Merge branch 'develop'

So that it doesn't fail for warnings in other libraries.

.appveyor.yml

@@ -0,0 +1,32 @@
+# Copyright 2017 Daniel James
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at http://boost.org/LICENSE_1_0.txt)
+
+version: 1.0.{build}-{branch}
+
+shallow_clone: true
+
+environment:
+  matrix:
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2013
+      TOOLSET: msvc-10.0,msvc-11.0,msvc-12.0
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      TOOLSET: msvc-14.0
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      TOOLSET: msvc-14.1
+
+install:
+  - set BOOST_ROOT=c:\projects\boost
+  - cd c:\projects\
+  - python %APPVEYOR_BUILD_FOLDER%\ci\download-boost-snapshot.py master
+  - rd /s /q %BOOST_ROOT%\boost\unordered
+  - cd %BOOST_ROOT%\tools\build
+  - cmd /c bootstrap
+  - cd %APPVEYOR_BUILD_FOLDER%
+  - echo. 2>Jamroot.jam
+
+build: off
+
+test_script:
+  - cd %APPVEYOR_BUILD_FOLDER%\test
+  - cmd /c %BOOST_ROOT%\tools\build\b2 -j 3 toolset=%TOOLSET% include=%APPVEYOR_BUILD_FOLDER%\include include=%BOOST_ROOT%

.editorconfig

@@ -0,0 +1,7 @@
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+
+[*.?pp]
+indent_size = 2

.travis.yml

@@ -11,56 +11,77 @@ language: c++
 addons:
     apt:
         packages:
-            - libboost-tools-dev
             - libxml2-utils
             - g++-multilib
 
 matrix:
     include:
       - compiler: gcc
-        env: BJAM_TOOLSET=gcc
+        env: |
+            label="gcc C++03/11";
+            user_config="using gcc : : g++-4.8 --coverage -fsanitize=address ;"
+            enable_coverage=1
+            CXXSTD=03,11
       - compiler: gcc
-        env: BJAM_TOOLSET=gcc-std11
-      #- compiler: gcc
-      #  env: BJAM_TOOLSET=gcc-m32
-      - compiler: gcc
-        env: BJAM_TOOLSET=gcc-std11m32
-      #- compiler: clang
-      #  env: BJAM_TOOLSET=clang
+        env: |
+            label="gcc 32 bit C++11";
+            user_config="using gcc : : g++-4.8 -m32 -fsanitize=address ;"
+            CXXSTD=11
       - compiler: clang
-        env: BJAM_TOOLSET=clang-std11
+        env: |
+            label="clang C++11/17";
+            user_config="using clang : : clang++ -fsanitize=address ;"
+            CXXSTD=11,17
+        # sanitized=address not available for 32-bit clang on travis.
       - compiler: clang
-        env: BJAM_TOOLSET=clang-m32
-      #- compiler: clang
-      #  env: BJAM_TOOLSET=clang-std11m32
-      - compiler: gcc
-        env: BJAM_TOOLSET=gcc-interopable
-      - compiler: clang
-        env: BJAM_TOOLSET=clang-interopable
+        env: |
+            label="clang 32 bit";
+            user_config="using clang : : clang++ -m32 ;"
+            CXXSTD=03
+
+before_install:
+    - if [ -n $enable_coverage ]; then pip install --user cpp-coveralls; fi
 
 before_script:
+    - export BOOST_VERSION=1.67.0
+    - export BOOST_FILENAME=boost_1_67_0
+    - export BOOST_ROOT=${HOME}/boost
     - cd ${TRAVIS_BUILD_DIR}
     - touch Jamroot.jam
     - cd $HOME
-    - |
-        echo "using gcc : : g++-4.8 -Werror --std=c++03 -fsanitize=address ;" > ~/user-config.jam
-        echo "using gcc : std11 : g++-4.8 -Werror --std=c++11 -fsanitize=address ;" >> ~/user-config.jam
-        echo "using gcc : m32 : g++-4.8 -m32 -Werror -fsanitize=address ;" >> ~/user-config.jam
-        echo "using gcc : std11m32 : g++-4.8 -m32 -Werror --std=c++11 -fsanitize=address ;" >> ~/user-config.jam
-        echo "using clang : : clang++ -Werror --std=c++03 -fsanitize=address ;" >> ~/user-config.jam
-        echo "using clang : std11 : clang++ -Werror --std=c++11 -fsanitize=address ;" >> ~/user-config.jam
-        # sanitized=address not available for 32-bit clang on travis.
-        echo "using clang : m32 : clang++ -m32 -Werror --std=c++03 ;" >> ~/user-config.jam
-        echo "using clang : std11m32 : clang++ -m32 -Werror --std=c++11 ;" >> ~/user-config.jam
-        echo "using gcc : interopable : g++-4.8 -Werror --std=c++03 -fsanitize=address -DBOOST_UNORDERED_INTEROPERABLE_NODES=1 ;" >> ~/user-config.jam
-        echo "using clang : interopable : clang++ -Werror --std=c++11 -fsanitize=address -DBOOST_UNORDERED_INTEROPERABLE_NODES=1 ;" >> ~/user-config.jam
+    - echo $user_config > ~/user-config.jam
     - cat ~/user-config.jam
-    - wget -O boost.tar.bz2 https://sourceforge.net/projects/boost/files/boost/1.63.0/boost_1_63_0.tar.bz2
-    - tar -xjf boost.tar.bz2
-    - mv boost_1_63_0 boost
-    - rm -r boost/boost/unordered
+    - |
+        # Pick snapshot to use
+        if [ "$TRAVIS_EVENT_TYPE" == "cron" ]
+        then
+            if [ "$TRAVIS_BRANCH" == "master" ]
+            then
+                snapshot=master
+            else
+                snapshot=develop
+            fi
+        else
+            #snapshot=stable
+            snapshot=master
+        fi
+
+        # Download and extract snapshot
+        echo "Downloading ${download_url}"
+        mkdir $HOME/download
+        cd $HOME/download
+        python ${TRAVIS_BUILD_DIR}/ci/download-boost-snapshot.py $snapshot
+        mv * ${BOOST_ROOT}
+    - rm -r ${BOOST_ROOT}/boost/unordered
+    - cd ${BOOST_ROOT}/tools/build
+    - mkdir ${HOME}/opt
+    - bash bootstrap.sh
+    - ./b2 install --prefix=$HOME/opt
+
+after_success:
+    if [ -n $enable_coverage ]; then coveralls -r ${TRAVIS_BUILD_DIR} -b ${TRAVIS_BUILD_DIR}/test --gcov-options '\-lp' --include include/boost/unordered/ ; fi
 
 script:
     - cd ${TRAVIS_BUILD_DIR}/test
-    - bjam ${BJAM_TOOLSET} include=${HOME}/boost include=${TRAVIS_BUILD_DIR}/include
+    - ${HOME}/opt/bin/b2 -j 3 cxxstd=$CXXSTD -q include=${BOOST_ROOT} include=${TRAVIS_BUILD_DIR}/include
     - xmllint --noout ${TRAVIS_BUILD_DIR}/doc/ref.xml

_clang-format

@@ -3,16 +3,17 @@
 # Distributed under the Boost Software License, Version 1.0. (See accompanying
 # file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
-# Using clang format 3.8
-# http://llvm.org/releases/3.8.0/tools/clang/docs/ClangFormatStyleOptions.html
+# Using clang format 4.0
+# http://llvm.org/releases/4.0.0/tools/clang/docs/ClangFormatStyleOptions.html
 
 # Becuase you have to start somewhere.
 BasedOnStyle: LLVM
 
 # Basic settings
 ColumnLimit: 80
-ContinuationIndentWidth: 4
-IndentWidth: 4
+NamespaceIndentation: All
+ContinuationIndentWidth: 2
+IndentWidth: 2
 UseTab: Never
 Language: Cpp
 Standard: Cpp03
@@ -34,4 +35,4 @@ BraceWrapping:
 PointerAlignment: Left
 
 # Boost specific stuff
-ForEachMacros: [ BOOST_FOREACH ]
+ForEachMacros: [ BOOST_FOREACH, UNORDERED_AUTO_TEST ]

ci/download-boost-snapshot.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+
+import urllib, os, os.path, sys, json, tarfile, zipfile, tempfile
+
+def download(snapshot):
+    if snapshot == 'stable':
+        # TODO: Default version/filename if not available?
+        downloads = [
+            "https://sourceforge.net/projects/boost/files/boost/%s/%s.tar.bz2/download" %
+                (os.environ['BOOST_VERSION'], os.environ['BOOST_FILENAME'])]
+    else:
+        json_response = urllib.urlopen('https://api.bintray.com/packages/boostorg/%s/snapshot/files' % (snapshot))
+        x = json.load(json_response)
+
+        extension_priorities = { '.bz2': 2, '.gz': 1, '.zip': 0 }
+        file_list = []
+        version_dates = {}
+        for file in x:
+            file_extension = os.path.splitext(file['path'])[1]
+            if (file_extension in extension_priorities):
+                file['priority'] = extension_priorities[file_extension]
+                file_list.append(file)
+                if not file['version'] in version_dates or file['created'] < version_dates[file['version']]:
+                    version_dates[file['version']] = file['created']
+        file_list.sort(key=lambda x: (version_dates[x['version']], x['priority']), reverse=True)
+        downloads = ['http://dl.bintray.com/boostorg/%s/%s' % (snapshot, file['path']) for file in file_list]
+
+    filename = ''
+    for download_url in downloads:
+        try:
+            print "Downloading: " + download_url
+            (filename, headers) = urllib.urlretrieve(download_url)
+
+            print "Extracting: " + filename
+            dir = tempfile.mkdtemp()
+            extract(filename, dir)
+            os.remove(filename)
+            files = os.listdir(dir)
+            assert(len(files) == 1)
+            os.rename(os.path.join(dir, files[0]), 'boost')
+            return
+        except IOError:
+            print "Error opening URL: " + download_url
+
+def extract(filename, path = '.'):
+    if (filename.endswith(".gz")):
+        tar = tarfile.open(filename, "r:gz")
+        tar.extractall(path)
+        tar.close
+    elif (filename.endswith(".bz2")):
+        tar = tarfile.open(filename, "r:bz2")
+        tar.extractall(path)
+        tar.close
+    elif (filename.endswith(".zip")):
+        zip = zipfile.ZipFile(filename, "r")
+        zip.extractall(path)
+        zip.close
+    else:
+        assert False
+
+if len(sys.argv) == 1:
+    download('stable')
+elif len(sys.argv) == 2:
+    download(sys.argv[1])
+else:
+    print "Usage: %s [stable|branch-name]" % (sys.argv[0])

doc/Jamfile.v2

@@ -9,7 +9,9 @@ using quickbook ;
 path-constant images_location : ../ ;
 path-constant admonishment_location : ../../../../doc/src/images ;
 
-xml unordered : unordered.qbk ;
+xml unordered : unordered.qbk :
+    <xsl:param>generate.consistent.ids=1 ;
+
 boostbook standalone : unordered :
     <xsl:param>chunk.first.sections=1
     <xsl:param>chunk.section.depth=2
@@ -21,6 +23,8 @@ boostbook standalone : unordered :
     <xsl:param>boost.compact.function=0
     <xsl:param>boost.compact.enum=0
 
+    <xsl:param>generate.consistent.ids=1
+
     # HTML Options:
 
     <format>html:<xsl:param>boost.root=../../../..

doc/buckets.qbk

@@ -17,7 +17,7 @@ the hash function, `Hash`, to the element's key (for `unordered_set` and
 `unordered_multiset` the key is the whole element, but is referred to as the key
 so that the same terminology can be used for sets and maps). This returns a
 value of type `std::size_t`.  `std::size_t` has a much greater range of values
-then the number of buckets, so that container applies another transformation to
+then the number of buckets, so the container applies another transformation to
 that value to choose a bucket to place the element in.
 
 Retrieving the elements for a given key is simple. The same process is applied
@@ -57,7 +57,7 @@ keep collisions to a minimum.
       </row>
       <row>
         <entry>'''`size_type bucket(key_type const& k) const`'''</entry>
-        <entry>'''Returns the index of the bucket which would contain k'''</entry>
+        <entry>'''Returns the index of the bucket which would contain `k`.'''</entry>
       </row>
       <row>
         <entry>'''`local_iterator begin(size_type n);`'''</entry>
@@ -92,7 +92,7 @@ You can also tell the container to change the bucket count (if required) by
 calling `rehash`.
 
 The standard leaves a lot of freedom to the implementer to decide how the
-number of buckets are chosen, but it does make some requirements based on the
+number of buckets is chosen, but it does make some requirements based on the
 container's 'load factor', the average number of elements per bucket.
 Containers also have a 'maximum load factor' which they should try to keep the
 load factor below.
@@ -138,7 +138,7 @@ or close to the hint - unless your hint is unreasonably small or large.
     ]
     [
         [`void rehash(size_type n)`]
-        [Changes the number of buckets so that there at least n buckets, and
+        [Changes the number of buckets so that there at least `n` buckets, and
         so that the load factor is less than the maximum load factor.]
     ]
 
@@ -149,7 +149,7 @@ or close to the hint - unless your hint is unreasonably small or large.
 It is not specified how member functions other than `rehash` affect
 the bucket count, although `insert` is only allowed to invalidate iterators
 when the insertion causes the load factor to be greater than or equal to the
-maximum load factor. For most implementations this means that insert will only
+maximum load factor. For most implementations this means that `insert` will only
 change the number of buckets when this happens. While iterators can be
 invalidated by calls to `insert` and `rehash`, pointers and references to the
 container's elements are never invalidated.
@@ -160,12 +160,9 @@ the expensive rehashing out of the way and let you store iterators, safe in
 the knowledge that they won't be invalidated. If you are inserting `n`
 elements into container `x`, you could first call:
 
-    x.rehash((x.size() + n) / x.max_load_factor() + 1);
+    x.rehash((x.size() + n) / x.max_load_factor());
 
 [blurb Note: `rehash`'s argument is the minimum number of buckets, not the
-number of elements, which is why the new size is divided by the maximum load factor.  The
-`+ 1` guarantees there is no invalidation; without it, reallocation could occur
-if the number of bucket exactly divides the target size, since the container is
-allowed to rehash when the load factor is equal to the maximum load factor.]
+number of elements, which is why the new size is divided by the maximum load factor.]
 
 [endsect]

doc/changes.qbk

@@ -6,6 +6,8 @@
 [template ticket[number]'''<ulink
     url="https://svn.boost.org/trac/boost/ticket/'''[number]'''">'''#[number]'''</ulink>''']
 
+[template pull_request[number][@https://github.com/boostorg/unordered/pull/[number] GitHub #[number]]]
+
 [section:changes Change Log]
 
 [h2 Review Version]
@@ -52,7 +54,7 @@ First official release.
   Document that the equality and inequality operators are undefined for two
   objects if their equality predicates aren't equivalent. Thanks to Daniel
   Krügler.
-* [@https://svn.boost.org/trac/boost/ticket/1710 Ticket 1710]: 
+* [@https://svn.boost.org/trac/boost/ticket/1710 Ticket 1710]:
   Use a larger prime number list. Thanks to Thorsten Ottosen and Hervé
   Brönnimann.
 * Use
@@ -99,13 +101,13 @@ First official release.
   has been rewritten to use templates instead of macros for the implementation
   classes.
 
-* The container objcet is now smaller thanks to using `boost::compressed_pair`
+* The container object is now smaller thanks to using `boost::compressed_pair`
   for EBO and a slightly different function buffer - now using a bool instead
   of a member pointer.
 
 * Buckets are allocated lazily which means that constructing an empty container
   will not allocate any memory.
-  
+
 [h2 Boost 1.42.0]
 
 * Support instantiating the containers with incomplete value types.
@@ -170,7 +172,7 @@ C++11 support has resulted in some breaking changes:
   longer does so. It does emulate the new `piecewise_construct`
   pair constructors - only you need to use
   `boost::piecewise_construct`. To use the old emulation of
-  the variadic consturctors define
+  the variadic constructors define
   `BOOST_UNORDERED_DEPRECATED_PAIR_CONSTRUCT`.
 
 [h2 Boost 1.49.0]
@@ -207,7 +209,7 @@ C++11 support has resulted in some breaking changes:
 * Fix construction/destruction issue when using a C++11 compiler with a
   C++03 allocator ([ticket 7100]).
 * Remove a `try..catch` to support compiling without exceptions.
-* Adjust SFINAE use to try to supprt g++ 3.4 ([ticket 7175]).
+* Adjust SFINAE use to try to support g++ 3.4 ([ticket 7175]).
 * Updated to use the new config macros.
 
 [h2 Boost 1.52.0]
@@ -301,6 +303,58 @@ C++11 support has resulted in some breaking changes:
   They are removed in C++17.
 * Support 10 constructor arguments in emplace. It was meant to support up to 10
   arguments, but an off by one error in the preprocessor code meant it only
-  supports up to 10.
+  supported up to 9.
+
+[h2 Boost 1.64.0]
+* Initial support for new C++17 member functions:
+  `insert_or_assign` and `try_emplace` in `unordered_map`,
+* Initial support for `merge` and `extract`.
+  Does not include transferring nodes between
+  `unordered_map` and `unordered_multimap` or between `unordered_set` and
+  `unordered_multiset` yet. That will hopefully be in the next version of
+  Boost.
+
+[h2 Boost 1.65.0]
+
+* Add deprecated attributes to `quick_erase` and `erase_return_void`.
+  I really will remove them in a future version this time.
+* Small standards compliance fixes:
+  * `noexpect` specs for `swap` free functions.
+  * Add missing `insert(P&&)` methods.
+
+[h2 Boost 1.66.0]
+
+* Simpler move construction implementation.
+* Documentation fixes ([pull_request 6]).
+
+[h2 Boost 1.67.0]
+
+* Improved C++17 support:
+  * Add template deduction guides from the standard.
+  * Use a simple implementation of `optional` in node handles, so
+    that they're closer to the standard.
+  * Add missing `noexcept` specifications to `swap`, `operator=`
+    and node handles, and change the implementation to match.
+    Using `std::allocator_traits::is_always_equal`, or our own
+    implementation when not available, and
+    `boost::is_nothrow_swappable` in the implementation.
+* Improved C++20 support:
+  * Use `boost::to_address`, which has the proposed C++20 semantics,
+    rather than the old custom implementation.
+* Add `element_type` to iterators, so that `std::pointer_traits`
+  will work.
+* Use `std::piecewise_construct` on recent versions of Visual C++,
+  and other uses of the Dinkumware standard library,
+  now using Boost.Predef to check compiler and library versions.
+* Use `std::iterator_traits` rather than the boost iterator traits
+  in order to remove dependency on Boost.Iterator.
+* Remove iterators' inheritance from `std::iterator`, which is
+  deprecated in C++17, thanks to Daniela Engert
+  ([@https://github.com/boostorg/unordered/pull/7 PR#7]).
+* Stop using `BOOST_DEDUCED_TYPENAME`.
+* Update some Boost include paths.
+* Rename some internal methods, and variables.
+* Various testing improvements.
+* Miscellaneous internal changes.
 
 [endsect]

doc/comparison.qbk

@@ -60,7 +60,7 @@
         [Iterators iterate through the container in the order defined by
             the comparison object.]
         [Iterators iterate through the container in an arbitrary order, that
-            can change as elements are inserted. Although, equivalent elements
+            can change as elements are inserted, although equivalent elements
             are always adjacent.]
     ]
     [

doc/compliance.qbk

@@ -2,7 +2,13 @@
  / Distributed under the Boost Software License, Version 1.0. (See accompanying
  / file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ]
 
-[section:compliance C++11 Compliance]
+[section:compliance Standard Compliance]
+
+The intent of Boost.Unordered is to implement a close (but imperfect)
+implementation of the C++17 standard, that will work with C++98 upwards.
+The wide compatibility does mean some comprimises have to be made.
+With a compiler and library that fully support C++11, the differences should
+be minor.
 
 [section:move Move emulation]
 
@@ -51,23 +57,32 @@ Due to imperfect move emulation, some assignments might check
 `propagate_on_container_copy_assignment` on some compilers and
 `propagate_on_container_move_assignment` on others.
 
-The use of the allocator's construct and destruct methods might be a bit
-surprising.
-Nodes are constructed and destructed using the allocator, but the elements
-are stored in aligned space within the node and constructed and destructed
-by calling the constructor and destructor directly.
+[endsect]
 
-In C++11 the allocator's construct function has the signature:
+[section:construction Construction/Destruction using allocators]
 
-    template <class U, class... Args>
-    void construct(U* p, Args&&... args);
+The following support is required for full use of C++11 style
+construction/destruction:
 
-which supports calling `construct` for the contained object, but
-most existing allocators don't support this. If member function detection
-was good enough then with old allocators it would fall back to calling
-the element's constructor directly but in general, detection isn't good
-enough to do this which is why Boost.Unordered just calls the constructor
-directly every time. In most cases this will work okay.
+* Variadic templates.
+* Piecewise construction of `std::pair`.
+* Either `std::allocator_traits` or expression SFINAE.
+
+This is detected using Boost.Config. The macro
+`BOOST_UNORDERED_CXX11_CONSTRUCTION` will be set to 1 if it is found, or 0
+otherwise.
+
+When this is the case `allocator_traits::construct` and
+`allocator_traits::destroy` will always be used, apart from when piecewise
+constructing a `std::pair` using `boost::tuple` (see [link
+unordered.compliance.pairs below]), but that should be easily avoided.
+
+When support is not available `allocator_traits::construct` and
+`allocator_traits::destroy` are never called.
+
+[endsect]
+
+[section:pointer_traits Pointer Traits]
 
 `pointer_traits` aren't used. Instead, pointer types are obtained from
 rebound allocators, this can cause problems if the allocator can't be
@@ -77,6 +92,7 @@ is used to obtain a const pointer.
 
 [endsect]
 
+[#unordered.compliance.pairs]
 [section:pairs Pairs]
 
 Since the containers use `std::pair` they're limited to the version
@@ -101,7 +117,7 @@ first part of the pair, and the remaining for the second part.
 
 When swapping, `Pred` and `Hash` are not currently swapped by calling
 `swap`, their copy constructors are used. As a consequence when swapping
-an exception may be throw from their  copy constructor.
+an exception may be thrown from their copy constructor.
 
 Variadic constructor arguments for `emplace` are only used when both
 rvalue references and variadic template parameters are available.

doc/intro.qbk

@@ -84,7 +84,7 @@ can be in any order. For example, it might be:
     one,1
     three,3
 
-To store an object in an unordered associative container requires both an
+To store an object in an unordered associative container requires both a
 key equality function and a hash function. The default function objects in
 the standard containers support a few basic types including integer types,
 floating point types, pointer types, and the standard strings. Since

doc/rationale.qbk

@@ -13,7 +13,7 @@ containers in the draft standard, so the interface was fixed. But there are
 still some implementation decisions to make. The priorities are
 conformance to the standard and portability.
 
-The [@http://en.wikipedia.org/wiki/Hash_table wikipedia article on hash tables]
+The [@http://en.wikipedia.org/wiki/Hash_table Wikipedia article on hash tables]
 has a good summary of the implementation issues for hash tables in general.
 
 [h2 Data Structure]
@@ -23,7 +23,7 @@ standard pretty much requires that the hash table uses chained addressing.
 
 It would be conceivable to write a hash table that uses another method.  For
 example, it could use open addressing, and use the lookup chain to act as a
-bucket but there are a some serious problems with this: 
+bucket but there are some serious problems with this:
 
 * The draft standard requires that pointers to elements aren't invalidated, so
   the elements can't be stored in one array, but will need a layer of
@@ -89,7 +89,7 @@ is that the required modulus operation is fairly expensive. This is what the
 containers do in most cases.
 
 Using a power of 2 allows for much quicker selection of the bucket
-to use, but at the expense of loosing the upper bits of the hash value.
+to use, but at the expense of losing the upper bits of the hash value.
 For some specially designed hash functions it is possible to do this and
 still get a good result but as the containers can take arbitrary hash
 functions this can't be relied on.
@@ -100,7 +100,7 @@ knowledge of the number of bits in the hash value, so it isn't portable enough
 to use as a default. It can applicable in certain cases so the containers
 have a policy based implementation that can use this alternative technique.
 
-Currently this is only done on 64 bit architecures, where prime number
+Currently this is only done on 64 bit architectures, where prime number
 modulus can be expensive. Although this varies depending on the architecture,
 so I probably should revisit it.
 

doc/ref.php

@@ -925,6 +925,12 @@ EOL;
               <returns>
                 <para>A <code>node_type</code> owning the element.</para>
               </returns>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code><?php echo $node_partner; ?></code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="extract">
               <parameter name="k">
@@ -940,6 +946,12 @@ EOL;
               <throws>
                 <para>Only throws an exception if it is thrown by <code>hasher</code> or <code>key_equal</code>.</para>
               </throws>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code><?php echo $node_partner; ?></code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="insert">
               <parameter name="nh">
@@ -984,6 +996,8 @@ EOL;
               <notes>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code><?php echo $node_partner; ?></code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="insert">
@@ -1028,6 +1042,8 @@ EOL;
                 <para>The standard is fairly vague on the meaning of the hint. But the only practical way to use it, and the only way that Boost.Unordered supports is to point to an existing element with the same <?php echo $key_name; ?>. </para>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code><?php echo $node_partner; ?></code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="erase">
@@ -1175,6 +1191,9 @@ EOL;
                 <paramtype><?php echo $name; ?>&lt;Value, H2, P2, Alloc&gt;&amp;</paramtype>
 <?php endif; ?>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code><?php echo $node_partner; ?></code> yet.</para>
+              </notes>
             </method>
             <method name="merge">
               <template>
@@ -1190,6 +1209,9 @@ EOL;
                 <paramtype><?php echo $name; ?>&lt;Value, H2, P2, Alloc&gt;&amp;&amp;</paramtype>
 <?php endif; ?>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code><?php echo $node_partner; ?></code> yet.</para>
+              </notes>
             </method>
 <?php /*
             <method name="merge">
@@ -1650,13 +1672,11 @@ function echo_node_handle_docs($map)
               <classname>unordered_multi<?php echo $type ?></classname>, that
               can then be inserted into a compatible container type.
             </para>
-            <note>
-              <para>
-                The name and template parameters of this type is implementation
-                defined, and should be obtained using the <code>node_type</code>
-                member typedef from the appropriate container.
-              </para>
-            </note>
+            <para>
+              The name and template parameters of this type are implementation
+              defined, and should be obtained using the <code>node_type</code>
+              member typedef from the appropriate container.
+            </para>
           </purpose>
 <?php if ($map): ?>
           <typedef name="key_type">

doc/ref.xml

@@ -812,6 +812,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <returns>
                 <para>A <code>node_type</code> owning the element.</para>
               </returns>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_multiset</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="extract">
               <parameter name="k">
@@ -827,6 +833,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <throws>
                 <para>Only throws an exception if it is thrown by <code>hasher</code> or <code>key_equal</code>.</para>
               </throws>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_multiset</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="insert">
               <parameter name="nh">
@@ -862,6 +874,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <notes>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_multiset</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="insert">
@@ -895,6 +909,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
                 <para>The standard is fairly vague on the meaning of the hint. But the only practical way to use it, and the only way that Boost.Unordered supports is to point to an existing element with the same value. </para>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_multiset</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="erase">
@@ -1038,6 +1054,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_set&lt;Value, H2, P2, Alloc&gt;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_multiset</code> yet.</para>
+              </notes>
             </method>
             <method name="merge">
               <template>
@@ -1049,6 +1068,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_set&lt;Value, H2, P2, Alloc&gt;&amp;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_multiset</code> yet.</para>
+              </notes>
             </method>
           </method-group>
           <method-group name="observers">
@@ -2204,6 +2226,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <returns>
                 <para>A <code>node_type</code> owning the element.</para>
               </returns>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_set</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="extract">
               <parameter name="k">
@@ -2219,6 +2247,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <throws>
                 <para>Only throws an exception if it is thrown by <code>hasher</code> or <code>key_equal</code>.</para>
               </throws>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_set</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="insert">
               <parameter name="nh">
@@ -2242,6 +2276,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <notes>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_set</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="insert">
@@ -2271,6 +2307,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
                 <para>The standard is fairly vague on the meaning of the hint. But the only practical way to use it, and the only way that Boost.Unordered supports is to point to an existing element with the same value. </para>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_set</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="erase">
@@ -2414,6 +2452,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_multiset&lt;Value, H2, P2, Alloc&gt;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_set</code> yet.</para>
+              </notes>
             </method>
             <method name="merge">
               <template>
@@ -2425,6 +2466,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_multiset&lt;Value, H2, P2, Alloc&gt;&amp;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_set</code> yet.</para>
+              </notes>
             </method>
           </method-group>
           <method-group name="observers">
@@ -2796,13 +2840,11 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <classname>unordered_multiset</classname>, that
               can then be inserted into a compatible container type.
             </para>
-            <note>
-              <para>
-                The name and template parameters of this type is implementation
-                defined, and should be obtained using the <code>node_type</code>
-                member typedef from the appropriate container.
-              </para>
-            </note>
+            <para>
+              The name and template parameters of this type are implementation
+              defined, and should be obtained using the <code>node_type</code>
+              member typedef from the appropriate container.
+            </para>
           </purpose>
           <typedef name="value_type">
             <type>typename Container::value_type></type>
@@ -3687,6 +3729,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <returns>
                 <para>A <code>node_type</code> owning the element.</para>
               </returns>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_multimap</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="extract">
               <parameter name="k">
@@ -3702,6 +3750,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <throws>
                 <para>Only throws an exception if it is thrown by <code>hasher</code> or <code>key_equal</code>.</para>
               </throws>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_multimap</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="insert">
               <parameter name="nh">
@@ -3737,6 +3791,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <notes>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_multimap</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="insert">
@@ -3770,6 +3826,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
                 <para>The standard is fairly vague on the meaning of the hint. But the only practical way to use it, and the only way that Boost.Unordered supports is to point to an existing element with the same key. </para>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_multimap</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="erase">
@@ -3913,6 +3971,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_map&lt;Key, Mapped, H2, P2, Alloc&gt;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_multimap</code> yet.</para>
+              </notes>
             </method>
             <method name="merge">
               <template>
@@ -3924,6 +3985,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_map&lt;Key, Mapped, H2, P2, Alloc&gt;&amp;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_multimap</code> yet.</para>
+              </notes>
             </method>
           </method-group>
           <method-group name="observers">
@@ -5126,6 +5190,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <returns>
                 <para>A <code>node_type</code> owning the element.</para>
               </returns>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_map</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="extract">
               <parameter name="k">
@@ -5141,6 +5211,12 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <throws>
                 <para>Only throws an exception if it is thrown by <code>hasher</code> or <code>key_equal</code>.</para>
               </throws>
+              <notes>
+                <para>
+                  In C++17 a node extracted using this method can be inserted into a compatible <code>unordered_map</code>,
+                  but that is not supported yet.
+                </para>
+              </notes>
             </method>
             <method name="insert">
               <parameter name="nh">
@@ -5164,6 +5240,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <notes>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_map</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="insert">
@@ -5193,6 +5271,8 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
                 <para>The standard is fairly vague on the meaning of the hint. But the only practical way to use it, and the only way that Boost.Unordered supports is to point to an existing element with the same key. </para>
                 <para>Can invalidate iterators, but only if the insert causes the load factor to be greater to or equal to the maximum load factor.</para>
                 <para>Pointers and references to elements are never invalidated.</para>
+                <para>In C++17 this can be used to insert a node extracted from a compatible <code>unordered_map</code>,
+                    but that is not supported yet.</para>
               </notes>
             </method>
             <method name="erase">
@@ -5336,6 +5416,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_multimap&lt;Key, Mapped, H2, P2, Alloc&gt;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_map</code> yet.</para>
+              </notes>
             </method>
             <method name="merge">
               <template>
@@ -5347,6 +5430,9 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <parameter name="source">
                 <paramtype>unordered_multimap&lt;Key, Mapped, H2, P2, Alloc&gt;&amp;&amp;</paramtype>
               </parameter>
+              <notes>
+                <para>Does not support merging with a compatible <code>unordered_map</code> yet.</para>
+              </notes>
             </method>
           </method-group>
           <method-group name="observers">
@@ -5724,13 +5810,11 @@ file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
               <classname>unordered_multimap</classname>, that
               can then be inserted into a compatible container type.
             </para>
-            <note>
-              <para>
-                The name and template parameters of this type is implementation
-                defined, and should be obtained using the <code>node_type</code>
-                member typedef from the appropriate container.
-              </para>
-            </note>
+            <para>
+              The name and template parameters of this type are implementation
+              defined, and should be obtained using the <code>node_type</code>
+              member typedef from the appropriate container.
+            </para>
           </purpose>
           <typedef name="key_type">
             <type>typename Container::key_type</type>

doc/src_code/dictionary.cpp

@@ -4,7 +4,7 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 #include <boost/unordered_map.hpp>
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/algorithm/string/predicate.hpp>
 #include "../../examples/fnv1.hpp"
 

doc/src_code/point1.cpp

@@ -4,7 +4,7 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 #include <boost/unordered_set.hpp>
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 
 //[point_example1
     struct point {

doc/src_code/point2.cpp

@@ -5,7 +5,7 @@
 
 #include <boost/unordered_set.hpp>
 #include <boost/functional/hash.hpp>
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 
 //[point_example2
     struct point {

doc/unordered.qbk

@@ -3,7 +3,8 @@
  / file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ]
 
 [library Boost.Unordered
-    [quickbook 1.5]
+    [quickbook 1.7]
+    [compatibility-mode 1.5]
     [authors [James, Daniel]]
     [copyright 2003 2004 Jeremy B. Maitin-Shepard]
     [copyright 2005 2006 2007 2008 Daniel James]

examples/case_insensitive_test.cpp

@@ -4,7 +4,7 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 #include "./case_insensitive.hpp"
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/unordered_map.hpp>
 
 struct word_info {

include/boost/unordered/detail/fwd.hpp

@@ -11,6 +11,8 @@
 #pragma once
 #endif
 
+#include <boost/predef.h>
+
 #if defined(BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT)
 // Already defined.
 #elif defined(BOOST_LIBSTDCXX11)
@@ -18,20 +20,24 @@
 #if BOOST_LIBSTDCXX_VERSION > 40600
 #define BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT 1
 #endif
-#elif defined(_LIBCPP_VERSION)
+#elif BOOST_LIB_STD_CXX
 // https://github.com/llvm-mirror/libcxx/blob/release_30/include/utility#L206
-#if LIBCPP_VERSION >= 3000
+#if BOOST_LIB_STD_CXX >= BOOST_VERSION_NUMBER(3, 0, 0)
 #define BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT 1
 #endif
-#elif defined(BOOST_MSVC)
+#elif defined(BOOST_LIB_STD_DINKUMWARE)
 // Apparently C++11 standard supported in Visual Studio 2012
 // https://msdn.microsoft.com/en-us/library/hh567368.aspx#stl
 // 2012 = VC+11 = BOOST_MSVC 1700 Hopefully!
-#if BOOST_MSVC >= 1700
+// I have no idea when Dinkumware added it, probably a lot
+// earlier than this check.
+#if BOOST_LIB_STD_DINKUMWARE >= BOOST_VERSION_NUMBER(6, 50, 0) ||              \
+  BOOST_COMP_MSVC >= BOOST_VERSION_NUMBER(17, 0, 0)
 #define BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT 1
 #endif
 #endif
 
+// Assume that an unknown library does not support piecewise construction.
 #if !defined(BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT)
 #define BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT 0
 #endif
@@ -41,17 +47,17 @@
 #endif
 
 namespace boost {
-namespace unordered {
+  namespace unordered {
 #if BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT
-using std::piecewise_construct_t;
-using std::piecewise_construct;
+    using std::piecewise_construct_t;
+    using std::piecewise_construct;
 #else
-struct piecewise_construct_t
-{
-};
-const piecewise_construct_t piecewise_construct = piecewise_construct_t();
+    struct piecewise_construct_t
+    {
+    };
+    const piecewise_construct_t piecewise_construct = piecewise_construct_t();
 #endif
-}
+  }
 }
 
 #endif

include/boost/unordered/detail/map.hpp

@@ -7,101 +7,61 @@
 #include <boost/unordered/unordered_map_fwd.hpp>
 
 namespace boost {
-namespace unordered {
-namespace detail {
-template <typename A, typename K, typename M, typename H, typename P> struct map
-{
-    typedef boost::unordered::detail::map<A, K, M, H, P> types;
+  namespace unordered {
+    namespace detail {
+      template <typename A, typename K, typename M, typename H, typename P>
+      struct map
+      {
+        typedef boost::unordered::detail::map<A, K, M, H, P> types;
 
-    typedef std::pair<K const, M> value_type;
-    typedef H hasher;
-    typedef P key_equal;
-    typedef K const const_key_type;
+        typedef std::pair<K const, M> value_type;
+        typedef H hasher;
+        typedef P key_equal;
+        typedef K const const_key_type;
 
-    typedef typename ::boost::unordered::detail::rebind_wrap<A,
-        value_type>::type value_allocator;
-    typedef boost::unordered::detail::allocator_traits<value_allocator>
-        value_allocator_traits;
+        typedef
+          typename ::boost::unordered::detail::rebind_wrap<A, value_type>::type
+            value_allocator;
+        typedef boost::unordered::detail::allocator_traits<value_allocator>
+          value_allocator_traits;
 
-    typedef boost::unordered::detail::pick_node<A, value_type> pick;
-    typedef typename pick::node node;
-    typedef typename pick::bucket bucket;
-    typedef typename pick::link_pointer link_pointer;
-    typedef typename pick::node_algo node_algo;
+        typedef boost::unordered::detail::pick_node<A, value_type> pick;
+        typedef typename pick::node node;
+        typedef typename pick::bucket bucket;
+        typedef typename pick::link_pointer link_pointer;
 
-    typedef boost::unordered::detail::table_impl<types> table;
-    typedef boost::unordered::detail::map_extractor<value_type> extractor;
+        typedef boost::unordered::detail::table<types> table;
+        typedef boost::unordered::detail::map_extractor<value_type> extractor;
 
-    typedef typename boost::unordered::detail::pick_policy<K>::type policy;
+        typedef typename boost::unordered::detail::pick_policy<K>::type policy;
 
-    typedef boost::unordered::iterator_detail::iterator<node> iterator;
-    typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
-    typedef boost::unordered::iterator_detail::l_iterator<node, policy>
-        l_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        cl_iterator;
+        typedef boost::unordered::iterator_detail::iterator<node> iterator;
+        typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
+        typedef boost::unordered::iterator_detail::l_iterator<node> l_iterator;
+        typedef boost::unordered::iterator_detail::cl_iterator<node>
+          cl_iterator;
 
-    typedef boost::unordered::node_handle_map<node, K, M, A> node_type;
-    typedef boost::unordered::insert_return_type_map<node, K, M, A>
-        insert_return_type;
-};
+        typedef boost::unordered::node_handle_map<node, K, M, A> node_type;
+        typedef boost::unordered::insert_return_type_map<node, K, M, A>
+          insert_return_type;
+      };
 
-template <typename A, typename K, typename M, typename H, typename P>
-struct multimap
-{
-    typedef boost::unordered::detail::multimap<A, K, M, H, P> types;
+      template <typename K, typename M, typename H, typename P, typename A>
+      class instantiate_map
+      {
+        typedef boost::unordered_map<K, M, H, P, A> container;
+        container x;
+        typename container::node_type node_type;
+        typename container::insert_return_type insert_return_type;
+      };
 
-    typedef std::pair<K const, M> value_type;
-    typedef H hasher;
-    typedef P key_equal;
-    typedef K const const_key_type;
-
-    typedef typename ::boost::unordered::detail::rebind_wrap<A,
-        value_type>::type value_allocator;
-    typedef boost::unordered::detail::allocator_traits<value_allocator>
-        value_allocator_traits;
-
-#if BOOST_UNORDERED_INTEROPERABLE_NODES
-    typedef boost::unordered::detail::pick_node<A, value_type> pick;
-#else
-    typedef boost::unordered::detail::pick_grouped_node<A, value_type> pick;
-#endif
-    typedef typename pick::node node;
-    typedef typename pick::bucket bucket;
-    typedef typename pick::link_pointer link_pointer;
-    typedef typename pick::node_algo node_algo;
-
-    typedef boost::unordered::detail::grouped_table_impl<types> table;
-    typedef boost::unordered::detail::map_extractor<value_type> extractor;
-
-    typedef typename boost::unordered::detail::pick_policy<K>::type policy;
-
-    typedef boost::unordered::iterator_detail::iterator<node> iterator;
-    typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
-    typedef boost::unordered::iterator_detail::l_iterator<node, policy>
-        l_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        cl_iterator;
-
-    typedef boost::unordered::node_handle_map<node, K, M, A> node_type;
-};
-
-template <typename K, typename M, typename H, typename P, typename A>
-class instantiate_map
-{
-    typedef boost::unordered_map<K, M, H, P, A> container;
-    container x;
-    typename container::node_type node_type;
-    typename container::insert_return_type insert_return_type;
-};
-
-template <typename K, typename M, typename H, typename P, typename A>
-class instantiate_multimap
-{
-    typedef boost::unordered_multimap<K, M, H, P, A> container;
-    container x;
-    typename container::node_type node_type;
-};
-}
-}
+      template <typename K, typename M, typename H, typename P, typename A>
+      class instantiate_multimap
+      {
+        typedef boost::unordered_multimap<K, M, H, P, A> container;
+        container x;
+        typename container::node_type node_type;
+      };
+    }
+  }
 }

include/boost/unordered/detail/set.hpp

@@ -7,99 +7,60 @@
 #include <boost/unordered/unordered_set_fwd.hpp>
 
 namespace boost {
-namespace unordered {
-namespace detail {
-template <typename A, typename T, typename H, typename P> struct set
-{
-    typedef boost::unordered::detail::set<A, T, H, P> types;
+  namespace unordered {
+    namespace detail {
+      template <typename A, typename T, typename H, typename P> struct set
+      {
+        typedef boost::unordered::detail::set<A, T, H, P> types;
 
-    typedef T value_type;
-    typedef H hasher;
-    typedef P key_equal;
-    typedef T const const_key_type;
+        typedef T value_type;
+        typedef H hasher;
+        typedef P key_equal;
+        typedef T const const_key_type;
 
-    typedef typename ::boost::unordered::detail::rebind_wrap<A,
-        value_type>::type value_allocator;
-    typedef boost::unordered::detail::allocator_traits<value_allocator>
-        value_allocator_traits;
+        typedef
+          typename ::boost::unordered::detail::rebind_wrap<A, value_type>::type
+            value_allocator;
+        typedef boost::unordered::detail::allocator_traits<value_allocator>
+          value_allocator_traits;
 
-    typedef boost::unordered::detail::pick_node<A, value_type> pick;
-    typedef typename pick::node node;
-    typedef typename pick::bucket bucket;
-    typedef typename pick::link_pointer link_pointer;
-    typedef typename pick::node_algo node_algo;
+        typedef boost::unordered::detail::pick_node<A, value_type> pick;
+        typedef typename pick::node node;
+        typedef typename pick::bucket bucket;
+        typedef typename pick::link_pointer link_pointer;
 
-    typedef boost::unordered::detail::table_impl<types> table;
-    typedef boost::unordered::detail::set_extractor<value_type> extractor;
+        typedef boost::unordered::detail::table<types> table;
+        typedef boost::unordered::detail::set_extractor<value_type> extractor;
 
-    typedef typename boost::unordered::detail::pick_policy<T>::type policy;
+        typedef typename boost::unordered::detail::pick_policy<T>::type policy;
 
-    typedef boost::unordered::iterator_detail::c_iterator<node> iterator;
-    typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        l_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        cl_iterator;
+        typedef boost::unordered::iterator_detail::c_iterator<node> iterator;
+        typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
+        typedef boost::unordered::iterator_detail::cl_iterator<node> l_iterator;
+        typedef boost::unordered::iterator_detail::cl_iterator<node>
+          cl_iterator;
 
-    typedef boost::unordered::node_handle_set<node, T, A> node_type;
-    typedef boost::unordered::insert_return_type_set<node, T, A>
-        insert_return_type;
-};
+        typedef boost::unordered::node_handle_set<node, T, A> node_type;
+        typedef boost::unordered::insert_return_type_set<node, T, A>
+          insert_return_type;
+      };
 
-template <typename A, typename T, typename H, typename P> struct multiset
-{
-    typedef boost::unordered::detail::multiset<A, T, H, P> types;
+      template <typename T, typename H, typename P, typename A>
+      class instantiate_set
+      {
+        typedef boost::unordered_set<T, H, P, A> container;
+        container x;
+        typename container::node_type node_type;
+        typename container::insert_return_type insert_return_type;
+      };
 
-    typedef T value_type;
-    typedef H hasher;
-    typedef P key_equal;
-    typedef T const const_key_type;
-
-    typedef typename ::boost::unordered::detail::rebind_wrap<A,
-        value_type>::type value_allocator;
-    typedef boost::unordered::detail::allocator_traits<value_allocator>
-        value_allocator_traits;
-
-#if BOOST_UNORDERED_INTEROPERABLE_NODES
-    typedef boost::unordered::detail::pick_node<A, value_type> pick;
-#else
-    typedef boost::unordered::detail::pick_grouped_node<A, value_type> pick;
-#endif
-    typedef typename pick::node node;
-    typedef typename pick::bucket bucket;
-    typedef typename pick::link_pointer link_pointer;
-    typedef typename pick::node_algo node_algo;
-
-    typedef boost::unordered::detail::grouped_table_impl<types> table;
-    typedef boost::unordered::detail::set_extractor<value_type> extractor;
-
-    typedef typename boost::unordered::detail::pick_policy<T>::type policy;
-
-    typedef boost::unordered::iterator_detail::c_iterator<node> iterator;
-    typedef boost::unordered::iterator_detail::c_iterator<node> c_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        l_iterator;
-    typedef boost::unordered::iterator_detail::cl_iterator<node, policy>
-        cl_iterator;
-
-    typedef boost::unordered::node_handle_set<node, T, A> node_type;
-};
-
-template <typename T, typename H, typename P, typename A> class instantiate_set
-{
-    typedef boost::unordered_set<T, H, P, A> container;
-    container x;
-    typename container::node_type node_type;
-    typename container::insert_return_type insert_return_type;
-};
-
-template <typename T, typename H, typename P, typename A>
-class instantiate_multiset
-{
-    typedef boost::unordered_multiset<T, H, P, A> container;
-    container x;
-    typename container::node_type node_type;
-};
-}
-}
+      template <typename T, typename H, typename P, typename A>
+      class instantiate_multiset
+      {
+        typedef boost::unordered_multiset<T, H, P, A> container;
+        container x;
+        typename container::node_type node_type;
+      };
+    }
+  }
 }

include/boost/unordered/unordered_map_fwd.hpp

@@ -17,45 +17,48 @@
 #include <memory>
 
 namespace boost {
-namespace unordered {
-template <class K, class T, class H = boost::hash<K>,
-    class P = std::equal_to<K>,
-    class A = std::allocator<std::pair<const K, T> > >
-class unordered_map;
+  namespace unordered {
+    template <class K, class T, class H = boost::hash<K>,
+      class P = std::equal_to<K>,
+      class A = std::allocator<std::pair<const K, T> > >
+    class unordered_map;
 
-template <class K, class T, class H, class P, class A>
-inline bool operator==(
-    unordered_map<K, T, H, P, A> const&, unordered_map<K, T, H, P, A> const&);
-template <class K, class T, class H, class P, class A>
-inline bool operator!=(
-    unordered_map<K, T, H, P, A> const&, unordered_map<K, T, H, P, A> const&);
-template <class K, class T, class H, class P, class A>
-inline void swap(unordered_map<K, T, H, P, A>&, unordered_map<K, T, H, P, A>&);
+    template <class K, class T, class H, class P, class A>
+    inline bool operator==(
+      unordered_map<K, T, H, P, A> const&, unordered_map<K, T, H, P, A> const&);
+    template <class K, class T, class H, class P, class A>
+    inline bool operator!=(
+      unordered_map<K, T, H, P, A> const&, unordered_map<K, T, H, P, A> const&);
+    template <class K, class T, class H, class P, class A>
+    inline void swap(
+      unordered_map<K, T, H, P, A>& m1, unordered_map<K, T, H, P, A>& m2)
+      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)));
 
-template <class K, class T, class H = boost::hash<K>,
-    class P = std::equal_to<K>,
-    class A = std::allocator<std::pair<const K, T> > >
-class unordered_multimap;
+    template <class K, class T, class H = boost::hash<K>,
+      class P = std::equal_to<K>,
+      class A = std::allocator<std::pair<const K, T> > >
+    class unordered_multimap;
 
-template <class K, class T, class H, class P, class A>
-inline bool operator==(unordered_multimap<K, T, H, P, A> const&,
-    unordered_multimap<K, T, H, P, A> const&);
-template <class K, class T, class H, class P, class A>
-inline bool operator!=(unordered_multimap<K, T, H, P, A> const&,
-    unordered_multimap<K, T, H, P, A> const&);
-template <class K, class T, class H, class P, class A>
-inline void swap(
-    unordered_multimap<K, T, H, P, A>&, unordered_multimap<K, T, H, P, A>&);
+    template <class K, class T, class H, class P, class A>
+    inline bool operator==(unordered_multimap<K, T, H, P, A> const&,
+      unordered_multimap<K, T, H, P, A> const&);
+    template <class K, class T, class H, class P, class A>
+    inline bool operator!=(unordered_multimap<K, T, H, P, A> const&,
+      unordered_multimap<K, T, H, P, A> const&);
+    template <class K, class T, class H, class P, class A>
+    inline void swap(unordered_multimap<K, T, H, P, A>& m1,
+      unordered_multimap<K, T, H, P, A>& m2)
+      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)));
 
-template <class N, class K, class T, class A> class node_handle_map;
-template <class N, class K, class T, class A> struct insert_return_type_map;
-}
+    template <class N, class K, class T, class A> class node_handle_map;
+    template <class N, class K, class T, class A> struct insert_return_type_map;
+  }
 
-using boost::unordered::unordered_map;
-using boost::unordered::unordered_multimap;
-using boost::unordered::swap;
-using boost::unordered::operator==;
-using boost::unordered::operator!=;
+  using boost::unordered::unordered_map;
+  using boost::unordered::unordered_multimap;
+  using boost::unordered::swap;
+  using boost::unordered::operator==;
+  using boost::unordered::operator!=;
 }
 
 #endif

include/boost/unordered/unordered_set_fwd.hpp

@@ -17,43 +17,46 @@
 #include <memory>
 
 namespace boost {
-namespace unordered {
-template <class T, class H = boost::hash<T>, class P = std::equal_to<T>,
-    class A = std::allocator<T> >
-class unordered_set;
+  namespace unordered {
+    template <class T, class H = boost::hash<T>, class P = std::equal_to<T>,
+      class A = std::allocator<T> >
+    class unordered_set;
 
-template <class T, class H, class P, class A>
-inline bool operator==(
-    unordered_set<T, H, P, A> const&, unordered_set<T, H, P, A> const&);
-template <class T, class H, class P, class A>
-inline bool operator!=(
-    unordered_set<T, H, P, A> const&, unordered_set<T, H, P, A> const&);
-template <class T, class H, class P, class A>
-inline void swap(unordered_set<T, H, P, A>& m1, unordered_set<T, H, P, A>& m2);
+    template <class T, class H, class P, class A>
+    inline bool operator==(
+      unordered_set<T, H, P, A> const&, unordered_set<T, H, P, A> const&);
+    template <class T, class H, class P, class A>
+    inline bool operator!=(
+      unordered_set<T, H, P, A> const&, unordered_set<T, H, P, A> const&);
+    template <class T, class H, class P, class A>
+    inline void swap(
+      unordered_set<T, H, P, A>& m1, unordered_set<T, H, P, A>& m2)
+      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)));
 
-template <class T, class H = boost::hash<T>, class P = std::equal_to<T>,
-    class A = std::allocator<T> >
-class unordered_multiset;
+    template <class T, class H = boost::hash<T>, class P = std::equal_to<T>,
+      class A = std::allocator<T> >
+    class unordered_multiset;
 
-template <class T, class H, class P, class A>
-inline bool operator==(unordered_multiset<T, H, P, A> const&,
-    unordered_multiset<T, H, P, A> const&);
-template <class T, class H, class P, class A>
-inline bool operator!=(unordered_multiset<T, H, P, A> const&,
-    unordered_multiset<T, H, P, A> const&);
-template <class T, class H, class P, class A>
-inline void swap(
-    unordered_multiset<T, H, P, A>& m1, unordered_multiset<T, H, P, A>& m2);
+    template <class T, class H, class P, class A>
+    inline bool operator==(unordered_multiset<T, H, P, A> const&,
+      unordered_multiset<T, H, P, A> const&);
+    template <class T, class H, class P, class A>
+    inline bool operator!=(unordered_multiset<T, H, P, A> const&,
+      unordered_multiset<T, H, P, A> const&);
+    template <class T, class H, class P, class A>
+    inline void swap(
+      unordered_multiset<T, H, P, A>& m1, unordered_multiset<T, H, P, A>& m2)
+      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)));
 
-template <class N, class T, class A> class node_handle_set;
-template <class N, class T, class A> struct insert_return_type_set;
-}
+    template <class N, class T, class A> class node_handle_set;
+    template <class N, class T, class A> struct insert_return_type_set;
+  }
 
-using boost::unordered::unordered_set;
-using boost::unordered::unordered_multiset;
-using boost::unordered::swap;
-using boost::unordered::operator==;
-using boost::unordered::operator!=;
+  using boost::unordered::unordered_set;
+  using boost::unordered::unordered_multiset;
+  using boost::unordered::swap;
+  using boost::unordered::operator==;
+  using boost::unordered::operator!=;
 }
 
 #endif

meta/explicit-failures-markup.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright 2017-2018 Daniel James
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or copy at
+ http://www.boost.org/LICENSE_1_0.txt)
+-->
+<explicit-failures-markup>
+    <!-- unordered -->
+    <library name="unordered">
+      <mark-expected-failures>
+        <test name="unnecessary_copy_tests"/>
+        <toolset name="borland-*"/>
+        <toolset name="sun-*"/>
+        <note author="Daniel James">
+            This tests whether inserting elements creates as few copies as I think
+            is possible. If this fails it just means that the container might be
+            a little inefficient.
+        </note>
+      </mark-expected-failures>
+
+      <mark-expected-failures>
+        <test name="compile_map_unordered_allocator"/>
+        <toolset name="msvc-7.1"/>
+        <note author="Daniel James">
+            This test fail because it's using unordered's internal
+            allocator traits, which doesn't work on Visual C++ 7.1.
+            It normally uses the one from Boost.Container by default.
+        </note>
+      </mark-expected-failures>
+
+      <mark-expected-failures>
+        <test name="noexcept_tests"/>
+        <toolset name="gcc-4.3c+"/>
+        <note author="Daniel James">
+            boost::is_nothrow_move_constructible and
+            boost::is_nothrow_move_assignable don't seem to work on this
+            compiler. I'd hope that anyone wanting noexcept support would
+            use a more recent compiler anyway.
+        </note>
+      </mark-expected-failures>
+      </library>
+</explicit-failures-markup>
+

test/Jamfile.v2

@@ -15,6 +15,7 @@ project unordered-test/unordered
         <toolset>darwin:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter -Wconversion -Wfloat-equal -Wshadow"
         <toolset>clang:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter -Wsign-conversion -Wconversion -Wfloat-equal -Wshadow"
         <toolset>msvc:<cxxflags>"/wd4494"
+        <toolset>gcc:<c++-template-depth>500
     ;
 
 #alias framework : /boost/test//boost_unit_test_framework ;
@@ -45,7 +46,7 @@ test-suite unordered
         [ run unordered/insert_hint_tests.cpp ]
         [ run unordered/emplace_tests.cpp ]
         [ run unordered/unnecessary_copy_tests.cpp ]
-        [ run unordered/erase_tests.cpp ]
+        [ run unordered/erase_tests.cpp : : : <define>BOOST_UNORDERED_SUPPRESS_DEPRECATED ]
         [ run unordered/erase_equiv_tests.cpp ]
         [ run unordered/extract_tests.cpp ]
         [ run unordered/node_handle_tests.cpp ]
@@ -61,6 +62,8 @@ test-suite unordered
         [ run unordered/rehash_tests.cpp ]
         [ run unordered/equality_tests.cpp ]
         [ run unordered/swap_tests.cpp ]
+        [ run unordered/detail_tests.cpp ]
+        [ run unordered/deduction_tests.cpp ]
 
         [ run unordered/compile_set.cpp : :
             : <define>BOOST_UNORDERED_USE_MOVE
@@ -90,4 +93,5 @@ test-suite unordered-exception
         [ run exception/rehash_exception_tests.cpp framework ]
         [ run exception/swap_exception_tests.cpp framework : : :
             <define>BOOST_UNORDERED_SWAP_METHOD=2 ]
+        [ run exception/merge_exception_tests.cpp framework ]
     ;

test/exception/assign_exception_tests.cpp

@@ -7,6 +7,7 @@
 
 #include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
+#include "../helpers/tracker.hpp"
 
 #if defined(BOOST_MSVC)
 #pragma warning(disable : 4512) // assignment operator could not be generated
@@ -16,16 +17,27 @@ test::seed_t initialize_seed(12847);
 
 template <class T> struct self_assign_base : public test::exception_base
 {
-    test::random_values<T> values;
-    self_assign_base(std::size_t count = 0) : values(count) {}
+  test::random_values<T> values;
+  self_assign_base(std::size_t count = 0) : values(count, test::limited_range)
+  {
+  }
 
-    typedef T data_type;
-    T init() const { return T(values.begin(), values.end()); }
-    void run(T& x) const { x = x; }
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
-    {
-        test::check_equivalent_keys(x);
-    }
+  typedef T data_type;
+  T init() const { return T(values.begin(), values.end()); }
+
+  void run(T& x) const
+  {
+    x = x;
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, values);
+    test::check_equivalent_keys(x);
+  }
+
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
+  {
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct self_assign_test1 : self_assign_base<T>
@@ -34,105 +46,140 @@ template <class T> struct self_assign_test1 : self_assign_base<T>
 
 template <class T> struct self_assign_test2 : self_assign_base<T>
 {
-    self_assign_test2() : self_assign_base<T>(100) {}
+  self_assign_test2() : self_assign_base<T>(100) {}
 };
 
 template <class T> struct assign_base : public test::exception_base
 {
-    test::random_values<T> x_values, y_values;
-    T x, y;
+  test::random_values<T> x_values, y_values;
+  T x, y;
 
-    typedef BOOST_DEDUCED_TYPENAME T::hasher hasher;
-    typedef BOOST_DEDUCED_TYPENAME T::key_equal key_equal;
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+  typedef typename T::hasher hasher;
+  typedef typename T::key_equal key_equal;
+  typedef typename T::allocator_type allocator_type;
 
-    assign_base(int tag1, int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
-        : x_values(), y_values(),
-          x(0, hasher(tag1), key_equal(tag1), allocator_type(tag1)),
-          y(0, hasher(tag2), key_equal(tag2), allocator_type(tag2))
-    {
-        x.max_load_factor(mlf1);
-        y.max_load_factor(mlf2);
-    }
+  assign_base(int tag1, int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
+      : x_values(), y_values(),
+        x(0, hasher(tag1), key_equal(tag1), allocator_type(tag1)),
+        y(0, hasher(tag2), key_equal(tag2), allocator_type(tag2))
+  {
+    x.max_load_factor(mlf1);
+    y.max_load_factor(mlf2);
+  }
 
-    typedef T data_type;
-    T init() const { return T(x); }
-    void run(T& x1) const { x1 = y; }
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x1) const
-    {
-        test::check_equivalent_keys(x1);
+  typedef T data_type;
+  T init() const { return T(x); }
 
-        // If the container is empty at the point of the exception, the
-        // internal structure is hidden, this exposes it, at the cost of
-        // messing up the data.
-        if (x_values.size()) {
-            T& x2 = const_cast<T&>(x1);
-            x2.emplace(*x_values.begin());
-            test::check_equivalent_keys(x2);
-        }
+  void run(T& x1) const
+  {
+    x1 = y;
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x1, y_values);
+    test::check_equivalent_keys(x1);
+  }
+
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x1) const
+  {
+    test::check_equivalent_keys(x1);
+
+    // If the container is empty at the point of the exception, the
+    // internal structure is hidden, this exposes it, at the cost of
+    // messing up the data.
+    if (x_values.size()) {
+      T& x2 = const_cast<T&>(x1);
+      x2.emplace(*x_values.begin());
+      test::check_equivalent_keys(x2);
     }
+  }
 };
 
 template <class T> struct assign_values : assign_base<T>
 {
-    assign_values(unsigned int count1, unsigned int count2, int tag1, int tag2,
-        float mlf1 = 1.0, float mlf2 = 1.0)
-        : assign_base<T>(tag1, tag2, mlf1, mlf2)
-    {
-        this->x_values.fill(count1);
-        this->y_values.fill(count2);
-        this->x.insert(this->x_values.begin(), this->x_values.end());
-        this->y.insert(this->y_values.begin(), this->y_values.end());
-    }
+  assign_values(unsigned int count1, unsigned int count2, int tag1, int tag2,
+    test::random_generator gen = test::default_generator, float mlf1 = 1.0,
+    float mlf2 = 1.0)
+      : assign_base<T>(tag1, tag2, mlf1, mlf2)
+  {
+    this->x_values.fill(count1, gen);
+    this->y_values.fill(count2, gen);
+    this->x.insert(this->x_values.begin(), this->x_values.end());
+    this->y.insert(this->y_values.begin(), this->y_values.end());
+  }
 };
 
 template <class T> struct assign_test1 : assign_values<T>
 {
-    assign_test1() : assign_values<T>(0, 0, 0, 0) {}
+  assign_test1() : assign_values<T>(0, 0, 0, 0) {}
 };
 
 template <class T> struct assign_test2 : assign_values<T>
 {
-    assign_test2() : assign_values<T>(60, 0, 0, 0) {}
+  assign_test2() : assign_values<T>(60, 0, 0, 0) {}
+};
+
+template <class T> struct assign_test2a : assign_values<T>
+{
+  assign_test2a() : assign_values<T>(60, 0, 0, 0, test::limited_range) {}
 };
 
 template <class T> struct assign_test3 : assign_values<T>
 {
-    assign_test3() : assign_values<T>(0, 60, 0, 0) {}
+  assign_test3() : assign_values<T>(0, 60, 0, 0) {}
+};
+
+template <class T> struct assign_test3a : assign_values<T>
+{
+  assign_test3a() : assign_values<T>(0, 60, 0, 0, test::limited_range) {}
 };
 
 template <class T> struct assign_test4 : assign_values<T>
 {
-    assign_test4() : assign_values<T>(10, 10, 1, 2) {}
+  assign_test4() : assign_values<T>(10, 10, 1, 2) {}
 };
 
 template <class T> struct assign_test4a : assign_values<T>
 {
-    assign_test4a() : assign_values<T>(10, 100, 1, 2) {}
+  assign_test4a() : assign_values<T>(10, 100, 1, 2) {}
+};
+
+template <class T> struct assign_test4b : assign_values<T>
+{
+  assign_test4b() : assign_values<T>(10, 100, 1, 2, test::limited_range) {}
 };
 
 template <class T> struct assign_test5 : assign_values<T>
 {
-    assign_test5() : assign_values<T>(5, 60, 0, 0, 1.0f, 0.1f) {}
+  assign_test5()
+      : assign_values<T>(5, 60, 0, 0, test::default_generator, 1.0f, 0.1f)
+  {
+  }
 };
 
 template <class T> struct equivalent_test1 : assign_base<T>
 {
-    equivalent_test1() : assign_base<T>(0, 0)
-    {
-        test::random_values<T> x_values2(10);
-        this->x_values.insert(x_values2.begin(), x_values2.end());
-        this->x_values.insert(x_values2.begin(), x_values2.end());
-        test::random_values<T> y_values2(10);
-        this->y_values.insert(y_values2.begin(), y_values2.end());
-        this->y_values.insert(y_values2.begin(), y_values2.end());
-        this->x.insert(this->x_values.begin(), this->x_values.end());
-        this->y.insert(this->y_values.begin(), this->y_values.end());
-    }
+  equivalent_test1() : assign_base<T>(0, 0)
+  {
+    test::random_values<T> x_values2(10);
+    this->x_values.insert(x_values2.begin(), x_values2.end());
+    this->x_values.insert(x_values2.begin(), x_values2.end());
+    test::random_values<T> y_values2(10);
+    this->y_values.insert(y_values2.begin(), y_values2.end());
+    this->y_values.insert(y_values2.begin(), y_values2.end());
+    this->x.insert(this->x_values.begin(), this->x_values.end());
+    this->y.insert(this->y_values.begin(), this->y_values.end());
+  }
 };
 
-EXCEPTION_TESTS((self_assign_test1)(self_assign_test2)(assign_test1)(
-                    assign_test2)(assign_test3)(assign_test4)(assign_test4a)(
-                    assign_test5)(equivalent_test1),
+// clang-format off
+EXCEPTION_TESTS_REPEAT(5,
+    (self_assign_test1)(self_assign_test2)
+    (assign_test1)(assign_test2)(assign_test2a)
+    (assign_test3)(assign_test3a)
+    (assign_test4)(assign_test4a)(assign_test4b)
+    (assign_test5)
+    (equivalent_test1),
     CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/exception/constructor_exception_tests.cpp

@@ -6,7 +6,9 @@
 #include "./containers.hpp"
 
 #include "../helpers/input_iterator.hpp"
+#include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
+#include "../helpers/tracker.hpp"
 
 template <typename T> inline void avoid_unused_warning(T const&) {}
 
@@ -14,157 +16,197 @@ test::seed_t initialize_seed(91274);
 
 struct objects
 {
-    test::exception::object obj;
-    test::exception::hash hash;
-    test::exception::equal_to equal_to;
-    test::exception::allocator<test::exception::object> allocator;
+  test::exception::object obj;
+  test::exception::hash hash;
+  test::exception::equal_to equal_to;
+  test::exception::allocator<test::exception::object> allocator;
 };
 
 template <class T> struct construct_test1 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x;
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x;
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct construct_test2 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x(300);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(300);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct construct_test3 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x(0, hash);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(0, hash);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct construct_test4 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x(0, hash, equal_to);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(0, hash, equal_to);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct construct_test5 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x(50, hash, equal_to, allocator);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(50, hash, equal_to, allocator);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct construct_test6 : public objects, test::exception_base
 {
-    void run() const
-    {
-        T x(allocator);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(allocator);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct range : public test::exception_base
 {
-    test::random_values<T> values;
+  test::random_values<T> values;
 
-    range() : values(5) {}
-    range(unsigned int count) : values(count) {}
+  range() : values(5, test::limited_range) {}
+  range(unsigned int count) : values(count, test::limited_range) {}
 };
 
 template <class T> struct range_construct_test1 : public range<T>, objects
 {
-    void run() const
-    {
-        T x(this->values.begin(), this->values.end());
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(this->values.begin(), this->values.end());
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct range_construct_test2 : public range<T>, objects
 {
-    void run() const
-    {
-        T x(this->values.begin(), this->values.end(), 0);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(this->values.begin(), this->values.end(), 0);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct range_construct_test3 : public range<T>, objects
 {
-    void run() const
-    {
-        T x(this->values.begin(), this->values.end(), 0, hash);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(this->values.begin(), this->values.end(), 0, hash);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct range_construct_test4 : public range<T>, objects
 {
-    void run() const
-    {
-        T x(this->values.begin(), this->values.end(), 100, hash, equal_to);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(this->values.begin(), this->values.end(), 100, hash, equal_to);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 // Need to run at least one test with a fairly large number
 // of objects in case it triggers a rehash.
 template <class T> struct range_construct_test5 : public range<T>, objects
 {
-    range_construct_test5() : range<T>(60) {}
+  range_construct_test5() : range<T>(60) {}
 
-    void run() const
-    {
-        T x(this->values.begin(), this->values.end(), 0, hash, equal_to,
-            allocator);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(this->values.begin(), this->values.end(), 0, hash, equal_to, allocator);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct input_range_construct_test : public range<T>, objects
 {
-    input_range_construct_test() : range<T>(60) {}
+  input_range_construct_test() : range<T>(60) {}
 
-    void run() const
-    {
-        BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-            begin = this->values.begin(),
-            end = this->values.end();
-        T x(test::input_iterator(begin), test::input_iterator(end), 0, hash,
-            equal_to, allocator);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    typename test::random_values<T>::const_iterator begin =
+                                                      this->values.begin(),
+                                                    end = this->values.end();
+    T x(test::input_iterator(begin), test::input_iterator(end), 0, hash,
+      equal_to, allocator);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct copy_range_construct_test : public range<T>, objects
 {
-    copy_range_construct_test() : range<T>(60) {}
+  copy_range_construct_test() : range<T>(60) {}
 
-    void run() const
-    {
-        T x(test::copy_iterator(this->values.begin()),
-            test::copy_iterator(this->values.end()), 0, hash, equal_to,
-            allocator);
-        avoid_unused_warning(x);
-    }
+  void run() const
+  {
+    T x(test::copy_iterator(this->values.begin()),
+      test::copy_iterator(this->values.end()), 0, hash, equal_to, allocator);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
+// clang-format off
 EXCEPTION_TESTS(
-    (construct_test1)(construct_test2)(construct_test3)(construct_test4)(
-        construct_test5)(construct_test6)(range_construct_test1)(
-        range_construct_test2)(range_construct_test3)(range_construct_test4)(
-        range_construct_test5)(input_range_construct_test)(
-        copy_range_construct_test),
-    CONTAINER_SEQ)
+  (construct_test1)(construct_test2)(construct_test3)(construct_test4)
+  (construct_test5)(construct_test6)(range_construct_test1)
+  (range_construct_test2)(range_construct_test3)(range_construct_test4)
+  (range_construct_test5)(input_range_construct_test)
+  (copy_range_construct_test),
+  CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/exception/containers.hpp

@@ -13,32 +13,32 @@
 #include "../objects/exception.hpp"
 
 typedef boost::unordered_set<test::exception::object, test::exception::hash,
-    test::exception::equal_to,
-    test::exception::allocator<test::exception::object> >
-    test_set;
+  test::exception::equal_to,
+  test::exception::allocator<test::exception::object> >
+  test_set;
 typedef boost::unordered_multiset<test::exception::object,
-    test::exception::hash, test::exception::equal_to,
-    test::exception::allocator2<test::exception::object> >
-    test_multiset;
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator2<test::exception::object> >
+  test_multiset;
 typedef boost::unordered_map<test::exception::object, test::exception::object,
-    test::exception::hash, test::exception::equal_to,
-    test::exception::allocator2<test::exception::object> >
-    test_map;
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator2<test::exception::object> >
+  test_map;
 typedef boost::unordered_multimap<test::exception::object,
-    test::exception::object, test::exception::hash, test::exception::equal_to,
-    test::exception::allocator<test::exception::object> >
-    test_multimap;
+  test::exception::object, test::exception::hash, test::exception::equal_to,
+  test::exception::allocator<test::exception::object> >
+  test_multimap;
 typedef boost::unordered_set<
-    std::pair<test::exception::object, test::exception::object>,
-    test::exception::hash, test::exception::equal_to,
-    test::exception::allocator<test::exception::object> >
-    test_pair_set;
+  std::pair<test::exception::object, test::exception::object>,
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator<test::exception::object> >
+  test_pair_set;
 typedef boost::unordered_multiset<
-    std::pair<test::exception::object, test::exception::object>,
-    test::exception::hash, test::exception::equal_to,
-    test::exception::allocator2<test::exception::object> >
-    test_pair_multiset;
+  std::pair<test::exception::object, test::exception::object>,
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator2<test::exception::object> >
+  test_pair_multiset;
 
 #define CONTAINER_SEQ (test_set)(test_multiset)(test_map)(test_multimap)
 #define CONTAINER_PAIR_SEQ                                                     \
-    (test_pair_set)(test_pair_multiset)(test_map)(test_multimap)
+  (test_pair_set)(test_pair_multiset)(test_map)(test_multimap)

test/exception/copy_exception_tests.cpp

@@ -5,7 +5,9 @@
 
 #include "./containers.hpp"
 
+#include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
+#include "../helpers/tracker.hpp"
 
 template <typename T> inline void avoid_unused_warning(T const&) {}
 
@@ -13,58 +15,96 @@ test::seed_t initialize_seed(73041);
 
 template <class T> struct copy_test1 : public test::exception_base
 {
-    T x;
+  T x;
 
-    void run() const
-    {
-        T y(x);
-        avoid_unused_warning(y);
-    }
+  void run() const
+  {
+    T y(x);
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(y.empty());
+    test::check_equivalent_keys(y);
+  }
 };
 
 template <class T> struct copy_test2 : public test::exception_base
 {
-    test::random_values<T> values;
-    T x;
+  test::random_values<T> values;
+  T x;
 
-    copy_test2() : values(5), x(values.begin(), values.end()) {}
+  copy_test2() : values(5, test::limited_range), x(values.begin(), values.end())
+  {
+  }
 
-    void run() const
-    {
-        T y(x);
-        avoid_unused_warning(y);
-    }
+  void run() const
+  {
+    T y(x);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(y, this->values);
+    test::check_equivalent_keys(y);
+  }
 };
 
 template <class T> struct copy_test3 : public test::exception_base
 {
-    test::random_values<T> values;
-    T x;
+  test::random_values<T> values;
+  T x;
 
-    copy_test3() : values(100), x(values.begin(), values.end()) {}
+  copy_test3() : values(100), x(values.begin(), values.end()) {}
 
-    void run() const
-    {
-        T y(x);
-        avoid_unused_warning(y);
-    }
+  void run() const
+  {
+    T y(x);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(y, this->values);
+    test::check_equivalent_keys(y);
+  }
+};
+
+template <class T> struct copy_test3a : public test::exception_base
+{
+  test::random_values<T> values;
+  T x;
+
+  copy_test3a()
+      : values(100, test::limited_range), x(values.begin(), values.end())
+  {
+  }
+
+  void run() const
+  {
+    T y(x);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(y, this->values);
+    test::check_equivalent_keys(y);
+  }
 };
 
 template <class T> struct copy_with_allocator_test : public test::exception_base
 {
-    test::random_values<T> values;
-    T x;
-    test::exception::allocator<test::exception::object> allocator;
+  test::random_values<T> values;
+  T x;
+  test::exception::allocator<test::exception::object> allocator;
 
-    copy_with_allocator_test() : values(100), x(values.begin(), values.end()) {}
+  copy_with_allocator_test() : values(100), x(values.begin(), values.end()) {}
 
-    void run() const
-    {
-        T y(x, allocator);
-        avoid_unused_warning(y);
-    }
+  void run() const
+  {
+    T y(x, allocator);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(y, this->values);
+    test::check_equivalent_keys(y);
+  }
 };
 
-EXCEPTION_TESTS((copy_test1)(copy_test2)(copy_test3)(copy_with_allocator_test),
+// clang-format off
+EXCEPTION_TESTS(
+    (copy_test1)(copy_test2)(copy_test3)(copy_test3a)(copy_with_allocator_test),
     CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/exception/erase_exception_tests.cpp

@@ -13,37 +13,42 @@ test::seed_t initialize_seed(835193);
 
 template <class T> struct erase_test_base : public test::exception_base
 {
-    test::random_values<T> values;
-    erase_test_base(unsigned int count = 5) : values(count) {}
+  test::random_values<T> values;
+  erase_test_base(unsigned int count = 5) : values(count, test::limited_range)
+  {
+  }
 
-    typedef T data_type;
+  typedef T data_type;
 
-    data_type init() const { return T(values.begin(), values.end()); }
+  data_type init() const { return T(values.begin(), values.end()); }
 
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
-    {
-        std::string scope(test::scope);
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
+  {
+    std::string scope(test::scope);
 
-        BOOST_TEST(scope.find("hash::") != std::string::npos ||
-                   scope.find("equal_to::") != std::string::npos ||
-                   scope == "operator==(object, object)");
+    BOOST_TEST(scope.find("hash::") != std::string::npos ||
+               scope.find("equal_to::") != std::string::npos ||
+               scope == "operator==(object, object)");
 
-        test::check_equivalent_keys(x);
-    }
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct erase_by_key_test1 : public erase_test_base<T>
 {
-    void run(T& x) const
-    {
-        typedef BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-            iterator;
+  void run(T& x) const
+  {
+    typedef typename test::random_values<T>::const_iterator iterator;
 
-        for (iterator it = this->values.begin(), end = this->values.end();
-             it != end; ++it) {
-            x.erase(test::get_key<T>(*it));
-        }
+    for (iterator it = this->values.begin(), end = this->values.end();
+         it != end; ++it) {
+      x.erase(test::get_key<T>(*it));
     }
+
+    DISABLE_EXCEPTIONS;
+    BOOST_TEST(x.empty());
+    test::check_equivalent_keys(x);
+  }
 };
 
 EXCEPTION_TESTS((erase_by_key_test1), CONTAINER_SEQ)

test/exception/insert_exception_tests.cpp

@@ -2,306 +2,415 @@
 // Copyright 2006-2009 Daniel James.
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-
 #include "./containers.hpp"
 
 #include "../helpers/helpers.hpp"
 #include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
 #include "../helpers/strong.hpp"
+#include "../helpers/tracker.hpp"
 #include <cmath>
 #include <string>
 
 test::seed_t initialize_seed(747373);
 
-template <class T> struct insert_test_base : public test::exception_base
+// Fill in a container so that it's about to rehash
+template <typename T> void rehash_prep(T& x)
 {
-    test::random_values<T> values;
-    insert_test_base(unsigned int count = 5)
-        : values(count, test::limited_range)
-    {
+  using namespace std;
+  typedef typename T::size_type size_type;
+
+  x.max_load_factor(0.25);
+  size_type bucket_count = x.bucket_count();
+  size_type initial_elements = static_cast<size_type>(
+    ceil((double)bucket_count * (double)x.max_load_factor()) - 1);
+  test::random_values<T> v(initial_elements);
+  x.insert(v.begin(), v.end());
+  BOOST_TEST(bucket_count == x.bucket_count());
+}
+
+// Overload to generate inserters that need type information.
+
+template <typename Inserter, typename T>
+Inserter generate(Inserter inserter, T&)
+{
+  return inserter;
+}
+
+// Get the iterator returned from an insert/emplace.
+
+template <typename T> T get_iterator(T const& x) { return x; }
+
+template <typename T> T get_iterator(std::pair<T, bool> const& x)
+{
+  return x.first;
+}
+
+// Generic insert exception test for typical single element inserts..
+
+template <typename T, typename Inserter, typename Values>
+void insert_exception_test_impl(T x, Inserter insert, Values const& v)
+{
+  test::strong<T> strong;
+
+  test::ordered<T> tracker;
+  tracker.insert(x.begin(), x.end());
+
+  try {
+    ENABLE_EXCEPTIONS;
+
+    for (typename Values::const_iterator it = v.begin(); it != v.end(); ++it) {
+      strong.store(x, test::detail::tracker.count_allocations);
+      insert(x, it);
     }
+  } catch (...) {
+    test::check_equivalent_keys(x);
+    insert.exception_check(x, strong);
+    throw;
+  }
 
-    typedef T data_type;
-    typedef test::strong<T> strong_type;
+  test::check_equivalent_keys(x);
+  insert.track(tracker, v.begin(), v.end());
+  tracker.compare(x);
+}
 
-    data_type init() const { return T(); }
+// Simple insert exception test
 
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(
-        T const& x, strong_type const& strong) const
-    {
-        std::string scope(test::scope);
+template <typename T, typename Inserter>
+void insert_exception_test(T*, Inserter insert, test::random_generator gen)
+{
+  for (int i = 0; i < 5; ++i) {
+    test::random_values<T> v(10, gen);
+    T x;
 
-        if (scope.find("hash::operator()") == std::string::npos)
-            strong.test(x, test::detail::tracker.count_allocations);
-        test::check_equivalent_keys(x);
-    }
+    EXCEPTION_LOOP(insert_exception_test_impl(x, generate(insert, x), v));
+  }
+}
+
+// Insert into a container which is about to hit its max load, so that it
+// rehashes.
+
+template <typename T, typename Inserter>
+void insert_rehash_exception_test(
+  T*, Inserter insert, test::random_generator gen)
+{
+  for (int i = 0; i < 5; ++i) {
+    T x;
+    rehash_prep(x);
+
+    test::random_values<T> v2(5, gen);
+    EXCEPTION_LOOP(insert_exception_test_impl(x, generate(insert, x), v2));
+  }
+}
+
+// Various methods for inserting a single element
+
+struct inserter_base
+{
+  template <typename T> void exception_check(T& x, test::strong<T>& strong)
+  {
+    std::string scope(test::scope);
+
+    if (scope.find("hash::operator()") == std::string::npos)
+      strong.test(x, test::detail::tracker.count_allocations);
+  }
+
+  template <typename T, typename Iterator>
+  void track(T& tracker, Iterator begin, Iterator end)
+  {
+    tracker.insert(begin, end);
+  }
 };
 
-#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) &&                              \
-    !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
-
-template <class T> struct emplace_test1 : public insert_test_base<T>
+struct insert_lvalue_type : inserter_base
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.insert(*it);
+  }
+} insert_lvalue;
 
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.emplace(*it);
-        }
-    }
+struct insert_lvalue_begin_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.insert(x.begin(), *it);
+  }
+} insert_lvalue_begin;
+
+struct insert_lvalue_end_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.insert(x.end(), *it);
+  }
+} insert_lvalue_end;
+
+template <typename T> struct insert_lvalue_pos_type_impl : inserter_base
+{
+  typename T::iterator pos;
+
+  insert_lvalue_pos_type_impl(T& x) : pos(x.begin()) {}
+
+  template <typename Iterator> void operator()(T& x, Iterator it)
+  {
+    pos = get_iterator(x.insert(pos, *it));
+  }
 };
 
-#endif
-
-template <class T> struct insert_test1 : public insert_test_base<T>
+struct insert_lvalue_pos_type
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  template <typename T>
+  friend insert_lvalue_pos_type_impl<T> generate(insert_lvalue_pos_type, T& x)
+  {
+    return insert_lvalue_pos_type_impl<T>(x);
+  }
+} insert_lvalue_pos;
 
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.insert(*it);
-        }
-    }
+struct insert_single_item_range_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.insert(it, test::next(it));
+  }
+} insert_single_item_range;
+
+struct emplace_lvalue_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.emplace(*it);
+  }
+} emplace_lvalue;
+
+struct emplace_lvalue_begin_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.emplace_hint(x.begin(), *it);
+  }
+} emplace_lvalue_begin;
+
+struct emplace_lvalue_end_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.emplace_hint(x.end(), *it);
+  }
+} emplace_lvalue_end;
+
+template <typename T> struct emplace_lvalue_pos_type_impl : inserter_base
+{
+  typename T::iterator pos;
+
+  emplace_lvalue_pos_type_impl(T& x) : pos(x.begin()) {}
+
+  template <typename Iterator> void operator()(T& x, Iterator it)
+  {
+    pos = get_iterator(x.emplace_hint(pos, *it));
+  }
 };
 
-template <class T> struct insert_test2 : public insert_test_base<T>
+struct emplace_lvalue_pos_type
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  template <typename T>
+  friend emplace_lvalue_pos_type_impl<T> generate(emplace_lvalue_pos_type, T& x)
+  {
+    return emplace_lvalue_pos_type_impl<T>(x);
+  }
+} emplace_lvalue_pos;
 
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.insert(x.begin(), *it);
-        }
+// Run the exception tests in various combinations.
+
+test_set* test_set_;
+test_multiset* test_multiset_;
+test_map* test_map_;
+test_multimap* test_multimap_;
+
+using test::default_generator;
+using test::limited_range;
+using test::generate_collisions;
+
+// clang-format off
+UNORDERED_TEST(insert_exception_test,
+    ((test_set_)(test_multiset_)(test_map_)(test_multimap_))
+    ((insert_lvalue)(insert_lvalue_begin)(insert_lvalue_end)
+     (insert_lvalue_pos)(insert_single_item_range)
+     (emplace_lvalue)(emplace_lvalue_begin)(emplace_lvalue_end)
+     (emplace_lvalue_pos)
+    )
+    ((default_generator)(limited_range)(generate_collisions))
+)
+
+UNORDERED_TEST(insert_rehash_exception_test,
+    ((test_set_)(test_multiset_)(test_map_)(test_multimap_))
+    ((insert_lvalue)(insert_lvalue_begin)(insert_lvalue_end)
+     (insert_lvalue_pos)(insert_single_item_range)
+     (emplace_lvalue)(emplace_lvalue_begin)(emplace_lvalue_end)
+     (emplace_lvalue_pos)
+    )
+    ((default_generator)(limited_range)(generate_collisions))
+)
+// clang-format on
+
+// Repeat insert tests with pairs
+
+struct pair_emplace_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.emplace(boost::unordered::piecewise_construct,
+      boost::make_tuple(it->first), boost::make_tuple(it->second));
+  }
+} pair_emplace;
+
+struct pair_emplace2_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.emplace_hint(x.begin(), boost::unordered::piecewise_construct,
+      boost::make_tuple(it->first),
+      boost::make_tuple(it->second.tag1_, it->second.tag2_));
+  }
+} pair_emplace2;
+
+test_pair_set* test_pair_set_;
+test_pair_multiset* test_pair_multiset_;
+
+// clang-format off
+UNORDERED_TEST(insert_exception_test,
+    ((test_pair_set_)(test_pair_multiset_)(test_map_)(test_multimap_))
+    ((pair_emplace)(pair_emplace2))
+    ((default_generator)(limited_range)(generate_collisions))
+)
+UNORDERED_TEST(insert_rehash_exception_test,
+    ((test_pair_set_)(test_pair_multiset_)(test_map_)(test_multimap_))
+    ((pair_emplace)(pair_emplace2))
+    ((default_generator)(limited_range)(generate_collisions))
+)
+// clang-format on
+
+// Test inserting using operator[]
+
+struct try_emplace_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.try_emplace(it->first, it->second);
+  }
+} try_emplace;
+
+struct try_emplace2_type : inserter_base
+{
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.try_emplace(it->first, it->second.tag1_, it->second.tag2_);
+  }
+} try_emplace2;
+
+struct map_inserter_base
+{
+  template <typename T> void exception_check(T& x, test::strong<T>& strong)
+  {
+    std::string scope(test::scope);
+
+    if (scope.find("hash::operator()") == std::string::npos &&
+        scope.find("::operator=") == std::string::npos)
+      strong.test(x, test::detail::tracker.count_allocations);
+  }
+
+  template <typename T, typename Iterator>
+  void track(T& tracker, Iterator begin, Iterator end)
+  {
+    for (; begin != end; ++begin) {
+      tracker[begin->first] = begin->second;
     }
+  }
 };
 
-template <class T> struct insert_test3 : public insert_test_base<T>
+struct map_insert_operator_type : map_inserter_base
 {
-    void run(T& x) const { x.insert(this->values.begin(), this->values.end()); }
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x[it->first] = it->second;
+  }
+} map_insert_operator;
 
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
-    {
-        test::check_equivalent_keys(x);
-    }
-};
-
-template <class T> struct insert_test4 : public insert_test_base<T>
+struct map_insert_or_assign_type : map_inserter_base
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  template <typename T, typename Iterator> void operator()(T& x, Iterator it)
+  {
+    x.insert_or_assign(it->first, it->second);
+  }
+} map_insert_or_assign;
 
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.insert(it, test::next(it));
-        }
-    }
-};
+// clang-format off
+UNORDERED_TEST(insert_exception_test,
+    ((test_map_))
+    ((try_emplace)(try_emplace2)(map_insert_operator)(map_insert_or_assign))
+    ((default_generator)(limited_range)(generate_collisions))
+)
+UNORDERED_TEST(insert_rehash_exception_test,
+    ((test_map_))
+    ((try_emplace)(try_emplace2)(map_insert_operator)(map_insert_or_assign))
+    ((default_generator)(limited_range)(generate_collisions))
+)
+// clang-format on
 
-template <class T> struct insert_test_rehash1 : public insert_test_base<T>
+// Range insert tests
+
+template <typename T, typename Values>
+void insert_range_exception_test_impl(T x, Values const& v)
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  test::ordered<T> tracker;
+  tracker.insert(x.begin(), x.end());
 
-    insert_test_rehash1() : insert_test_base<T>(1000) {}
+  try {
+    ENABLE_EXCEPTIONS;
+    x.insert(v.begin(), v.end());
+  } catch (...) {
+    test::check_equivalent_keys(x);
+    throw;
+  }
 
-    T init() const
-    {
-        using namespace std;
-        typedef BOOST_DEDUCED_TYPENAME T::size_type size_type;
+  test::check_equivalent_keys(x);
+  tracker.insert(v.begin(), v.end());
+  tracker.compare(x);
+}
 
-        T x;
-        x.max_load_factor(0.25);
-        // TODO: This doesn't really work is bucket_count is 0
-        size_type bucket_count = x.bucket_count();
-        size_type initial_elements = static_cast<size_type>(
-            ceil((double)bucket_count * (double)x.max_load_factor()) - 1);
-        BOOST_TEST(initial_elements < this->values.size());
-        x.insert(this->values.begin(),
-            test::next(this->values.begin(), initial_elements));
-        BOOST_TEST(bucket_count == x.bucket_count());
-        return x;
-    }
-
-    void run(T& x, strong_type& strong) const
-    {
-        BOOST_DEDUCED_TYPENAME T::size_type bucket_count = x.bucket_count();
-        int count = 0;
-        BOOST_DEDUCED_TYPENAME T::const_iterator pos = x.cbegin();
-
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = test::next(this->values.begin(), x.size()),
-                 end = this->values.end();
-             it != end && count < 10; ++it, ++count) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            pos = x.insert(pos, *it);
-        }
-
-        // This isn't actually a failure, but it means the test isn't doing its
-        // job.
-        BOOST_TEST(x.bucket_count() != bucket_count);
-    }
-};
-
-template <class T> struct insert_test_rehash2 : public insert_test_rehash1<T>
+template <typename T>
+void insert_range_exception_test(T*, test::random_generator gen)
 {
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
+  for (int i = 0; i < 5; ++i) {
+    test::random_values<T> v(10, gen);
+    T x;
 
-    void run(T& x, strong_type& strong) const
-    {
-        BOOST_DEDUCED_TYPENAME T::size_type bucket_count = x.bucket_count();
-        int count = 0;
+    EXCEPTION_LOOP(insert_range_exception_test_impl(x, v));
+  }
+}
 
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = test::next(this->values.begin(), x.size()),
-                 end = this->values.end();
-             it != end && count < 10; ++it, ++count) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.insert(*it);
-        }
-
-        // This isn't actually a failure, but it means the test isn't doing its
-        // job.
-        BOOST_TEST(x.bucket_count() != bucket_count);
-    }
-};
-
-template <class T> struct insert_test_rehash3 : public insert_test_base<T>
+template <typename T>
+void insert_range_rehash_exception_test(T*, test::random_generator gen)
 {
-    BOOST_DEDUCED_TYPENAME T::size_type mutable rehash_bucket_count,
-        original_bucket_count;
+  for (int i = 0; i < 5; ++i) {
+    T x;
+    rehash_prep(x);
 
-    insert_test_rehash3() : insert_test_base<T>(1000) {}
+    test::random_values<T> v2(5, gen);
+    EXCEPTION_LOOP(insert_range_exception_test_impl(x, v2));
+  }
+}
 
-    T init() const
-    {
-        using namespace std;
-        typedef BOOST_DEDUCED_TYPENAME T::size_type size_type;
+// clang-format off
+UNORDERED_TEST(insert_range_exception_test,
+    ((test_set_)(test_multiset_)(test_map_)(test_multimap_))
+    ((default_generator)(limited_range)(generate_collisions))
+)
 
-        T x;
-        x.max_load_factor(0.25);
-
-        original_bucket_count = x.bucket_count();
-        rehash_bucket_count =
-            static_cast<size_type>(ceil(
-                (double)original_bucket_count * (double)x.max_load_factor())) -
-            1;
-
-        size_type initial_elements =
-            rehash_bucket_count > 5 ? rehash_bucket_count - 5 : 1;
-
-        BOOST_TEST(initial_elements < this->values.size());
-        x.insert(this->values.begin(),
-            test::next(this->values.begin(), initial_elements));
-        BOOST_TEST(original_bucket_count == x.bucket_count());
-        return x;
-    }
-
-    void run(T& x) const
-    {
-        BOOST_DEDUCED_TYPENAME T::size_type bucket_count = x.bucket_count();
-
-        x.insert(test::next(this->values.begin(), x.size()),
-            test::next(this->values.begin(), x.size() + 20));
-
-        // This isn't actually a failure, but it means the test isn't doing its
-        // job.
-        BOOST_TEST(x.bucket_count() != bucket_count);
-    }
-
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
-    {
-        if (x.size() < rehash_bucket_count) {
-            // BOOST_TEST(x.bucket_count() == original_bucket_count);
-        }
-        test::check_equivalent_keys(x);
-    }
-};
-
-#define BASIC_TESTS                                                            \
-    (insert_test1)(insert_test2)(insert_test3)(insert_test4)(                  \
-        insert_test_rehash1)(insert_test_rehash2)(insert_test_rehash3)
-
-#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) &&                              \
-    !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
-#define ALL_TESTS (emplace_test1) BASIC_TESTS
-#else
-#define ALL_TESTS BASIC_TESTS
-#endif
-
-EXCEPTION_TESTS(ALL_TESTS, CONTAINER_SEQ)
-
-template <class T> struct pair_emplace_test1 : public insert_test_base<T>
-{
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
-
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.emplace(boost::unordered::piecewise_construct,
-                boost::make_tuple(it->first), boost::make_tuple(it->second));
-        }
-    }
-};
-
-template <class T> struct pair_emplace_test2 : public insert_test_base<T>
-{
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
-
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x.emplace(boost::unordered::piecewise_construct,
-                boost::make_tuple(it->first),
-                boost::make_tuple(it->second.tag1_, it->second.tag2_));
-        }
-    }
-};
-
-EXCEPTION_TESTS((pair_emplace_test1)(pair_emplace_test2), CONTAINER_PAIR_SEQ)
-
-template <class T> struct index_insert_test1 : public insert_test_base<T>
-{
-    typedef BOOST_DEDUCED_TYPENAME insert_test_base<T>::strong_type strong_type;
-
-    void run(T& x, strong_type& strong) const
-    {
-        for (BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-                 it = this->values.begin(),
-                 end = this->values.end();
-             it != end; ++it) {
-            strong.store(x, test::detail::tracker.count_allocations);
-            x[it->first];
-        }
-    }
-};
-
-EXCEPTION_TESTS((index_insert_test1), (test_map))
+UNORDERED_TEST(insert_range_rehash_exception_test,
+    ((test_set_)(test_multiset_)(test_map_)(test_multimap_))
+    ((default_generator)(limited_range)(generate_collisions))
+)
+// clang-format on
 
 RUN_TESTS()

test/exception/merge_exception_tests.cpp

@@ -0,0 +1,108 @@
+
+// Copyright 2017-2018 Daniel James.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include "../helpers/exception_test.hpp"
+#include "../helpers/invariants.hpp"
+#include "../helpers/metafunctions.hpp"
+#include "../helpers/random_values.hpp"
+#include "./containers.hpp"
+
+template <typename T1, typename T2> void merge_exception_test(T1 x, T2 y)
+{
+  std::size_t size = x.size() + y.size();
+
+  try {
+    ENABLE_EXCEPTIONS;
+    x.merge(y);
+  } catch (...) {
+    test::check_equivalent_keys(x);
+    test::check_equivalent_keys(y);
+    throw;
+  }
+
+  // Not a full check, just want to make sure the merge completed.
+  BOOST_TEST(size == x.size() + y.size());
+  if (y.size()) {
+    BOOST_TEST(test::has_unique_keys<T1>::value);
+    for (typename T2::iterator it = y.begin(); it != y.end(); ++it) {
+      BOOST_TEST(x.find(test::get_key<T2>(*it)) != x.end());
+    }
+  }
+  test::check_equivalent_keys(x);
+  test::check_equivalent_keys(y);
+}
+
+template <typename T1, typename T2>
+void merge_exception_test(T1 const*, T2 const*, std::size_t count12, int tag12,
+  test::random_generator gen1, test::random_generator gen2)
+{
+  std::size_t count1 = count12 / 256;
+  std::size_t count2 = count12 % 256;
+  int tag1 = tag12 / 256;
+  int tag2 = tag12 % 256;
+  test::random_values<T1> v1(count1, gen1);
+  test::random_values<T2> v2(count2, gen2);
+  T1 x(v1.begin(), v1.end(), 0, test::exception::hash(tag1),
+    test::exception::equal_to(tag1));
+  T2 y(v2.begin(), v2.end(), 0, test::exception::hash(tag2),
+    test::exception::equal_to(tag2));
+
+  EXCEPTION_LOOP(merge_exception_test(x, y))
+}
+
+boost::unordered_set<test::exception::object, test::exception::hash,
+  test::exception::equal_to,
+  test::exception::allocator<test::exception::object> >* test_set_;
+boost::unordered_multiset<test::exception::object, test::exception::hash,
+  test::exception::equal_to,
+  test::exception::allocator<test::exception::object> >* test_multiset_;
+boost::unordered_map<test::exception::object, test::exception::object,
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator2<test::exception::object> >* test_map_;
+boost::unordered_multimap<test::exception::object, test::exception::object,
+  test::exception::hash, test::exception::equal_to,
+  test::exception::allocator2<test::exception::object> >* test_multimap_;
+
+using test::default_generator;
+using test::generate_collisions;
+using test::limited_range;
+
+// clang-format off
+UNORDERED_MULTI_TEST(set_merge, merge_exception_test,
+    ((test_set_)(test_multiset_))
+    ((test_set_)(test_multiset_))
+    ((0x0000)(0x6400)(0x0064)(0x0a64)(0x3232))
+    ((0x0000)(0x0001)(0x0102))
+    ((default_generator)(limited_range))
+    ((default_generator)(limited_range))
+)
+UNORDERED_MULTI_TEST(map_merge, merge_exception_test,
+    ((test_map_)(test_multimap_))
+    ((test_map_)(test_multimap_))
+    ((0x0000)(0x6400)(0x0064)(0x0a64)(0x3232))
+    ((0x0101)(0x0200)(0x0201))
+    ((default_generator)(limited_range))
+    ((default_generator)(limited_range))
+)
+// Run fewer generate_collisions tests, as they're slow.
+UNORDERED_MULTI_TEST(set_merge_collisions, merge_exception_test,
+    ((test_set_)(test_multiset_))
+    ((test_set_)(test_multiset_))
+    ((0x0a0a))
+    ((0x0202)(0x0100)(0x0201))
+    ((generate_collisions))
+    ((generate_collisions))
+)
+UNORDERED_MULTI_TEST(map_merge_collisions, merge_exception_test,
+    ((test_map_)(test_multimap_))
+    ((test_map_)(test_multimap_))
+    ((0x0a0a))
+    ((0x0000)(0x0002)(0x0102))
+    ((generate_collisions))
+    ((generate_collisions))
+)
+// clang-format on
+
+RUN_TESTS_QUIET()

test/exception/move_assign_exception_tests.cpp

@@ -7,117 +7,126 @@
 
 #include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
-#include <iostream>
+#include "../helpers/tracker.hpp"
 
 #if defined(BOOST_MSVC)
 #pragma warning(                                                               \
-    disable : 4512) // move_assignment operator could not be generated
+  disable : 4512) // move_assignment operator could not be generated
 #endif
 
 test::seed_t initialize_seed(12847);
 
 template <class T> struct move_assign_base : public test::exception_base
 {
-    test::random_values<T> x_values, y_values;
-    T x, y;
+  test::random_values<T> x_values, y_values;
+  T x, y;
 
-    typedef BOOST_DEDUCED_TYPENAME T::hasher hasher;
-    typedef BOOST_DEDUCED_TYPENAME T::key_equal key_equal;
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+  typedef typename T::hasher hasher;
+  typedef typename T::key_equal key_equal;
+  typedef typename T::allocator_type allocator_type;
 
-    move_assign_base(int tag1, int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
-        : x_values(), y_values(),
-          x(0, hasher(tag1), key_equal(tag1), allocator_type(tag1)),
-          y(0, hasher(tag2), key_equal(tag2), allocator_type(tag2))
-    {
-        x.max_load_factor(mlf1);
-        y.max_load_factor(mlf2);
-    }
+  move_assign_base(int tag1, int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
+      : x_values(), y_values(),
+        x(0, hasher(tag1), key_equal(tag1), allocator_type(tag1)),
+        y(0, hasher(tag2), key_equal(tag2), allocator_type(tag2))
+  {
+    x.max_load_factor(mlf1);
+    y.max_load_factor(mlf2);
+  }
 
-    typedef T data_type;
-    T init() const { return T(x); }
-    void run(T& x1) const
-    {
-        test::exceptions_enable disable_exceptions(false);
-        T y1 = y;
-        disable_exceptions.release();
-        x1 = boost::move(y1);
-    }
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x1) const
-    {
-        test::check_equivalent_keys(x1);
+  typedef T data_type;
+  T init() const { return T(x); }
+  void run(T& x1) const
+  {
+    test::exceptions_enable disable_exceptions(false);
+    T y1 = y;
+    disable_exceptions.release();
+    x1 = boost::move(y1);
 
-        // If the container is empty at the point of the exception, the
-        // internal structure is hidden, this exposes it, at the cost of
-        // messing up the data.
-        if (x_values.size()) {
-            T& x2 = const_cast<T&>(x1);
-            x2.emplace(*x_values.begin());
-            test::check_equivalent_keys(x2);
-        }
+    DISABLE_EXCEPTIONS;
+    test::check_container(x1, y_values);
+    test::check_equivalent_keys(x1);
+  }
+
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x1) const
+  {
+    test::check_equivalent_keys(x1);
+
+    // If the container is empty at the point of the exception, the
+    // internal structure is hidden, this exposes it, at the cost of
+    // messing up the data.
+    if (x_values.size()) {
+      T& x2 = const_cast<T&>(x1);
+      x2.emplace(*x_values.begin());
+      test::check_equivalent_keys(x2);
     }
+  }
 };
 
 template <class T> struct move_assign_values : move_assign_base<T>
 {
-    move_assign_values(unsigned int count1, unsigned int count2, int tag1,
-        int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
-        : move_assign_base<T>(tag1, tag2, mlf1, mlf2)
-    {
-        this->x_values.fill(count1);
-        this->y_values.fill(count2);
-        this->x.insert(this->x_values.begin(), this->x_values.end());
-        this->y.insert(this->y_values.begin(), this->y_values.end());
-    }
+  move_assign_values(unsigned int count1, unsigned int count2, int tag1,
+    int tag2, float mlf1 = 1.0, float mlf2 = 1.0)
+      : move_assign_base<T>(tag1, tag2, mlf1, mlf2)
+  {
+    this->x_values.fill(count1, test::limited_range);
+    this->y_values.fill(count2, test::limited_range);
+    this->x.insert(this->x_values.begin(), this->x_values.end());
+    this->y.insert(this->y_values.begin(), this->y_values.end());
+  }
 };
 
 template <class T> struct move_assign_test1 : move_assign_values<T>
 {
-    move_assign_test1() : move_assign_values<T>(0, 0, 0, 0) {}
+  move_assign_test1() : move_assign_values<T>(0, 0, 0, 0) {}
 };
 
 template <class T> struct move_assign_test2 : move_assign_values<T>
 {
-    move_assign_test2() : move_assign_values<T>(60, 0, 0, 0) {}
+  move_assign_test2() : move_assign_values<T>(60, 0, 0, 0) {}
 };
 
 template <class T> struct move_assign_test3 : move_assign_values<T>
 {
-    move_assign_test3() : move_assign_values<T>(0, 60, 0, 0) {}
+  move_assign_test3() : move_assign_values<T>(0, 60, 0, 0) {}
 };
 
 template <class T> struct move_assign_test4 : move_assign_values<T>
 {
-    move_assign_test4() : move_assign_values<T>(10, 10, 1, 2) {}
+  move_assign_test4() : move_assign_values<T>(10, 10, 1, 2) {}
 };
 
 template <class T> struct move_assign_test4a : move_assign_values<T>
 {
-    move_assign_test4a() : move_assign_values<T>(10, 100, 1, 2) {}
+  move_assign_test4a() : move_assign_values<T>(10, 100, 1, 2) {}
 };
 
 template <class T> struct move_assign_test5 : move_assign_values<T>
 {
-    move_assign_test5() : move_assign_values<T>(5, 60, 0, 0, 1.0f, 0.1f) {}
+  move_assign_test5() : move_assign_values<T>(5, 60, 0, 0, 1.0f, 0.1f) {}
 };
 
 template <class T> struct equivalent_test1 : move_assign_base<T>
 {
-    equivalent_test1() : move_assign_base<T>(0, 0)
-    {
-        test::random_values<T> x_values2(10);
-        this->x_values.insert(x_values2.begin(), x_values2.end());
-        this->x_values.insert(x_values2.begin(), x_values2.end());
-        test::random_values<T> y_values2(10);
-        this->y_values.insert(y_values2.begin(), y_values2.end());
-        this->y_values.insert(y_values2.begin(), y_values2.end());
-        this->x.insert(this->x_values.begin(), this->x_values.end());
-        this->y.insert(this->y_values.begin(), this->y_values.end());
-    }
+  equivalent_test1() : move_assign_base<T>(0, 0)
+  {
+    test::random_values<T> x_values2(10, test::limited_range);
+    this->x_values.insert(x_values2.begin(), x_values2.end());
+    this->x_values.insert(x_values2.begin(), x_values2.end());
+    test::random_values<T> y_values2(10, test::limited_range);
+    this->y_values.insert(y_values2.begin(), y_values2.end());
+    this->y_values.insert(y_values2.begin(), y_values2.end());
+    this->x.insert(this->x_values.begin(), this->x_values.end());
+    this->y.insert(this->y_values.begin(), this->y_values.end());
+  }
 };
 
-EXCEPTION_TESTS((move_assign_test1)(move_assign_test2)(move_assign_test3)(
-                    move_assign_test4)(move_assign_test4a)(move_assign_test5)(
-                    equivalent_test1),
-    CONTAINER_SEQ)
+// clang-format off
+EXCEPTION_TESTS(
+  (move_assign_test1)(move_assign_test2)(move_assign_test3)
+  (move_assign_test4)(move_assign_test4a)(move_assign_test5)
+  (equivalent_test1),
+  CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/exception/rehash_exception_tests.cpp

@@ -8,75 +8,126 @@
 #include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
 #include "../helpers/strong.hpp"
+#include "../helpers/tracker.hpp"
 #include <string>
 
-#include <iostream>
-
 test::seed_t initialize_seed(3298597);
 
 template <class T> struct rehash_test_base : public test::exception_base
 {
-    test::random_values<T> values;
-    unsigned int n;
-    rehash_test_base(unsigned int count = 100, unsigned int n_ = 0)
-        : values(count), n(n_)
-    {
-    }
+  test::random_values<T> values;
+  unsigned int n;
+  rehash_test_base(unsigned int count = 100, unsigned int n_ = 0)
+      : values(count, test::limited_range), n(n_)
+  {
+  }
 
-    typedef T data_type;
-    typedef test::strong<T> strong_type;
+  typedef T data_type;
+  typedef test::strong<T> strong_type;
 
-    data_type init() const
-    {
-        T x(values.begin(), values.end(), n);
-        return x;
-    }
+  data_type init() const
+  {
+    T x(values.begin(), values.end(), n);
+    return x;
+  }
 
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(
-        T const& x, strong_type const& strong) const
-    {
-        std::string scope(test::scope);
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(
+    T const& x, strong_type const& strong) const
+  {
+    std::string scope(test::scope);
 
-        if (scope.find("hash::operator()") == std::string::npos &&
-            scope.find("equal_to::operator()") == std::string::npos &&
-            scope != "operator==(object, object)")
-            strong.test(x);
+    if (scope.find("hash::operator()") == std::string::npos &&
+        scope.find("equal_to::operator()") == std::string::npos &&
+        scope != "operator==(object, object)")
+      strong.test(x);
 
-        test::check_equivalent_keys(x);
-    }
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct rehash_test0 : rehash_test_base<T>
 {
-    rehash_test0() : rehash_test_base<T>(0) {}
-    void run(T& x) const { x.rehash(0); }
+  rehash_test0() : rehash_test_base<T>(0) {}
+  void run(T& x) const
+  {
+    x.rehash(0);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct rehash_test1 : rehash_test_base<T>
 {
-    rehash_test1() : rehash_test_base<T>(0) {}
-    void run(T& x) const { x.rehash(200); }
+  rehash_test1() : rehash_test_base<T>(0) {}
+  void run(T& x) const
+  {
+    x.rehash(200);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct rehash_test2 : rehash_test_base<T>
 {
-    rehash_test2() : rehash_test_base<T>(0, 200) {}
-    void run(T& x) const { x.rehash(0); }
+  rehash_test2() : rehash_test_base<T>(0, 200) {}
+  void run(T& x) const
+  {
+    x.rehash(0);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct rehash_test3 : rehash_test_base<T>
 {
-    rehash_test3() : rehash_test_base<T>(10, 0) {}
-    void run(T& x) const { x.rehash(200); }
+  rehash_test3() : rehash_test_base<T>(10, 0) {}
+  void run(T& x) const
+  {
+    x.rehash(200);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct rehash_test4 : rehash_test_base<T>
 {
-    rehash_test4() : rehash_test_base<T>(10, 200) {}
-    void run(T& x) const { x.rehash(0); }
+  rehash_test4() : rehash_test_base<T>(10, 200) {}
+  void run(T& x) const
+  {
+    x.rehash(0);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
 };
 
+template <class T> struct rehash_test5 : rehash_test_base<T>
+{
+  rehash_test5() : rehash_test_base<T>(200, 10) {}
+  void run(T& x) const
+  {
+    x.rehash(0);
+
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
+};
+
+// clang-format off
 EXCEPTION_TESTS(
-    (rehash_test0)(rehash_test1)(rehash_test2)(rehash_test3)(rehash_test4),
-    CONTAINER_SEQ)
+  (rehash_test0)(rehash_test1)(rehash_test2)(rehash_test3)(rehash_test4)
+  (rehash_test5),
+  CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/exception/swap_exception_tests.cpp

@@ -7,6 +7,7 @@
 
 #include "../helpers/invariants.hpp"
 #include "../helpers/random_values.hpp"
+#include "../helpers/tracker.hpp"
 
 #if defined(BOOST_MSVC)
 #pragma warning(disable : 4512) // assignment operator could not be generated
@@ -16,24 +17,33 @@ test::seed_t initialize_seed(9387);
 
 template <class T> struct self_swap_base : public test::exception_base
 {
-    test::random_values<T> values;
-    self_swap_base(std::size_t count = 0) : values(count) {}
+  test::random_values<T> values;
+  self_swap_base(std::size_t count = 0) : values(count, test::limited_range) {}
 
-    typedef T data_type;
-    T init() const { return T(values.begin(), values.end()); }
-    void run(T& x) const { x.swap(x); }
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
-    {
-        std::string scope(test::scope);
+  typedef T data_type;
+  T init() const { return T(values.begin(), values.end()); }
 
-        // TODO: In C++11 exceptions are only allowed in the swap function.
-        BOOST_TEST(scope == "hash::hash(hash)" ||
-                   scope == "hash::operator=(hash)" ||
-                   scope == "equal_to::equal_to(equal_to)" ||
-                   scope == "equal_to::operator=(equal_to)");
+  void run(T& x) const
+  {
+    x.swap(x);
 
-        test::check_equivalent_keys(x);
-    }
+    DISABLE_EXCEPTIONS;
+    test::check_container(x, this->values);
+    test::check_equivalent_keys(x);
+  }
+
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(T const& x) const
+  {
+    std::string scope(test::scope);
+
+    // TODO: In C++11 exceptions are only allowed in the swap function.
+    BOOST_TEST(scope == "hash::hash(hash)" ||
+               scope == "hash::operator=(hash)" ||
+               scope == "equal_to::equal_to(equal_to)" ||
+               scope == "equal_to::operator=(equal_to)");
+
+    test::check_equivalent_keys(x);
+  }
 };
 
 template <class T> struct self_swap_test1 : self_swap_base<T>
@@ -42,83 +52,94 @@ template <class T> struct self_swap_test1 : self_swap_base<T>
 
 template <class T> struct self_swap_test2 : self_swap_base<T>
 {
-    self_swap_test2() : self_swap_base<T>(100) {}
+  self_swap_test2() : self_swap_base<T>(100) {}
 };
 
 template <class T> struct swap_base : public test::exception_base
 {
-    const test::random_values<T> x_values, y_values;
-    const T initial_x, initial_y;
+  const test::random_values<T> x_values, y_values;
+  const T initial_x, initial_y;
 
-    typedef BOOST_DEDUCED_TYPENAME T::hasher hasher;
-    typedef BOOST_DEDUCED_TYPENAME T::key_equal key_equal;
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+  typedef typename T::hasher hasher;
+  typedef typename T::key_equal key_equal;
+  typedef typename T::allocator_type allocator_type;
 
-    swap_base(unsigned int count1, unsigned int count2, int tag1, int tag2)
-        : x_values(count1), y_values(count2),
-          initial_x(x_values.begin(), x_values.end(), 0, hasher(tag1),
-              key_equal(tag1), allocator_type(tag1)),
-          initial_y(
-              y_values.begin(), y_values.end(), 0, hasher(tag2),
-              key_equal(tag2),
-              allocator_type(
-                  T::allocator_type::propagate_on_container_swap::value ? tag2
-                                                                        : tag1))
-    {
+  swap_base(unsigned int count1, unsigned int count2, int tag1, int tag2)
+      : x_values(count1, test::limited_range),
+        y_values(count2, test::limited_range),
+        initial_x(x_values.begin(), x_values.end(), 0, hasher(tag1),
+          key_equal(tag1), allocator_type(tag1)),
+        initial_y(y_values.begin(), y_values.end(), 0, hasher(tag2),
+          key_equal(tag2),
+          allocator_type(T::allocator_type::propagate_on_container_swap::value
+                           ? tag2
+                           : tag1))
+  {
+  }
+
+  struct data_type
+  {
+    data_type(T const& x_, T const& y_) : x(x_), y(y_) {}
+
+    T x, y;
+  };
+
+  data_type init() const { return data_type(initial_x, initial_y); }
+
+  void run(data_type& d) const
+  {
+    try {
+      d.x.swap(d.y);
+    } catch (std::runtime_error&) {
     }
 
-    struct data_type
-    {
-        data_type(T const& x_, T const& y_) : x(x_), y(y_) {}
+    DISABLE_EXCEPTIONS;
+    test::check_container(d.x, this->y_values);
+    test::check_equivalent_keys(d.x);
+    test::check_container(d.y, this->x_values);
+    test::check_equivalent_keys(d.y);
+  }
 
-        T x, y;
-    };
+  void check BOOST_PREVENT_MACRO_SUBSTITUTION(data_type const& d) const
+  {
+    std::string scope(test::scope);
 
-    data_type init() const { return data_type(initial_x, initial_y); }
+    // TODO: In C++11 exceptions are only allowed in the swap function.
+    BOOST_TEST(scope == "hash::hash(hash)" ||
+               scope == "hash::operator=(hash)" ||
+               scope == "equal_to::equal_to(equal_to)" ||
+               scope == "equal_to::operator=(equal_to)");
 
-    void run(data_type& d) const
-    {
-        try {
-            d.x.swap(d.y);
-        } catch (std::runtime_error) {
-        }
-    }
-    void check BOOST_PREVENT_MACRO_SUBSTITUTION(data_type const& d) const
-    {
-        std::string scope(test::scope);
-
-        // TODO: In C++11 exceptions are only allowed in the swap function.
-        BOOST_TEST(scope == "hash::hash(hash)" ||
-                   scope == "hash::operator=(hash)" ||
-                   scope == "equal_to::equal_to(equal_to)" ||
-                   scope == "equal_to::operator=(equal_to)");
-
-        test::check_equivalent_keys(d.x);
-        test::check_equivalent_keys(d.y);
-    }
+    test::check_equivalent_keys(d.x);
+    test::check_equivalent_keys(d.y);
+  }
 };
 
 template <class T> struct swap_test1 : swap_base<T>
 {
-    swap_test1() : swap_base<T>(0, 0, 0, 0) {}
+  swap_test1() : swap_base<T>(0, 0, 0, 0) {}
 };
 
 template <class T> struct swap_test2 : swap_base<T>
 {
-    swap_test2() : swap_base<T>(60, 0, 0, 0) {}
+  swap_test2() : swap_base<T>(60, 0, 0, 0) {}
 };
 
 template <class T> struct swap_test3 : swap_base<T>
 {
-    swap_test3() : swap_base<T>(0, 60, 0, 0) {}
+  swap_test3() : swap_base<T>(0, 60, 0, 0) {}
 };
 
 template <class T> struct swap_test4 : swap_base<T>
 {
-    swap_test4() : swap_base<T>(10, 10, 1, 2) {}
+  swap_test4() : swap_base<T>(10, 10, 1, 2) {}
 };
 
-EXCEPTION_TESTS((self_swap_test1)(self_swap_test2)(swap_test1)(swap_test2)(
-                    swap_test3)(swap_test4),
-    CONTAINER_SEQ)
+// clang-format off
+EXCEPTION_TESTS(
+  (self_swap_test1)(self_swap_test2)
+  (swap_test1)(swap_test2)(swap_test3)(swap_test4),
+  CONTAINER_SEQ)
+// clang-format on
+
 RUN_TESTS()

test/helpers/check_return_type.hpp

@@ -11,23 +11,23 @@
 #include <boost/type_traits/is_same.hpp>
 
 namespace test {
-template <class T1> struct check_return_type
-{
+  template <class T1> struct check_return_type
+  {
     template <class T2> static void equals(T2)
     {
-        BOOST_STATIC_ASSERT((boost::is_same<T1, T2>::value));
+      BOOST_STATIC_ASSERT((boost::is_same<T1, T2>::value));
     }
 
     template <class T2> static void equals_ref(T2&)
     {
-        BOOST_STATIC_ASSERT((boost::is_same<T1, T2>::value));
+      BOOST_STATIC_ASSERT((boost::is_same<T1, T2>::value));
     }
 
     template <class T2> static void convertible(T2)
     {
-        BOOST_STATIC_ASSERT((boost::is_convertible<T2, T1>::value));
+      BOOST_STATIC_ASSERT((boost::is_convertible<T2, T1>::value));
     }
-};
+  };
 }
 
 #endif

test/helpers/count.hpp

@@ -6,12 +6,11 @@
 #if !defined(BOOST_UNORDERED_TEST_HELPERS_COUNT_HEAD)
 #define BOOST_UNORDERED_TEST_HELPERS_COUNT_HEAD
 
-#include <boost/detail/lightweight_test.hpp>
-#include <iostream>
+#include <boost/core/lightweight_test.hpp>
 
 namespace test {
-struct object_count
-{
+  struct object_count
+  {
     int instances;
     int constructions;
 
@@ -20,52 +19,52 @@ struct object_count
 
     void construct()
     {
-        ++instances;
-        ++constructions;
+      ++instances;
+      ++constructions;
     }
 
     void destruct()
     {
-        if (instances == 0) {
-            BOOST_ERROR("Unbalanced constructions.");
-        } else {
-            --instances;
-        }
+      if (instances == 0) {
+        BOOST_ERROR("Unbalanced constructions.");
+      } else {
+        --instances;
+      }
     }
 
     bool operator==(object_count const& x) const
     {
-        return instances == x.instances && constructions == x.constructions;
+      return instances == x.instances && constructions == x.constructions;
     }
 
     bool operator!=(object_count const& x) const { return !(*this == x); }
 
     friend std::ostream& operator<<(std::ostream& out, object_count const& c)
     {
-        out << "[instances: " << c.instances
-            << ", constructions: " << c.constructions << "]";
-        return out;
+      out << "[instances: " << c.instances
+          << ", constructions: " << c.constructions << "]";
+      return out;
     }
-};
+  };
 
-// This won't be a problem as I'm only using a single compile unit
-// in each test (this is actually require by the minimal test
-// framework).
-//
-// boostinspect:nounnamed
-namespace {
-object_count global_object_count;
-}
+  // This won't be a problem as I'm only using a single compile unit
+  // in each test (this is actually require by the minimal test
+  // framework).
+  //
+  // boostinspect:nounnamed
+  namespace {
+    object_count global_object_count;
+  }
 
-struct counted_object
-{
+  struct counted_object
+  {
     counted_object() { global_object_count.construct(); }
     counted_object(counted_object const&) { global_object_count.construct(); }
     ~counted_object() { global_object_count.destruct(); }
-};
+  };
 
-struct check_instances
-{
+  struct check_instances
+  {
     int instances_;
     int constructions_;
 
@@ -76,15 +75,15 @@ struct check_instances
     }
     ~check_instances()
     {
-        BOOST_TEST(global_object_count.instances == instances_);
+      BOOST_TEST(global_object_count.instances == instances_);
     }
 
     int instances() const { return global_object_count.instances - instances_; }
     int constructions() const
     {
-        return global_object_count.constructions - constructions_;
+      return global_object_count.constructions - constructions_;
     }
-};
+  };
 }
 
 #endif

test/helpers/equivalent.hpp

@@ -10,59 +10,60 @@
 #include "./list.hpp"
 #include "./metafunctions.hpp"
 #include <algorithm>
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/unordered_map.hpp>
 #include <boost/unordered_set.hpp>
 
 namespace test {
-template <class T1, class T2>
-bool equivalent_impl(T1 const& x, T2 const& y, base_type)
-{
+  template <class T1, class T2>
+  bool equivalent_impl(T1 const& x, T2 const& y, base_type)
+  {
     return x == y;
-}
+  }
 
-template <class T>
-bool equivalent_impl(boost::hash<T> const&, boost::hash<T> const&, derived_type)
-{
+  template <class T>
+  bool equivalent_impl(
+    boost::hash<T> const&, boost::hash<T> const&, derived_type)
+  {
     return true;
-}
+  }
 
-template <class T>
-bool equivalent_impl(
+  template <class T>
+  bool equivalent_impl(
     std::equal_to<T> const&, std::equal_to<T> const&, derived_type)
-{
+  {
     return true;
-}
+  }
 
-template <class T1, class T2, class T3, class T4>
-bool equivalent_impl(
+  template <class T1, class T2, class T3, class T4>
+  bool equivalent_impl(
     std::pair<T1, T2> const& x1, std::pair<T3, T4> const& x2, derived_type)
-{
+  {
     return equivalent_impl(x1.first, x2.first, derived) &&
            equivalent_impl(x1.second, x2.second, derived);
-}
+  }
 
-struct equivalent_type
-{
+  struct equivalent_type
+  {
     equivalent_type() {}
 
     template <class T1, class T2>
     bool operator()(T1 const& x, T2 const& y) const
     {
-        return equivalent_impl(x, y, derived);
+      return equivalent_impl(x, y, derived);
     }
-};
+  };
 
-const equivalent_type equivalent;
+  const equivalent_type equivalent;
 
-template <class Container> class unordered_equivalence_tester
-{
-    BOOST_DEDUCED_TYPENAME Container::size_type size_;
-    BOOST_DEDUCED_TYPENAME Container::hasher hasher_;
-    BOOST_DEDUCED_TYPENAME Container::key_equal key_equal_;
+  template <class Container> class unordered_equivalence_tester
+  {
+    typename Container::size_type size_;
+    typename Container::hasher hasher_;
+    typename Container::key_equal key_equal_;
     float max_load_factor_;
 
-    typedef test::list<BOOST_DEDUCED_TYPENAME Container::value_type> value_list;
+    typedef test::list<typename Container::value_type> value_list;
     value_list values_;
 
   public:
@@ -70,26 +71,26 @@ template <class Container> class unordered_equivalence_tester
         : size_(x.size()), hasher_(x.hash_function()), key_equal_(x.key_eq()),
           max_load_factor_(x.max_load_factor()), values_(x.begin(), x.end())
     {
-        values_.sort();
+      values_.sort();
     }
 
     bool operator()(Container const& x) const
     {
-        if (!((size_ == x.size()) &&
-                (test::equivalent(hasher_, x.hash_function())) &&
-                (test::equivalent(key_equal_, x.key_eq())) &&
-                (max_load_factor_ == x.max_load_factor()) &&
-                (values_.size() == x.size())))
-            return false;
+      if (!((size_ == x.size()) &&
+            (test::equivalent(hasher_, x.hash_function())) &&
+            (test::equivalent(key_equal_, x.key_eq())) &&
+            (max_load_factor_ == x.max_load_factor()) &&
+            (values_.size() == x.size())))
+        return false;
 
-        value_list copy(x.begin(), x.end());
-        copy.sort();
-        return values_ == copy;
+      value_list copy(x.begin(), x.end());
+      copy.sort();
+      return values_ == copy;
     }
 
   private:
     unordered_equivalence_tester();
-};
+  };
 }
 
 #endif

test/helpers/exception_test.hpp

@@ -14,64 +14,59 @@
 #include <boost/preprocessor/seq/for_each_product.hpp>
 
 #define UNORDERED_EXCEPTION_TEST_CASE(name, test_func, type)                   \
-    UNORDERED_AUTO_TEST(name)                                                  \
-    {                                                                          \
-        test_func<type> fixture;                                               \
-        ::test::lightweight::exception_safety(                                 \
-            fixture, BOOST_STRINGIZE(test_func<type>));                        \
-    }
+  UNORDERED_AUTO_TEST (name) {                                                 \
+    test_func<type> fixture;                                                   \
+    ::test::lightweight::exception_safety(                                     \
+      fixture, BOOST_STRINGIZE(test_func<type>));                              \
+  }
 
 #define UNORDERED_EXCEPTION_TEST_CASE_REPEAT(name, test_func, n, type)         \
-    UNORDERED_AUTO_TEST(name)                                                  \
-    {                                                                          \
-        for (unsigned i = 0; i < n; ++i) {                                     \
-            test_func<type> fixture;                                           \
-            ::test::lightweight::exception_safety(                             \
-                fixture, BOOST_STRINGIZE(test_func<type>));                    \
-        }                                                                      \
-    }
+  UNORDERED_AUTO_TEST (name) {                                                 \
+    for (unsigned i = 0; i < n; ++i) {                                         \
+      test_func<type> fixture;                                                 \
+      ::test::lightweight::exception_safety(                                   \
+        fixture, BOOST_STRINGIZE(test_func<type>));                            \
+    }                                                                          \
+  }
 
 #define UNORDERED_EPOINT_IMPL ::test::lightweight::epoint
 
 #define UNORDERED_EXCEPTION_TEST_POSTFIX RUN_TESTS()
 
 #define EXCEPTION_TESTS(test_seq, param_seq)                                   \
-    BOOST_PP_SEQ_FOR_EACH_PRODUCT(                                             \
-        EXCEPTION_TESTS_OP, (test_seq)((1))(param_seq))
+  BOOST_PP_SEQ_FOR_EACH_PRODUCT(EXCEPTION_TESTS_OP, (test_seq)((1))(param_seq))
 
 #define EXCEPTION_TESTS_REPEAT(n, test_seq, param_seq)                         \
-    BOOST_PP_SEQ_FOR_EACH_PRODUCT(                                             \
-        EXCEPTION_TESTS_OP, (test_seq)((n))(param_seq))
+  BOOST_PP_SEQ_FOR_EACH_PRODUCT(EXCEPTION_TESTS_OP, (test_seq)((n))(param_seq))
 
 #define EXCEPTION_TESTS_OP(r, product)                                         \
-    UNORDERED_EXCEPTION_TEST_CASE_REPEAT(                                      \
-        BOOST_PP_CAT(BOOST_PP_SEQ_ELEM(0, product),                            \
-            BOOST_PP_CAT(_, BOOST_PP_SEQ_ELEM(2, product))),                   \
-        BOOST_PP_SEQ_ELEM(0, product), BOOST_PP_SEQ_ELEM(1, product),          \
-        BOOST_PP_SEQ_ELEM(2, product))
+  UNORDERED_EXCEPTION_TEST_CASE_REPEAT(                                        \
+    BOOST_PP_CAT(BOOST_PP_SEQ_ELEM(0, product),                                \
+      BOOST_PP_CAT(_, BOOST_PP_SEQ_ELEM(2, product))),                         \
+    BOOST_PP_SEQ_ELEM(0, product), BOOST_PP_SEQ_ELEM(1, product),              \
+    BOOST_PP_SEQ_ELEM(2, product))
 
 #define UNORDERED_SCOPE(scope_name)                                            \
-    for (::test::scope_guard unordered_test_guard(                             \
-             BOOST_STRINGIZE(scope_name));                                     \
-         !unordered_test_guard.dismissed(); unordered_test_guard.dismiss())
+  for (::test::scope_guard unordered_test_guard(BOOST_STRINGIZE(scope_name));  \
+       !unordered_test_guard.dismissed(); unordered_test_guard.dismiss())
 
 #define UNORDERED_EPOINT(name)                                                 \
-    if (::test::exceptions_enabled) {                                          \
-        UNORDERED_EPOINT_IMPL(name);                                           \
-    }
+  if (::test::exceptions_enabled) {                                            \
+    UNORDERED_EPOINT_IMPL(name);                                               \
+  }
 
 #define ENABLE_EXCEPTIONS                                                      \
-    ::test::exceptions_enable BOOST_PP_CAT(ENABLE_EXCEPTIONS_, __LINE__)(true)
+  ::test::exceptions_enable BOOST_PP_CAT(ENABLE_EXCEPTIONS_, __LINE__)(true)
 
 #define DISABLE_EXCEPTIONS                                                     \
-    ::test::exceptions_enable BOOST_PP_CAT(ENABLE_EXCEPTIONS_, __LINE__)(false)
+  ::test::exceptions_enable BOOST_PP_CAT(ENABLE_EXCEPTIONS_, __LINE__)(false)
 
 namespace test {
-static char const* scope = "";
-bool exceptions_enabled = false;
+  static char const* scope = "";
+  bool exceptions_enabled = false;
 
-class scope_guard
-{
+  class scope_guard
+  {
     scope_guard& operator=(scope_guard const&);
     scope_guard(scope_guard const&);
 
@@ -83,22 +78,22 @@ class scope_guard
     scope_guard(char const* name)
         : old_scope_(scope), scope_(name), dismissed_(false)
     {
-        scope = scope_;
+      scope = scope_;
     }
 
     ~scope_guard()
     {
-        if (dismissed_)
-            scope = old_scope_;
+      if (dismissed_)
+        scope = old_scope_;
     }
 
     void dismiss() { dismissed_ = true; }
 
     bool dismissed() const { return dismissed_; }
-};
+  };
 
-class exceptions_enable
-{
+  class exceptions_enable
+  {
     exceptions_enable& operator=(exceptions_enable const&);
     exceptions_enable(exceptions_enable const&);
 
@@ -109,65 +104,65 @@ class exceptions_enable
     exceptions_enable(bool enable)
         : old_value_(exceptions_enabled), released_(false)
     {
-        exceptions_enabled = enable;
+      exceptions_enabled = enable;
     }
 
     ~exceptions_enable()
     {
-        if (!released_) {
-            exceptions_enabled = old_value_;
-            released_ = true;
-        }
+      if (!released_) {
+        exceptions_enabled = old_value_;
+        released_ = true;
+      }
     }
 
     void release()
     {
-        if (!released_) {
-            exceptions_enabled = old_value_;
-            released_ = true;
-        }
+      if (!released_) {
+        exceptions_enabled = old_value_;
+        released_ = true;
+      }
     }
-};
+  };
 
-struct exception_base
-{
+  struct exception_base
+  {
     struct data_type
     {
     };
     struct strong_type
     {
-        template <class T> void store(T const&) {}
-        template <class T> void test(T const&) const {}
+      template <class T> void store(T const&) {}
+      template <class T> void test(T const&) const {}
     };
     data_type init() const { return data_type(); }
     void check BOOST_PREVENT_MACRO_SUBSTITUTION() const {}
-};
+  };
 
-template <class T, class P1, class P2, class T2>
-inline void call_ignore_extra_parameters(
+  template <class T, class P1, class P2, class T2>
+  inline void call_ignore_extra_parameters(
     void (T::*fn)() const, T2 const& obj, P1&, P2&)
-{
+  {
     (obj.*fn)();
-}
+  }
 
-template <class T, class P1, class P2, class T2>
-inline void call_ignore_extra_parameters(
+  template <class T, class P1, class P2, class T2>
+  inline void call_ignore_extra_parameters(
     void (T::*fn)(P1&) const, T2 const& obj, P1& p1, P2&)
-{
+  {
     (obj.*fn)(p1);
-}
+  }
 
-template <class T, class P1, class P2, class T2>
-inline void call_ignore_extra_parameters(
+  template <class T, class P1, class P2, class T2>
+  inline void call_ignore_extra_parameters(
     void (T::*fn)(P1&, P2&) const, T2 const& obj, P1& p1, P2& p2)
-{
+  {
     (obj.*fn)(p1, p2);
-}
+  }
 
-template <class T> T const& constant(T const& x) { return x; }
+  template <class T> T const& constant(T const& x) { return x; }
 
-template <class Test> class test_runner
-{
+  template <class Test> class test_runner
+  {
     Test const& test_;
     bool exception_in_check_;
 
@@ -178,94 +173,176 @@ template <class Test> class test_runner
     test_runner(Test const& t) : test_(t), exception_in_check_(false) {}
     void run()
     {
-        DISABLE_EXCEPTIONS;
-        test::check_instances check;
-        test::scope = "";
-        BOOST_DEDUCED_TYPENAME Test::data_type x(test_.init());
-        BOOST_DEDUCED_TYPENAME Test::strong_type strong;
-        strong.store(x);
+      DISABLE_EXCEPTIONS;
+      test::check_instances check;
+      test::scope = "";
+      typename Test::data_type x(test_.init());
+      typename Test::strong_type strong;
+      strong.store(x);
+      try {
+        ENABLE_EXCEPTIONS;
+        call_ignore_extra_parameters<Test, typename Test::data_type,
+          typename Test::strong_type>(&Test::run, test_, x, strong);
+      } catch (...) {
         try {
-            ENABLE_EXCEPTIONS;
-            call_ignore_extra_parameters<Test,
-                BOOST_DEDUCED_TYPENAME Test::data_type,
-                BOOST_DEDUCED_TYPENAME Test::strong_type>(
-                &Test::run, test_, x, strong);
+          DISABLE_EXCEPTIONS;
+          call_ignore_extra_parameters<Test, typename Test::data_type const,
+            typename Test::strong_type const>(
+            &Test::check, test_, constant(x), constant(strong));
         } catch (...) {
-            try {
-                DISABLE_EXCEPTIONS;
-                call_ignore_extra_parameters<Test,
-                    BOOST_DEDUCED_TYPENAME Test::data_type const,
-                    BOOST_DEDUCED_TYPENAME Test::strong_type const>(
-                    &Test::check, test_, constant(x), constant(strong));
-            } catch (...) {
-                exception_in_check_ = true;
-            }
-            throw;
+          exception_in_check_ = true;
         }
+        throw;
+      }
     }
     void end()
     {
-        if (exception_in_check_) {
-            BOOST_ERROR("Unexcpected exception in test_runner check call.");
-        }
+      if (exception_in_check_) {
+        BOOST_ERROR("Unexcpected exception in test_runner check call.");
+      }
     }
-};
+  };
 
-// Quick exception testing based on lightweight test
+  // Quick exception testing based on lightweight test
 
-namespace lightweight {
-static int iteration;
-static int count;
+  namespace lightweight {
+    static int iteration;
+    static int count;
 
-struct test_exception
-{
-    char const* name;
-    test_exception(char const* n) : name(n) {}
-};
+    struct test_exception
+    {
+      char const* name;
+      test_exception(char const* n) : name(n) {}
+    };
 
-struct test_failure
-{
-};
+    struct test_failure
+    {
+    };
 
-void epoint(char const* name)
-{
-    ++count;
-    if (count == iteration) {
+    void epoint(char const* name)
+    {
+      ++count;
+      if (count == iteration) {
         throw test_exception(name);
+      }
     }
-}
 
-template <class Test> void exception_safety(Test const& f, char const* /*name*/)
-{
-    test_runner<Test> runner(f);
+    template <class Test>
+    void exception_safety(Test const& f, char const* /*name*/)
+    {
+      test_runner<Test> runner(f);
 
-    iteration = 0;
-    bool success = false;
-    char const* error_msg = 0;
-    do {
+      iteration = 0;
+      bool success = false;
+      unsigned int failure_count = 0;
+      char const* error_msg = 0;
+      do {
+        int error_count = boost::detail::test_errors();
         ++iteration;
         count = 0;
 
         try {
-            runner.run();
-            success = true;
+          runner.run();
+          success = true;
         } catch (test_failure) {
-            error_msg = "test_failure caught.";
-            break;
-        } catch (test_exception) {
-            continue;
+          error_msg = "test_failure caught.";
+          break;
+        } catch (test_exception e) {
+          if (error_count != boost::detail::test_errors()) {
+            BOOST_LIGHTWEIGHT_TEST_OSTREAM
+              << "Iteration: " << iteration
+              << " Error found for epoint: " << e.name << std::endl;
+          }
         } catch (...) {
-            error_msg = "Unexpected exception.";
-            break;
+          error_msg = "Unexpected exception.";
+          break;
         }
-    } while (!success);
 
-    if (error_msg) {
+        if (error_count != boost::detail::test_errors()) {
+          ++failure_count;
+        }
+      } while (!success && failure_count < 5);
+
+      if (error_msg) {
         BOOST_ERROR(error_msg);
+      }
+      runner.end();
     }
-    runner.end();
-}
-}
+
+    //
+    // An alternative way to run exception tests.
+    // See merge_exception_tests.cpp for an example.
+
+    struct exception_looper
+    {
+      bool success;
+      unsigned int failure_count;
+      char const* error_msg;
+      int error_count;
+
+      exception_looper() : success(false), failure_count(0), error_msg(0) {}
+
+      void start() { iteration = 0; }
+
+      bool loop_condition() const
+      {
+        return !error_msg && !success && failure_count < 5;
+      }
+
+      void start_iteration()
+      {
+        error_count = boost::detail::test_errors();
+        ++iteration;
+        count = 0;
+      }
+
+      void successful_run() { success = true; }
+
+      void test_failure_caught(test_failure const&)
+      {
+        error_msg = "test_failure caught.";
+      }
+
+      void test_exception_caught(test_exception const& e)
+      {
+        if (error_count != boost::detail::test_errors()) {
+          BOOST_LIGHTWEIGHT_TEST_OSTREAM
+            << "Iteration: " << iteration
+            << " Error found for epoint: " << e.name << std::endl;
+        }
+      }
+
+      void unexpected_exception_caught()
+      {
+        error_msg = "Unexpected exception.";
+      }
+
+      void end()
+      {
+        if (error_msg) {
+          BOOST_ERROR(error_msg);
+        }
+      }
+    };
+
+#define EXCEPTION_LOOP(op)                                                     \
+  test::lightweight::exception_looper looper;                                  \
+  looper.start();                                                              \
+  while (looper.loop_condition()) {                                            \
+    looper.start_iteration();                                                  \
+    try {                                                                      \
+      op;                                                                      \
+      looper.successful_run();                                                 \
+    } catch (test::lightweight::test_failure e) {                              \
+      looper.test_failure_caught(e);                                           \
+    } catch (test::lightweight::test_exception e) {                            \
+      looper.test_exception_caught(e);                                         \
+    } catch (...) {                                                            \
+      looper.unexpected_exception_caught();                                    \
+    }                                                                          \
+  }                                                                            \
+  looper.end();
+  }
 }
 
 #endif

test/helpers/fwd.hpp

@@ -9,24 +9,24 @@
 #include <string>
 
 namespace test {
-typedef enum {
+  typedef enum {
     default_generator,
     generate_collisions,
     limited_range
-} random_generator;
+  } random_generator;
 
-int generate(int const*, random_generator);
-char generate(char const*, random_generator);
-signed char generate(signed char const*, random_generator);
-std::string generate(std::string const*, random_generator);
-float generate(float const*, random_generator);
+  int generate(int const*, random_generator);
+  char generate(char const*, random_generator);
+  signed char generate(signed char const*, random_generator);
+  std::string generate(std::string const*, random_generator);
+  float generate(float const*, random_generator);
 
-struct base_type
-{
-} base;
-struct derived_type : base_type
-{
-} derived;
+  struct base_type
+  {
+  } base;
+  struct derived_type : base_type
+  {
+  } derived;
 }
 
 #endif

test/helpers/generators.hpp

@@ -19,45 +19,45 @@
 #include <utility>
 
 namespace test {
-struct seed_t
-{
+  struct seed_t
+  {
     seed_t(unsigned int x)
     {
-        using namespace std;
-        srand(x);
+      using namespace std;
+      srand(x);
     }
-};
+  };
 
-std::size_t random_value(std::size_t max)
-{
+  std::size_t random_value(std::size_t max)
+  {
     using namespace std;
     return static_cast<std::size_t>(rand()) % max;
-}
+  }
 
-inline int generate(int const*, random_generator g)
-{
+  inline int generate(int const*, random_generator g)
+  {
     using namespace std;
     int value = rand();
     if (g == limited_range) {
-        value = value % 100;
+      value = value % 100;
     }
     return value;
-}
+  }
 
-inline char generate(char const*, random_generator)
-{
+  inline char generate(char const*, random_generator)
+  {
     using namespace std;
     return static_cast<char>((rand() >> 1) % (128 - 32) + 32);
-}
+  }
 
-inline signed char generate(signed char const*, random_generator)
-{
+  inline signed char generate(signed char const*, random_generator)
+  {
     using namespace std;
     return static_cast<signed char>(rand());
-}
+  }
 
-inline std::string generate(std::string const*, random_generator g)
-{
+  inline std::string generate(std::string const*, random_generator g)
+  {
     using namespace std;
 
     char* char_ptr = 0;
@@ -65,30 +65,29 @@ inline std::string generate(std::string const*, random_generator g)
     std::string result;
 
     if (g == limited_range) {
-        std::size_t length = test::random_value(2) + 2;
+      std::size_t length = test::random_value(2) + 2;
 
-        char const* strings[] = {"'vZh(3~ms", "%m", "_Y%U", "N'Y", "4,J_J"};
-        for (std::size_t i = 0; i < length; ++i) {
-            result +=
-                strings[random_value(sizeof(strings) / sizeof(strings[0]))];
-        }
+      char const* strings[] = {"'vZh(3~ms", "%m", "_Y%U", "N'Y", "4,J_J"};
+      for (std::size_t i = 0; i < length; ++i) {
+        result += strings[random_value(sizeof(strings) / sizeof(strings[0]))];
+      }
     } else {
-        std::size_t length = test::random_value(10) + 1;
-        for (std::size_t i = 0; i < length; ++i) {
-            result += generate(char_ptr, g);
-        }
+      std::size_t length = test::random_value(10) + 1;
+      for (std::size_t i = 0; i < length; ++i) {
+        result += generate(char_ptr, g);
+      }
     }
 
     return result;
-}
+  }
 
-float generate(float const*, random_generator g)
-{
+  float generate(float const*, random_generator g)
+  {
     using namespace std;
     int x = 0;
     int value = generate(&x, g);
     return (float)value / (float)RAND_MAX;
-}
+  }
 }
 
 #endif

test/helpers/helpers.hpp

@@ -6,48 +6,51 @@
 #if !defined(BOOST_UNORDERED_TEST_HELPERS_HEADER)
 #define BOOST_UNORDERED_TEST_HELPERS_HEADER
 
+#include <iterator>
+
 namespace test {
-template <class Container> struct get_key_impl
-{
-    typedef BOOST_DEDUCED_TYPENAME Container::key_type key_type;
+  template <class Container> struct get_key_impl
+  {
+    typedef typename Container::key_type key_type;
 
     static key_type const& get_key(key_type const& x) { return x; }
 
     template <class T>
     static key_type const& get_key(std::pair<key_type, T> const& x, char = 0)
     {
-        return x.first;
+      return x.first;
     }
 
     template <class T>
     static key_type const& get_key(
-        std::pair<key_type const, T> const& x, unsigned char = 0)
+      std::pair<key_type const, T> const& x, unsigned char = 0)
     {
-        return x.first;
+      return x.first;
     }
-};
+  };
 
-template <class Container, class T>
-inline BOOST_DEDUCED_TYPENAME Container::key_type const& get_key(T const& x)
-{
+  template <class Container, class T>
+  inline typename Container::key_type const& get_key(T const& x)
+  {
     return get_key_impl<Container>::get_key(x);
-}
+  }
 
-// test::next
-//
-// Increments an iterator by 1 or a given value.
-// Like boost::next, but simpler and slower.
+  // test::next
+  //
+  // Increments an iterator by 1 or a given value.
+  // Like boost::next, but simpler.
+  // Mainly because boost::next uses an MPL file
+  // which causes warnings.
 
-template <typename Iterator> Iterator next(Iterator it) { return ++it; }
+  template <typename Iterator> Iterator next(Iterator it) { return ++it; }
 
-template <typename Iterator, typename IntType>
-Iterator next(Iterator it, IntType x)
-{
-    for (; x > 0; --x) {
-        ++it;
-    }
+  template <typename Iterator, typename IntType>
+  Iterator next(Iterator it, IntType x)
+  {
+    std::advance(it,
+      static_cast<typename std::iterator_traits<Iterator>::difference_type>(x));
     return it;
-}
+  }
 }
 
 #endif

test/helpers/input_iterator.hpp

@@ -7,13 +7,12 @@
 #define BOOST_UNORDERED_TEST_HELPERS_INPUT_ITERATOR_HEADER
 
 #include <boost/config.hpp>
-#include <boost/iterator/iterator_traits.hpp>
 #include <iterator>
 
 namespace test {
-template <class Iterator> struct proxy
-{
-    typedef BOOST_DEDUCED_TYPENAME Iterator::value_type value_type;
+  template <class Iterator> struct proxy
+  {
+    typedef typename Iterator::value_type value_type;
 
     explicit proxy(value_type const& v) : v_(v) {}
     proxy(proxy const& x) : v_(x.v_) {}
@@ -23,18 +22,15 @@ template <class Iterator> struct proxy
 
   private:
     proxy& operator=(proxy const&);
-};
+  };
 
-template <class Iterator>
-struct input_iterator_adaptor
-    : public std::iterator<std::input_iterator_tag,
-          BOOST_DEDUCED_TYPENAME boost::iterator_value<Iterator>::type,
-          std::ptrdiff_t,
-          BOOST_DEDUCED_TYPENAME boost::iterator_pointer<Iterator>::type,
-          proxy<Iterator> >
-{
-    typedef BOOST_DEDUCED_TYPENAME boost::iterator_value<Iterator>::type
-        value_type;
+  template <class Iterator> struct input_iterator_adaptor
+  {
+    typedef typename std::iterator_traits<Iterator>::value_type value_type;
+    typedef typename std::iterator_traits<Iterator>::pointer pointer;
+    typedef proxy<Iterator> reference;
+    typedef std::ptrdiff_t difference_type;
+    typedef std::input_iterator_tag iterator_category;
 
     input_iterator_adaptor() : base_() {}
     explicit input_iterator_adaptor(Iterator& it) : base_(&it) {}
@@ -42,43 +38,39 @@ struct input_iterator_adaptor
     value_type* operator->() const { return &**base_; }
     input_iterator_adaptor& operator++()
     {
-        ++*base_;
-        return *this;
+      ++*base_;
+      return *this;
     }
     // input_iterator_adaptor operator++(int) {
     //}
     bool operator==(input_iterator_adaptor const& x) const
     {
-        return *base_ == *x.base_;
+      return *base_ == *x.base_;
     }
     bool operator!=(input_iterator_adaptor const& x) const
     {
-        return *base_ != *x.base_;
+      return *base_ != *x.base_;
     }
 
   private:
     Iterator* base_;
-};
+  };
 
-template <class Iterator>
-input_iterator_adaptor<Iterator> input_iterator(Iterator& it)
-{
+  template <class Iterator>
+  input_iterator_adaptor<Iterator> input_iterator(Iterator& it)
+  {
     return input_iterator_adaptor<Iterator>(it);
-}
+  }
 
-template <class Iterator>
-struct copy_iterator_adaptor
-    : public std::iterator<
-          BOOST_DEDUCED_TYPENAME boost::iterator_category<Iterator>::type,
-          BOOST_DEDUCED_TYPENAME boost::iterator_value<Iterator>::type,
-          BOOST_DEDUCED_TYPENAME boost::iterator_difference<Iterator>::type,
-          BOOST_DEDUCED_TYPENAME boost::iterator_pointer<Iterator>::type,
-          proxy<Iterator> >
-{
-    typedef BOOST_DEDUCED_TYPENAME boost::iterator_value<Iterator>::type
-        value_type;
-    typedef BOOST_DEDUCED_TYPENAME boost::iterator_difference<Iterator>::type
-        difference_type;
+  template <class Iterator> struct copy_iterator_adaptor
+  {
+    typedef typename std::iterator_traits<Iterator>::value_type value_type;
+    typedef
+      typename std::iterator_traits<Iterator>::difference_type difference_type;
+    typedef typename std::iterator_traits<Iterator>::iterator_category
+      iterator_category;
+    typedef typename std::iterator_traits<Iterator>::pointer pointer;
+    typedef proxy<Iterator> reference;
 
     copy_iterator_adaptor() : base_() {}
     explicit copy_iterator_adaptor(Iterator const& it) : base_(it) {}
@@ -87,87 +79,87 @@ struct copy_iterator_adaptor
     value_type operator[](difference_type d) { return base_[d]; }
     copy_iterator_adaptor& operator++()
     {
-        ++base_;
-        return *this;
+      ++base_;
+      return *this;
     }
     copy_iterator_adaptor operator++(int)
     {
-        copy_iterator_adaptor tmp(*this);
-        ++base_;
-        return tmp;
+      copy_iterator_adaptor tmp(*this);
+      ++base_;
+      return tmp;
     }
     copy_iterator_adaptor& operator--()
     {
-        --base_;
-        return *this;
+      --base_;
+      return *this;
     }
     copy_iterator_adaptor operator--(int)
     {
-        copy_iterator_adaptor tmp(*this);
-        --base_;
-        return tmp;
+      copy_iterator_adaptor tmp(*this);
+      --base_;
+      return tmp;
     }
     copy_iterator_adaptor operator+=(difference_type x)
     {
-        base_ += x;
-        return *this;
+      base_ += x;
+      return *this;
     }
     copy_iterator_adaptor operator-=(difference_type x)
     {
-        base_ -= x;
-        return *this;
+      base_ -= x;
+      return *this;
     }
     copy_iterator_adaptor operator+(difference_type n)
     {
-        return copy_iterator_adaptor(base_ + n);
+      return copy_iterator_adaptor(base_ + n);
     }
     copy_iterator_adaptor operator-(difference_type n)
     {
-        return copy_iterator_adaptor(base_ - n);
+      return copy_iterator_adaptor(base_ - n);
     }
     friend copy_iterator_adaptor operator+(
-        difference_type n, copy_iterator_adaptor x)
+      difference_type n, copy_iterator_adaptor x)
     {
-        return x + n;
+      return x + n;
     }
     difference_type operator-(copy_iterator_adaptor const& other)
     {
-        return base_ - other.base_;
+      return base_ - other.base_;
     }
     bool operator==(copy_iterator_adaptor const& x) const
     {
-        return base_ == x.base_;
+      return base_ == x.base_;
     }
     bool operator!=(copy_iterator_adaptor const& x) const
     {
-        return base_ != x.base_;
+      return base_ != x.base_;
     }
     bool operator<(copy_iterator_adaptor const& x) const
     {
-        return base_ < x.base_;
+      return base_ < x.base_;
     }
     bool operator>(copy_iterator_adaptor const& x) const
     {
-        return base_ > x.base_;
+      return base_ > x.base_;
     }
     bool operator<=(copy_iterator_adaptor const& x) const
     {
-        return base_ <= x.base_;
+      return base_ <= x.base_;
     }
     bool operator>=(copy_iterator_adaptor const& x) const
     {
-        return base_ >= x.base_;
+      return base_ >= x.base_;
     }
 
   private:
     Iterator base_;
-};
+  };
 
-template <class Iterator>
-copy_iterator_adaptor<Iterator> copy_iterator(Iterator const& it)
-{
+  template <class Iterator>
+  copy_iterator_adaptor<Iterator> copy_iterator(Iterator const& it)
+  {
     return copy_iterator_adaptor<Iterator>(it);
-}
+  }
 }
 
 #endif

test/helpers/invariants.hpp

@@ -22,100 +22,105 @@
 #endif
 
 namespace test {
-template <class X> void check_equivalent_keys(X const& x1)
-{
-    BOOST_DEDUCED_TYPENAME X::key_equal eq = x1.key_eq();
-    typedef BOOST_DEDUCED_TYPENAME X::key_type key_type;
+  template <class X> void check_equivalent_keys(X const& x1)
+  {
+    typename X::key_equal eq = x1.key_eq();
+    typedef typename X::key_type key_type;
     std::set<key_type, std::less<key_type> > found_;
 
-    BOOST_DEDUCED_TYPENAME X::const_iterator it = x1.begin(), end = x1.end();
-    BOOST_DEDUCED_TYPENAME X::size_type size = 0;
+    typename X::const_iterator it = x1.begin(), end = x1.end();
+    typename X::size_type size = 0;
     while (it != end) {
-        // First test that the current key has not occurred before, required
-        // to test either that keys are unique or that equivalent keys are
-        // adjacent. (6.3.1/6)
-        key_type key = get_key<X>(*it);
-        if (!found_.insert(key).second)
-            BOOST_ERROR("Elements with equivalent keys aren't adjacent.");
+      // First test that the current key has not occurred before, required
+      // to test either that keys are unique or that equivalent keys are
+      // adjacent. (6.3.1/6)
+      key_type key = get_key<X>(*it);
+      if (!found_.insert(key).second)
+        BOOST_ERROR("Elements with equivalent keys aren't adjacent.");
 
-        // Iterate over equivalent keys, counting them.
-        unsigned int count = 0;
-        do {
-            ++it;
-            ++count;
-            ++size;
-        } while (it != end && eq(get_key<X>(*it), key));
+      // Iterate over equivalent keys, counting them.
+      unsigned int count = 0;
+      do {
+        ++it;
+        ++count;
+        ++size;
+      } while (it != end && eq(get_key<X>(*it), key));
 
-        // If the container has unique keys, test that there's only one.
-        // Since the previous test makes sure that all equivalent keys are
-        // adjacent, this is all the equivalent keys - so the test is
-        // sufficient. (6.3.1/6 again).
-        if (test::has_unique_keys<X>::value && count != 1)
-            BOOST_ERROR("Non-unique key.");
+      // If the container has unique keys, test that there's only one.
+      // Since the previous test makes sure that all equivalent keys are
+      // adjacent, this is all the equivalent keys - so the test is
+      // sufficient. (6.3.1/6 again).
+      if (test::has_unique_keys<X>::value && count != 1)
+        BOOST_ERROR("Non-unique key.");
 
-        if (x1.count(key) != count) {
-            BOOST_ERROR("Incorrect output of count.");
-            std::cerr << x1.count(key) << "," << count << "\n";
-        }
+      if (x1.count(key) != count) {
+        BOOST_ERROR("Incorrect output of count.");
+        std::cerr << x1.count(key) << "," << count << "\n";
+      }
 
-        // Check that the keys are in the correct bucket and are
-        // adjacent in the bucket.
-        BOOST_DEDUCED_TYPENAME X::size_type bucket = x1.bucket(key);
-        BOOST_DEDUCED_TYPENAME X::const_local_iterator lit = x1.begin(bucket),
-                                                       lend = x1.end(bucket);
-        for (; lit != lend && !eq(get_key<X>(*lit), key); ++lit)
-            continue;
-        if (lit == lend)
-            BOOST_ERROR("Unable to find element with a local_iterator");
+      // Check that the keys are in the correct bucket and are
+      // adjacent in the bucket.
+      typename X::size_type bucket = x1.bucket(key);
+      typename X::const_local_iterator lit = x1.begin(bucket),
+                                       lend = x1.end(bucket);
+
+      unsigned int count_checked = 0;
+      for (; lit != lend && !eq(get_key<X>(*lit), key); ++lit) {
+        ++count_checked;
+      }
+
+      if (lit == lend) {
+        BOOST_ERROR("Unable to find element with a local_iterator");
+        std::cerr << "Checked: " << count_checked << " elements" << std::endl;
+      } else {
         unsigned int count2 = 0;
         for (; lit != lend && eq(get_key<X>(*lit), key); ++lit)
-            ++count2;
+          ++count2;
         if (count != count2)
-            BOOST_ERROR("Element count doesn't match local_iterator.");
+          BOOST_ERROR("Element count doesn't match local_iterator.");
         for (; lit != lend; ++lit) {
-            if (eq(get_key<X>(*lit), key)) {
-                BOOST_ERROR("Non-adjacent element with equivalent key "
-                            "in bucket.");
-                break;
-            }
+          if (eq(get_key<X>(*lit), key)) {
+            BOOST_ERROR("Non-adjacent element with equivalent key "
+                        "in bucket.");
+            break;
+          }
         }
+      }
     };
 
     // Check that size matches up.
 
     if (x1.size() != size) {
-        BOOST_ERROR("x1.size() doesn't match actual size.");
-        std::cout << x1.size() << "/" << size << std::endl;
+      BOOST_ERROR("x1.size() doesn't match actual size.");
+      std::cout << x1.size() << "/" << size << std::endl;
     }
 
     // Check the load factor.
 
-    float load_factor =
-        size == 0 ? 0 : static_cast<float>(size) /
-                            static_cast<float>(x1.bucket_count());
+    float load_factor = size == 0 ? 0
+                                  : static_cast<float>(size) /
+                                      static_cast<float>(x1.bucket_count());
     using namespace std;
     if (fabs(x1.load_factor() - load_factor) > x1.load_factor() / 64)
-        BOOST_ERROR("x1.load_factor() doesn't match actual load_factor.");
+      BOOST_ERROR("x1.load_factor() doesn't match actual load_factor.");
 
     // Check that size in the buckets matches up.
 
-    BOOST_DEDUCED_TYPENAME X::size_type bucket_size = 0;
+    typename X::size_type bucket_size = 0;
 
-    for (BOOST_DEDUCED_TYPENAME X::size_type i = 0; i < x1.bucket_count();
-         ++i) {
-        for (BOOST_DEDUCED_TYPENAME X::const_local_iterator
-                 begin2 = x1.begin(i),
-                 end2 = x1.end(i);
-             begin2 != end2; ++begin2) {
-            ++bucket_size;
-        }
+    for (typename X::size_type i = 0; i < x1.bucket_count(); ++i) {
+      for (typename X::const_local_iterator begin2 = x1.begin(i),
+                                            end2 = x1.end(i);
+           begin2 != end2; ++begin2) {
+        ++bucket_size;
+      }
     }
 
     if (x1.size() != bucket_size) {
-        BOOST_ERROR("x1.size() doesn't match bucket size.");
-        std::cout << x1.size() << "/" << bucket_size << std::endl;
+      BOOST_ERROR("x1.size() doesn't match bucket size.");
+      std::cout << x1.size() << "/" << bucket_size << std::endl;
     }
-}
+  }
 }
 
 #if defined(BOOST_MSVC)

test/helpers/list.hpp

@@ -16,143 +16,151 @@
 #include <iterator>
 
 namespace test {
-template <typename It1, typename It2>
-bool equal(It1 begin, It1 end, It2 compare)
-{
+  template <typename It1, typename It2>
+  bool equal(It1 begin, It1 end, It2 compare)
+  {
     for (; begin != end; ++begin, ++compare)
-        if (*begin != *compare)
-            return false;
+      if (*begin != *compare)
+        return false;
     return true;
-}
+  }
 
-template <typename It1, typename It2, typename Pred>
-bool equal(It1 begin, It1 end, It2 compare, Pred predicate)
-{
+  template <typename It1, typename It2, typename Pred>
+  bool equal(It1 begin, It1 end, It2 compare, Pred predicate)
+  {
     for (; begin != end; ++begin, ++compare)
-        if (!predicate(*begin, *compare))
-            return false;
+      if (!predicate(*begin, *compare))
+        return false;
     return true;
-}
+  }
 
-template <typename T> class list;
+  template <typename T> class list;
 
-namespace test_detail {
-template <typename T> class list_node;
-template <typename T> class list_data;
-template <typename T> class list_iterator;
-template <typename T> class list_const_iterator;
+  namespace test_detail {
+    template <typename T> class list_node;
+    template <typename T> class list_data;
+    template <typename T> class list_iterator;
+    template <typename T> class list_const_iterator;
 
-template <typename T> class list_node
-{
-    list_node(list_node const&);
-    list_node& operator=(list_node const&);
-
-  public:
-    T value_;
-    list_node* next_;
-
-    list_node(T const& v) : value_(v), next_(0) {}
-    list_node(T const& v, list_node* n) : value_(v), next_(n) {}
-};
-
-template <typename T> class list_data
-{
-  public:
-    typedef list_node<T> node;
-    typedef unsigned int size_type;
-
-    node* first_;
-    node** last_ptr_;
-    size_type size_;
-
-    list_data() : first_(0), last_ptr_(&first_), size_(0) {}
-
-    ~list_data()
+    template <typename T> class list_node
     {
+      list_node(list_node const&);
+      list_node& operator=(list_node const&);
+
+    public:
+      T value_;
+      list_node* next_;
+
+      list_node(T const& v) : value_(v), next_(0) {}
+      list_node(T const& v, list_node* n) : value_(v), next_(n) {}
+    };
+
+    template <typename T> class list_data
+    {
+    public:
+      typedef list_node<T> node;
+      typedef unsigned int size_type;
+
+      node* first_;
+      node** last_ptr_;
+      size_type size_;
+
+      list_data() : first_(0), last_ptr_(&first_), size_(0) {}
+
+      ~list_data()
+      {
         while (first_) {
-            node* tmp = first_;
-            first_ = first_->next_;
-            delete tmp;
+          node* tmp = first_;
+          first_ = first_->next_;
+          delete tmp;
         }
-    }
+      }
 
-  private:
-    list_data(list_data const&);
-    list_data& operator=(list_data const&);
-};
+    private:
+      list_data(list_data const&);
+      list_data& operator=(list_data const&);
+    };
 
-template <typename T>
-class list_iterator
-    : public std::iterator<std::forward_iterator_tag, T, int, T*, T&>
-{
-    friend class list_const_iterator<T>;
-    friend class test::list<T>;
-    typedef list_node<T> node;
-    typedef list_const_iterator<T> const_iterator;
-
-    node* ptr_;
-
-  public:
-    list_iterator() : ptr_(0) {}
-    explicit list_iterator(node* x) : ptr_(x) {}
-
-    T& operator*() const { return ptr_->value_; }
-    T* operator->() const { return &ptr_->value_; }
-    list_iterator& operator++()
+    template <typename T> class list_iterator
     {
+      friend class list_const_iterator<T>;
+      friend class test::list<T>;
+      typedef list_node<T> node;
+      typedef list_const_iterator<T> const_iterator;
+
+      node* ptr_;
+
+    public:
+      typedef T value_type;
+      typedef T* pointer;
+      typedef T& reference;
+      typedef int difference_type;
+      typedef std::forward_iterator_tag iterator_category;
+
+      list_iterator() : ptr_(0) {}
+      explicit list_iterator(node* x) : ptr_(x) {}
+
+      T& operator*() const { return ptr_->value_; }
+      T* operator->() const { return &ptr_->value_; }
+      list_iterator& operator++()
+      {
         ptr_ = ptr_->next_;
         return *this;
-    }
-    list_iterator operator++(int)
-    {
+      }
+      list_iterator operator++(int)
+      {
         list_iterator tmp = *this;
         ptr_ = ptr_->next_;
         return tmp;
-    }
-    bool operator==(const_iterator y) const { return ptr_ == y.ptr_; }
-    bool operator!=(const_iterator y) const { return ptr_ != y.ptr_; }
-};
+      }
+      bool operator==(const_iterator y) const { return ptr_ == y.ptr_; }
+      bool operator!=(const_iterator y) const { return ptr_ != y.ptr_; }
+    };
 
-template <typename T>
-class list_const_iterator : public std::iterator<std::forward_iterator_tag, T,
-                                int, T const*, T const&>
-{
-    friend class list_iterator<T>;
-    friend class test::list<T>;
-    typedef list_node<T> node;
-    typedef list_iterator<T> iterator;
-    typedef list_const_iterator<T> const_iterator;
-
-    node* ptr_;
-
-  public:
-    list_const_iterator() : ptr_(0) {}
-    list_const_iterator(list_iterator<T> const& x) : ptr_(x.ptr_) {}
-
-    T const& operator*() const { return ptr_->value_; }
-    T const* operator->() const { return &ptr_->value_; }
-
-    list_const_iterator& operator++()
+    template <typename T> class list_const_iterator
     {
+      friend class list_iterator<T>;
+      friend class test::list<T>;
+      typedef list_node<T> node;
+      typedef list_iterator<T> iterator;
+      typedef list_const_iterator<T> const_iterator;
+
+      node* ptr_;
+
+    public:
+      typedef T value_type;
+      typedef T const* pointer;
+      typedef T const& reference;
+      typedef int difference_type;
+      typedef std::forward_iterator_tag iterator_category;
+
+      list_const_iterator() : ptr_(0) {}
+      list_const_iterator(list_iterator<T> const& x) : ptr_(x.ptr_) {}
+
+      T const& operator*() const { return ptr_->value_; }
+      T const* operator->() const { return &ptr_->value_; }
+
+      list_const_iterator& operator++()
+      {
         ptr_ = ptr_->next_;
         return *this;
-    }
+      }
 
-    list_const_iterator operator++(int)
-    {
+      list_const_iterator operator++(int)
+      {
         list_const_iterator tmp = *this;
         ptr_ = ptr_->next_;
         return tmp;
-    }
+      }
 
-    bool operator==(const_iterator y) const { return ptr_ == y.ptr_; }
+      bool operator==(const_iterator y) const { return ptr_ == y.ptr_; }
 
-    bool operator!=(const_iterator y) const { return ptr_ != y.ptr_; }
-};
-}
+      bool operator!=(const_iterator y) const { return ptr_ != y.ptr_; }
+    };
+  }
 
-template <typename T> class list
-{
+  template <typename T> class list
+  {
     typedef test::test_detail::list_data<T> data;
     typedef test::test_detail::list_node<T> node;
     data data_;
@@ -173,14 +181,14 @@ template <typename T> class list
     template <class InputIterator>
     list(InputIterator i, InputIterator j) : data_()
     {
-        insert(i, j);
+      insert(i, j);
     }
 
     list& operator=(list const& other)
     {
-        clear();
-        insert(other.begin(), other.end());
-        return *this;
+      clear();
+      insert(other.begin(), other.end());
+      return *this;
     }
 
     iterator begin() { return iterator(data_.first_); }
@@ -192,53 +200,53 @@ template <typename T> class list
 
     template <class InputIterator> void insert(InputIterator i, InputIterator j)
     {
-        for (; i != j; ++i)
-            push_back(*i);
+      for (; i != j; ++i)
+        push_back(*i);
     }
 
     void push_front(value_type const& v)
     {
-        data_.first_ = new node(v, data_.first_);
-        if (!data_.size_)
-            data_.last_ptr_ = &(*data_.last_ptr_)->next_;
-        ++data_.size_;
+      data_.first_ = new node(v, data_.first_);
+      if (!data_.size_)
+        data_.last_ptr_ = &(*data_.last_ptr_)->next_;
+      ++data_.size_;
     }
 
     void push_back(value_type const& v)
     {
-        *data_.last_ptr_ = new node(v);
-        data_.last_ptr_ = &(*data_.last_ptr_)->next_;
-        ++data_.size_;
+      *data_.last_ptr_ = new node(v);
+      data_.last_ptr_ = &(*data_.last_ptr_)->next_;
+      ++data_.size_;
     }
 
     void clear()
     {
-        while (data_.first_) {
-            node* tmp = data_.first_;
-            data_.first_ = data_.first_->next_;
-            --data_.size_;
-            delete tmp;
-        }
-        data_.last_ptr_ = &data_.first_;
+      while (data_.first_) {
+        node* tmp = data_.first_;
+        data_.first_ = data_.first_->next_;
+        --data_.size_;
+        delete tmp;
+      }
+      data_.last_ptr_ = &data_.first_;
     }
 
     void erase(const_iterator i, const_iterator j)
     {
-        node** ptr = &data_.first_;
+      node** ptr = &data_.first_;
 
-        while (*ptr != i.ptr_) {
-            ptr = &(*ptr)->next_;
-        }
+      while (*ptr != i.ptr_) {
+        ptr = &(*ptr)->next_;
+      }
 
-        while (*ptr != j.ptr_) {
-            node* to_delete = *ptr;
-            *ptr = (*ptr)->next_;
-            --data_.size_;
-            delete to_delete;
-        }
+      while (*ptr != j.ptr_) {
+        node* to_delete = *ptr;
+        *ptr = (*ptr)->next_;
+        --data_.size_;
+        delete to_delete;
+      }
 
-        if (!*ptr)
-            data_.last_ptr_ = ptr;
+      if (!*ptr)
+        data_.last_ptr_ = ptr;
     }
 
     bool empty() const { return !data_.size_; }
@@ -249,14 +257,14 @@ template <typename T> class list
 
     template <typename Less> void sort(Less less = Less())
     {
-        if (!empty())
-            merge_sort(
-                &data_.first_, (std::numeric_limits<size_type>::max)(), less);
+      if (!empty())
+        merge_sort(
+          &data_.first_, (std::numeric_limits<size_type>::max)(), less);
     }
 
     bool operator==(list const& y) const
     {
-        return size() == y.size() && test::equal(begin(), end(), y.begin());
+      return size() == y.size() && test::equal(begin(), end(), y.begin());
     }
 
     bool operator!=(list const& y) const { return !(*this == y); }
@@ -265,56 +273,55 @@ template <typename T> class list
     template <typename Less>
     node** merge_sort(node** l, size_type recurse_limit, Less less)
     {
-        node** ptr = &(*l)->next_;
-        for (size_type count = 0; count < recurse_limit && *ptr; ++count) {
-            ptr = merge_adjacent_ranges(
-                l, ptr, merge_sort(ptr, count, less), less);
-        }
-        return ptr;
+      node** ptr = &(*l)->next_;
+      for (size_type count = 0; count < recurse_limit && *ptr; ++count) {
+        ptr = merge_adjacent_ranges(l, ptr, merge_sort(ptr, count, less), less);
+      }
+      return ptr;
     }
 
     template <typename Less>
     node** merge_adjacent_ranges(
-        node** first, node** second, node** third, Less less)
+      node** first, node** second, node** third, Less less)
     {
+      for (;;) {
         for (;;) {
-            for (;;) {
-                if (first == second)
-                    return third;
-                if (less((*second)->value_, (*first)->value_))
-                    break;
-                first = &(*first)->next_;
-            }
-
-            swap_adjacent_ranges(first, second, third);
-            first = &(*first)->next_;
-
-            // Since the two ranges we just swapped, the order is now:
-            // first...third...second
-
-            for (;;) {
-                if (first == third)
-                    return second;
-                if (!less((*first)->value_, (*third)->value_))
-                    break;
-                first = &(*first)->next_;
-            }
-
-            swap_adjacent_ranges(first, third, second);
-            first = &(*first)->next_;
+          if (first == second)
+            return third;
+          if (less((*second)->value_, (*first)->value_))
+            break;
+          first = &(*first)->next_;
         }
+
+        swap_adjacent_ranges(first, second, third);
+        first = &(*first)->next_;
+
+        // Since the two ranges we just swapped, the order is now:
+        // first...third...second
+
+        for (;;) {
+          if (first == third)
+            return second;
+          if (!less((*first)->value_, (*third)->value_))
+            break;
+          first = &(*first)->next_;
+        }
+
+        swap_adjacent_ranges(first, third, second);
+        first = &(*first)->next_;
+      }
     }
 
     void swap_adjacent_ranges(node** first, node** second, node** third)
     {
-        node* tmp = *first;
-        *first = *second;
-        *second = *third;
-        *third = tmp;
-        if (!*second)
-            data_.last_ptr_ = second;
+      node* tmp = *first;
+      *first = *second;
+      *second = *third;
+      *third = tmp;
+      if (!*second)
+        data_.last_ptr_ = second;
     }
-};
+  };
 }
 
 #endif

test/helpers/memory.hpp

@@ -13,146 +13,177 @@
 #include <memory>
 
 namespace test {
-namespace detail {
-struct memory_area
-{
-    void const* start;
-    void const* end;
-
-    memory_area(void const* s, void const* e) : start(s), end(e)
+  namespace detail {
+    struct memory_area
     {
+      void const* start;
+      void const* end;
+
+      memory_area(void const* s, void const* e) : start(s), end(e)
+      {
         BOOST_ASSERT(start != end);
-    }
-};
+      }
+    };
 
-struct memory_track
-{
-    explicit memory_track(int tag = -1) : constructed_(0), tag_(tag) {}
-
-    int constructed_;
-    int tag_;
-};
-
-// This is a bit dodgy as it defines overlapping
-// areas as 'equal', so this isn't a total ordering.
-// But it is for non-overlapping memory regions - which
-// is what'll be stored.
-//
-// All searches will be for areas entirely contained by
-// a member of the set - so it should find the area that contains
-// the region that is searched for.
-
-struct memory_area_compare
-{
-    bool operator()(memory_area const& x, memory_area const& y) const
+    struct memory_track
     {
-        return x.end <= y.start;
-    }
-};
+      explicit memory_track(int tag = -1) : constructed_(0), tag_(tag) {}
 
-struct memory_tracker
-{
-    typedef std::map<memory_area, memory_track, memory_area_compare,
+      int constructed_;
+      int tag_;
+    };
+
+    // This is a bit dodgy as it defines overlapping
+    // areas as 'equal', so this isn't a total ordering.
+    // But it is for non-overlapping memory regions - which
+    // is what'll be stored.
+    //
+    // All searches will be for areas entirely contained by
+    // a member of the set - so it should find the area that contains
+    // the region that is searched for.
+
+    struct memory_area_compare
+    {
+      bool operator()(memory_area const& x, memory_area const& y) const
+      {
+        return x.end <= y.start;
+      }
+    };
+
+    struct memory_tracker
+    {
+      typedef std::map<memory_area, memory_track, memory_area_compare,
         std::allocator<std::pair<memory_area const, memory_track> > >
         allocated_memory_type;
 
-    allocated_memory_type allocated_memory;
-    unsigned int count_allocators;
-    unsigned int count_allocations;
-    unsigned int count_constructions;
+      allocated_memory_type allocated_memory;
+      unsigned int count_allocators;
+      unsigned int count_allocations;
+      unsigned int count_constructions;
+      bool tracking_constructions;
 
-    memory_tracker()
-        : count_allocators(0), count_allocations(0), count_constructions(0)
-    {
-    }
+      memory_tracker()
+          : count_allocators(0), count_allocations(0), count_constructions(0),
+            tracking_constructions(true)
+      {
+      }
 
-    void allocator_ref()
-    {
+      ~memory_tracker() { BOOST_TEST(count_allocators == 0); }
+
+      void allocator_ref()
+      {
         if (count_allocators == 0) {
+          count_allocations = 0;
+          count_constructions = 0;
+          allocated_memory.clear();
+        }
+        ++count_allocators;
+      }
+
+      void allocator_unref()
+      {
+        BOOST_TEST(count_allocators > 0);
+        if (count_allocators > 0) {
+          --count_allocators;
+          if (count_allocators == 0) {
+            bool no_allocations_left = (count_allocations == 0);
+            bool no_constructions_left = (count_constructions == 0);
+            bool allocated_memory_empty = allocated_memory.empty();
+
+            // Clearing the data before the checks terminate the
+            // tests.
             count_allocations = 0;
             count_constructions = 0;
             allocated_memory.clear();
+
+            BOOST_TEST(no_allocations_left);
+            BOOST_TEST(no_constructions_left);
+            BOOST_TEST(allocated_memory_empty);
+          }
         }
-        ++count_allocators;
-    }
+      }
 
-    void allocator_unref()
-    {
-        BOOST_TEST(count_allocators > 0);
-        if (count_allocators > 0) {
-            --count_allocators;
-            if (count_allocators == 0) {
-                bool no_allocations_left = (count_allocations == 0);
-                bool no_constructions_left = (count_constructions == 0);
-                bool allocated_memory_empty = allocated_memory.empty();
-
-                // Clearing the data before the checks terminate the
-                // tests.
-                count_allocations = 0;
-                count_constructions = 0;
-                allocated_memory.clear();
-
-                BOOST_TEST(no_allocations_left);
-                BOOST_TEST(no_constructions_left);
-                BOOST_TEST(allocated_memory_empty);
-            }
-        }
-    }
-
-    void track_allocate(void* ptr, std::size_t n, std::size_t size, int tag)
-    {
+      void track_allocate(void* ptr, std::size_t n, std::size_t size, int tag)
+      {
         if (n == 0) {
-            BOOST_ERROR("Allocating 0 length array.");
+          BOOST_ERROR("Allocating 0 length array.");
         } else {
-            ++count_allocations;
-            allocated_memory.insert(std::pair<memory_area const, memory_track>(
-                memory_area(ptr, (char*)ptr + n * size), memory_track(tag)));
+          ++count_allocations;
+          allocated_memory.insert(std::pair<memory_area const, memory_track>(
+            memory_area(ptr, (char*)ptr + n * size), memory_track(tag)));
         }
-    }
+      }
 
-    void track_deallocate(void* ptr, std::size_t n, std::size_t size, int tag,
+      void track_deallocate(void* ptr, std::size_t n, std::size_t size, int tag,
         bool check_tag_ = true)
-    {
+      {
         allocated_memory_type::iterator pos =
-            allocated_memory.find(memory_area(ptr, (char*)ptr + n * size));
+          allocated_memory.find(memory_area(ptr, (char*)ptr + n * size));
         if (pos == allocated_memory.end()) {
-            BOOST_ERROR("Deallocating unknown pointer.");
+          BOOST_ERROR("Deallocating unknown pointer.");
         } else {
-            BOOST_TEST(pos->first.start == ptr);
-            BOOST_TEST(pos->first.end == (char*)ptr + n * size);
-            if (check_tag_)
-                BOOST_TEST(pos->second.tag_ == tag);
-            allocated_memory.erase(pos);
+          BOOST_TEST(pos->first.start == ptr);
+          BOOST_TEST(pos->first.end == (char*)ptr + n * size);
+          if (check_tag_)
+            BOOST_TEST(pos->second.tag_ == tag);
+          allocated_memory.erase(pos);
         }
         BOOST_TEST(count_allocations > 0);
         if (count_allocations > 0)
-            --count_allocations;
-    }
+          --count_allocations;
+      }
 
-    void track_construct(void* /*ptr*/, std::size_t /*size*/, int /*tag*/)
-    {
-        ++count_constructions;
-    }
+      void track_construct(void* /*ptr*/, std::size_t /*size*/, int /*tag*/)
+      {
+        if (tracking_constructions) {
+          ++count_constructions;
+        }
+      }
 
-    void track_destroy(void* /*ptr*/, std::size_t /*size*/, int /*tag*/)
-    {
-        BOOST_TEST(count_constructions > 0);
-        if (count_constructions > 0)
+      void track_destroy(void* /*ptr*/, std::size_t /*size*/, int /*tag*/)
+      {
+        if (tracking_constructions) {
+          BOOST_TEST(count_constructions > 0);
+          if (count_constructions > 0)
             --count_constructions;
-    }
-};
-}
+        }
+      }
+    };
+  }
 
-namespace detail {
-// This won't be a problem as I'm only using a single compile unit
-// in each test (this is actually required by the minimal test
-// framework).
-//
-// boostinspect:nounnamed
-namespace {
-test::detail::memory_tracker tracker;
-}
-}
+  namespace detail {
+    // This won't be a problem as I'm only using a single compile unit
+    // in each test (this is actually required by the minimal test
+    // framework).
+    //
+    // boostinspect:nounnamed
+    namespace {
+      test::detail::memory_tracker tracker;
+    }
+  }
+
+  namespace detail {
+    struct disable_construction_tracking
+    {
+      bool old_value;
+
+      disable_construction_tracking()
+          : old_value(detail::tracker.tracking_constructions)
+      {
+        test::detail::tracker.tracking_constructions = false;
+      }
+
+      ~disable_construction_tracking()
+      {
+        test::detail::tracker.tracking_constructions = old_value;
+      }
+
+    private:
+      disable_construction_tracking(disable_construction_tracking const&);
+      disable_construction_tracking& operator=(
+        disable_construction_tracking const&);
+    };
+  }
 }
 
 #endif

test/helpers/metafunctions.hpp

@@ -10,25 +10,21 @@
 #include <boost/type_traits/is_same.hpp>
 
 namespace test {
-template <class Container>
-struct is_set
-    : public boost::is_same<BOOST_DEDUCED_TYPENAME Container::key_type,
-          BOOST_DEDUCED_TYPENAME Container::value_type>
-{
-};
+  template <class Container>
+  struct is_set : public boost::is_same<typename Container::key_type,
+                    typename Container::value_type>
+  {
+  };
 
-template <class Container> struct has_unique_keys
-{
-    static char flip(BOOST_DEDUCED_TYPENAME Container::iterator const&);
-    static long flip(
-        std::pair<BOOST_DEDUCED_TYPENAME Container::iterator, bool> const&);
+  template <class Container> struct has_unique_keys
+  {
+    static char flip(typename Container::iterator const&);
+    static long flip(std::pair<typename Container::iterator, bool> const&);
     BOOST_STATIC_CONSTANT(bool,
-        value = sizeof(long) ==
-                sizeof(flip(
-                    ((Container*)0)
-                        ->insert(*(
-                            BOOST_DEDUCED_TYPENAME Container::value_type*)0))));
-};
+      value = sizeof(long) ==
+              sizeof(flip(
+                ((Container*)0)->insert(*(typename Container::value_type*)0))));
+  };
 }
 
 #endif

test/helpers/random_values.hpp

@@ -13,9 +13,9 @@
 #include <boost/detail/select_type.hpp>
 
 namespace test {
-template <class X> struct unordered_generator_set
-{
-    typedef BOOST_DEDUCED_TYPENAME X::value_type value_type;
+  template <class X> struct unordered_generator_set
+  {
+    typedef typename X::value_type value_type;
 
     random_generator type_;
 
@@ -23,26 +23,26 @@ template <class X> struct unordered_generator_set
 
     template <class T> void fill(T& x, std::size_t len)
     {
-        value_type* value_ptr = 0;
-        len += x.size();
+      value_type* value_ptr = 0;
+      len += x.size();
 
-        for (std::size_t i = 0; i < len; ++i) {
-            value_type value = generate(value_ptr, type_);
+      for (std::size_t i = 0; i < len; ++i) {
+        value_type value = generate(value_ptr, type_);
 
-            std::size_t count =
-                type_ == generate_collisions ? random_value(5) + 1 : 1;
+        std::size_t count =
+          type_ == generate_collisions ? random_value(5) + 1 : 1;
 
-            for (std::size_t j = 0; j < count; ++j) {
-                x.push_back(value);
-            }
+        for (std::size_t j = 0; j < count; ++j) {
+          x.push_back(value);
         }
+      }
     }
-};
+  };
 
-template <class X> struct unordered_generator_map
-{
-    typedef BOOST_DEDUCED_TYPENAME X::key_type key_type;
-    typedef BOOST_DEDUCED_TYPENAME X::mapped_type mapped_type;
+  template <class X> struct unordered_generator_map
+  {
+    typedef typename X::key_type key_type;
+    typedef typename X::mapped_type mapped_type;
 
     random_generator type_;
 
@@ -50,60 +50,60 @@ template <class X> struct unordered_generator_map
 
     template <class T> void fill(T& x, std::size_t len)
     {
-        key_type* key_ptr = 0;
-        mapped_type* mapped_ptr = 0;
+      key_type* key_ptr = 0;
+      mapped_type* mapped_ptr = 0;
 
-        for (std::size_t i = 0; i < len; ++i) {
-            key_type key = generate(key_ptr, type_);
+      for (std::size_t i = 0; i < len; ++i) {
+        key_type key = generate(key_ptr, type_);
 
-            std::size_t count =
-                type_ == generate_collisions ? random_value(5) + 1 : 1;
+        std::size_t count =
+          type_ == generate_collisions ? random_value(5) + 1 : 1;
 
-            for (std::size_t j = 0; j < count; ++j) {
-                x.push_back(std::pair<key_type const, mapped_type>(
-                    key, generate(mapped_ptr, type_)));
-            }
+        for (std::size_t j = 0; j < count; ++j) {
+          x.push_back(std::pair<key_type const, mapped_type>(
+            key, generate(mapped_ptr, type_)));
         }
+      }
     }
-};
+  };
 
-template <class X>
-struct unordered_generator_base
+  template <class X>
+  struct unordered_generator_base
     : public boost::detail::if_true<test::is_set<X>::value>::
-          BOOST_NESTED_TEMPLATE then<test::unordered_generator_set<X>,
-              test::unordered_generator_map<X> >
-{
-};
+        BOOST_NESTED_TEMPLATE then<test::unordered_generator_set<X>,
+          test::unordered_generator_map<X> >
+  {
+  };
 
-template <class X>
-struct unordered_generator : public unordered_generator_base<X>::type
-{
-    typedef BOOST_DEDUCED_TYPENAME unordered_generator_base<X>::type base;
+  template <class X>
+  struct unordered_generator : public unordered_generator_base<X>::type
+  {
+    typedef typename unordered_generator_base<X>::type base;
 
     unordered_generator(random_generator const& type = default_generator)
         : base(type)
     {
     }
-};
+  };
 
-template <class X>
-struct random_values : public test::list<BOOST_DEDUCED_TYPENAME X::value_type>
-{
+  template <class X>
+  struct random_values : public test::list<typename X::value_type>
+  {
     random_values() {}
 
     explicit random_values(std::size_t count,
-        test::random_generator const& generator = test::default_generator)
+      test::random_generator const& generator = test::default_generator)
     {
-        fill(count, generator);
+      fill(count, generator);
     }
 
     void fill(std::size_t count,
-        test::random_generator const& generator = test::default_generator)
+      test::random_generator const& generator = test::default_generator)
     {
-        test::unordered_generator<X> gen(generator);
-        gen.fill(*this, count);
+      test::unordered_generator<X> gen(generator);
+      gen.fill(*this, count);
     }
-};
+  };
 }
 
 #endif

test/helpers/strong.hpp

@@ -13,31 +13,30 @@
 #include <iterator>
 
 namespace test {
-template <class X> class strong
-{
-    typedef test::list<BOOST_DEDUCED_TYPENAME X::value_type> values_type;
+  template <class X> class strong
+  {
+    typedef test::list<typename X::value_type> values_type;
     values_type values_;
     unsigned int allocations_;
 
   public:
     void store(X const& x, unsigned int allocations = 0)
     {
-        DISABLE_EXCEPTIONS;
-        values_.clear();
-        values_.insert(x.cbegin(), x.cend());
-        allocations_ = allocations;
+      DISABLE_EXCEPTIONS;
+      values_.clear();
+      values_.insert(x.cbegin(), x.cend());
+      allocations_ = allocations;
     }
 
     void test(X const& x, unsigned int allocations = 0) const
     {
-        if (!(x.size() == values_.size() &&
-                test::equal(
-                    x.cbegin(), x.cend(), values_.begin(), test::equivalent)))
-            BOOST_ERROR("Strong exception safety failure.");
-        if (allocations != allocations_)
-            BOOST_ERROR("Strong exception failure: extra allocations.");
+      if (!(x.size() == values_.size() && test::equal(x.cbegin(), x.cend(),
+                                            values_.begin(), test::equivalent)))
+        BOOST_ERROR("Strong exception safety failure.");
+      if (allocations != allocations_)
+        BOOST_ERROR("Strong exception failure: extra allocations.");
     }
-};
+  };
 }
 
 #endif

test/helpers/test.hpp

@@ -6,92 +6,143 @@
 #if !defined(BOOST_UNORDERED_TEST_TEST_HEADER)
 #define BOOST_UNORDERED_TEST_TEST_HEADER
 
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/preprocessor/cat.hpp>
 #include <boost/preprocessor/stringize.hpp>
-#include <iostream>
 
 #define UNORDERED_AUTO_TEST(x)                                                 \
-    struct BOOST_PP_CAT(x, _type) : public ::test::registered_test_base        \
+  struct BOOST_PP_CAT(x, _type) : public ::test::registered_test_base          \
+  {                                                                            \
+    BOOST_PP_CAT(x, _type)                                                     \
+    () : ::test::registered_test_base(BOOST_PP_STRINGIZE(x))                   \
     {                                                                          \
-        BOOST_PP_CAT(x, _type)                                                 \
-        () : ::test::registered_test_base(BOOST_PP_STRINGIZE(x))               \
-        {                                                                      \
-            ::test::test_list::add_test(this);                                 \
-        }                                                                      \
-        void run();                                                            \
-    };                                                                         \
-    BOOST_PP_CAT(x, _type) x;                                                  \
-    void BOOST_PP_CAT(x, _type)::run()
+      ::test::get_state().add_test(this);                                      \
+    }                                                                          \
+    void run();                                                                \
+  };                                                                           \
+  BOOST_PP_CAT(x, _type) x;                                                    \
+  void BOOST_PP_CAT(x, _type)::run()
 
 #define RUN_TESTS()                                                            \
-    int main(int, char**)                                                      \
-    {                                                                          \
-        ::test::write_compiler_info();                                         \
-        ::test::test_list::run_tests();                                        \
-        return boost::report_errors();                                         \
-    }
+  int main(int, char**)                                                        \
+  {                                                                            \
+    BOOST_UNORDERED_TEST_COMPILER_INFO()                                       \
+    ::test::get_state().run_tests();                                           \
+    return boost::report_errors();                                             \
+  }
+
+#define RUN_TESTS_QUIET()                                                      \
+  int main(int, char**)                                                        \
+  {                                                                            \
+    BOOST_UNORDERED_TEST_COMPILER_INFO()                                       \
+    ::test::get_state().run_tests(true);                                       \
+    return boost::report_errors();                                             \
+  }
+
+#define UNORDERED_SUB_TEST(x)                                                  \
+  for (int UNORDERED_SUB_TEST_VALUE = ::test::get_state().start_sub_test(x);   \
+       UNORDERED_SUB_TEST_VALUE;                                               \
+       UNORDERED_SUB_TEST_VALUE =                                              \
+         ::test::get_state().end_sub_test(x, UNORDERED_SUB_TEST_VALUE))
 
 namespace test {
-struct registered_test_base
-{
+
+  struct registered_test_base
+  {
     registered_test_base* next;
     char const* name;
     explicit registered_test_base(char const* n) : name(n) {}
     virtual void run() = 0;
     virtual ~registered_test_base() {}
-};
+  };
 
-namespace test_list {
-static inline registered_test_base*& first()
-{
-    static registered_test_base* ptr = 0;
-    return ptr;
-}
+  struct state
+  {
+    bool is_quiet;
+    registered_test_base* first_test;
+    registered_test_base* last_test;
 
-static inline registered_test_base*& last()
-{
-    static registered_test_base* ptr = 0;
-    return ptr;
-}
+    state() : is_quiet(false), first_test(0), last_test(0) {}
 
-static inline void add_test(registered_test_base* test)
-{
-    if (last()) {
-        last()->next = test;
-    } else {
-        first() = test;
+    void add_test(registered_test_base* test)
+    {
+      if (last_test) {
+        last_test->next = test;
+      } else {
+        first_test = test;
+      }
+      last_test = test;
     }
 
-    last() = test;
-}
+    void run_tests(bool quiet = false)
+    {
+      is_quiet = quiet;
 
-static inline void run_tests()
-{
-    for (registered_test_base* i = first(); i; i = i->next) {
-        std::cout << "Running " << i->name << "\n" << std::flush;
+      for (registered_test_base* i = first_test; i; i = i->next) {
+        int error_count = boost::detail::test_errors();
+        if (!quiet) {
+          BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Running " << i->name << "\n"
+                                         << std::flush;
+        }
         i->run();
-        std::cerr << std::flush;
-        std::cout << std::flush;
+        BOOST_LIGHTWEIGHT_TEST_OSTREAM << std::flush;
+        if (quiet && error_count != boost::detail::test_errors()) {
+          BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Error in: " << i->name << "\n"
+                                         << std::flush;
+        }
+      }
     }
-}
+
+    int start_sub_test(char const* name)
+    {
+      if (!is_quiet) {
+        BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Sub-test: " << name << "\n"
+                                       << std::flush;
+      }
+      // Add one because it's used as a loop condition.
+      return boost::detail::test_errors() + 1;
+    }
+
+    int end_sub_test(char const* name, int value)
+    {
+      if (is_quiet && value != boost::detail::test_errors() + 1) {
+        BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Error in sub-test: " << name << "\n"
+                                       << std::flush;
+      }
+      return 0;
+    }
+  };
+
+  // Get the currnet translation unit's test state.
+  static inline state& get_state()
+  {
+    static state instance;
+    return instance;
+  }
 }
 
-inline void write_compiler_info()
-{
-#if defined(BOOST_GCC_CXX11)
-    char const* cpp11 = "true";
+#if defined(__cplusplus)
+#define BOOST_UNORDERED_CPLUSPLUS __cplusplus
 #else
-    char const* cpp11 = "false";
+#define BOOST_UNORDERED_CPLUSPLUS "(not defined)"
 #endif
 
-    std::cout << "Compiler: " << BOOST_COMPILER << "\n"
-              << "Library: " << BOOST_STDLIB << "\n"
-              << "C++11: " << cpp11 << "\n"
-              << "\n"
-              << std::flush;
-}
-}
+#define BOOST_UNORDERED_TEST_COMPILER_INFO()                                   \
+  {                                                                            \
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM                                             \
+      << "Compiler: " << BOOST_COMPILER << "\n"                                \
+      << "Library: " << BOOST_STDLIB << "\n"                                   \
+      << "__cplusplus: " << BOOST_UNORDERED_CPLUSPLUS << "\n\n"                \
+      << "BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT: "                          \
+      << BOOST_UNORDERED_HAVE_PIECEWISE_CONSTRUCT << "\n"                      \
+      << "BOOST_UNORDERED_EMPLACE_LIMIT: " << BOOST_UNORDERED_EMPLACE_LIMIT    \
+      << "\n"                                                                  \
+      << "BOOST_UNORDERED_USE_ALLOCATOR_TRAITS: "                              \
+      << BOOST_UNORDERED_USE_ALLOCATOR_TRAITS << "\n"                          \
+      << "BOOST_UNORDERED_CXX11_CONSTRUCTION: "                                \
+      << BOOST_UNORDERED_CXX11_CONSTRUCTION << "\n\n"                          \
+      << std::flush;                                                           \
+  }
 
 #include <boost/preprocessor/cat.hpp>
 #include <boost/preprocessor/seq/fold_left.hpp>
@@ -101,25 +152,50 @@ inline void write_compiler_info()
 
 // Run test with every combination of the parameters (a sequence of sequences)
 #define UNORDERED_TEST(name, parameters)                                       \
-    BOOST_PP_SEQ_FOR_EACH_PRODUCT(UNORDERED_TEST_OP, ((name))((1))parameters)
+  BOOST_PP_SEQ_FOR_EACH_PRODUCT(UNORDERED_TEST_OP, ((name))((1))parameters)
 
 #define UNORDERED_TEST_REPEAT(name, n, parameters)                             \
-    BOOST_PP_SEQ_FOR_EACH_PRODUCT(UNORDERED_TEST_OP, ((name))((n))parameters)
+  BOOST_PP_SEQ_FOR_EACH_PRODUCT(UNORDERED_TEST_OP, ((name))((n))parameters)
 
 #define UNORDERED_TEST_OP(r, product)                                          \
-    UNORDERED_TEST_OP2(BOOST_PP_SEQ_ELEM(0, product),                          \
-        BOOST_PP_SEQ_ELEM(1, product),                                         \
-        BOOST_PP_SEQ_TAIL(BOOST_PP_SEQ_TAIL(product)))
+  UNORDERED_TEST_OP2(BOOST_PP_SEQ_ELEM(0, product),                            \
+    BOOST_PP_SEQ_ELEM(1, product),                                             \
+    BOOST_PP_SEQ_TAIL(BOOST_PP_SEQ_TAIL(product)))
 
 #define UNORDERED_TEST_OP2(name, n, params)                                    \
-    UNORDERED_AUTO_TEST(                                                       \
-        BOOST_PP_SEQ_FOLD_LEFT(UNORDERED_TEST_OP_JOIN, name, params))          \
-    {                                                                          \
-        for (int i = 0; i < n; ++i)                                            \
-            name BOOST_PP_SEQ_TO_TUPLE(params);                                \
-    }
+  UNORDERED_AUTO_TEST (                                                        \
+    BOOST_PP_SEQ_FOLD_LEFT(UNORDERED_TEST_OP_JOIN, name, params)) {            \
+    for (int i = 0; i < n; ++i)                                                \
+      name BOOST_PP_SEQ_TO_TUPLE(params);                                      \
+  }
 
 #define UNORDERED_TEST_OP_JOIN(s, state, elem)                                 \
-    BOOST_PP_CAT(state, BOOST_PP_CAT(_, elem))
+  BOOST_PP_CAT(state, BOOST_PP_CAT(_, elem))
+
+#define UNORDERED_MULTI_TEST(name, impl, parameters)                           \
+  UNORDERED_MULTI_TEST_REPEAT(name, impl, 1, parameters)
+
+#define UNORDERED_MULTI_TEST_REPEAT(name, impl, n, parameters)                 \
+  UNORDERED_AUTO_TEST (name) {                                                 \
+    BOOST_PP_SEQ_FOR_EACH_PRODUCT(                                             \
+      UNORDERED_MULTI_TEST_OP, ((impl))((n))parameters)                        \
+  }
+
+#define UNORDERED_MULTI_TEST_OP(r, product)                                    \
+  UNORDERED_MULTI_TEST_OP2(BOOST_PP_SEQ_ELEM(0, product),                      \
+    BOOST_PP_SEQ_ELEM(1, product),                                             \
+    BOOST_PP_SEQ_TAIL(BOOST_PP_SEQ_TAIL(product)))
+
+// Need to wrap UNORDERED_SUB_TEST in a block to avoid an msvc bug.
+// https://support.microsoft.com/en-gb/help/315481/bug-too-many-unnested-loops-incorrectly-causes-a-c1061-compiler-error-in-visual-c
+#define UNORDERED_MULTI_TEST_OP2(name, n, params)                              \
+  {                                                                            \
+    UNORDERED_SUB_TEST(BOOST_PP_STRINGIZE(                                     \
+      BOOST_PP_SEQ_FOLD_LEFT(UNORDERED_TEST_OP_JOIN, name, params)))           \
+    {                                                                          \
+      for (int i = 0; i < n; ++i)                                              \
+        name BOOST_PP_SEQ_TO_TUPLE(params);                                    \
+    }                                                                          \
+  }
 
 #endif

test/helpers/tracker.hpp

@@ -20,84 +20,78 @@
 #include <set>
 
 namespace test {
-template <typename X> struct equals_to_compare
-{
-    typedef std::less<BOOST_DEDUCED_TYPENAME X::first_argument_type> type;
-};
+  template <typename X> struct equals_to_compare
+  {
+    typedef std::less<typename X::first_argument_type> type;
+  };
 
-template <> struct equals_to_compare<test::equal_to>
-{
+  template <> struct equals_to_compare<test::equal_to>
+  {
     typedef test::less type;
-};
+  };
 
-template <class X1, class X2> void compare_range(X1 const& x1, X2 const& x2)
-{
-    typedef test::list<BOOST_DEDUCED_TYPENAME X1::value_type> value_list;
+  template <class X1, class X2> void compare_range(X1 const& x1, X2 const& x2)
+  {
+    typedef test::list<typename X1::value_type> value_list;
     value_list values1(x1.begin(), x1.end());
     value_list values2(x2.begin(), x2.end());
     values1.sort();
     values2.sort();
     BOOST_TEST(values1.size() == values2.size() &&
                test::equal(values1.begin(), values1.end(), values2.begin(),
-                   test::equivalent));
-}
+                 test::equivalent));
+  }
 
-template <class X1, class X2, class T>
-void compare_pairs(X1 const& x1, X2 const& x2, T*)
-{
+  template <class X1, class X2, class T>
+  void compare_pairs(X1 const& x1, X2 const& x2, T*)
+  {
     test::list<T> values1(x1.first, x1.second);
     test::list<T> values2(x2.first, x2.second);
     values1.sort();
     values2.sort();
     BOOST_TEST(values1.size() == values2.size() &&
                test::equal(values1.begin(), values1.end(), values2.begin(),
-                   test::equivalent));
-}
+                 test::equivalent));
+  }
 
-template <typename X, bool is_set = test::is_set<X>::value,
+  template <typename X, bool is_set = test::is_set<X>::value,
     bool has_unique_keys = test::has_unique_keys<X>::value>
-struct ordered_base;
+  struct ordered_base;
 
-template <typename X> struct ordered_base<X, true, true>
-{
-    typedef std::set<BOOST_DEDUCED_TYPENAME X::value_type,
-        BOOST_DEDUCED_TYPENAME
-            equals_to_compare<BOOST_DEDUCED_TYPENAME X::key_equal>::type>
-        type;
-};
+  template <typename X> struct ordered_base<X, true, true>
+  {
+    typedef std::set<typename X::value_type,
+      typename equals_to_compare<typename X::key_equal>::type>
+      type;
+  };
 
-template <typename X> struct ordered_base<X, true, false>
-{
-    typedef std::multiset<BOOST_DEDUCED_TYPENAME X::value_type,
-        BOOST_DEDUCED_TYPENAME
-            equals_to_compare<BOOST_DEDUCED_TYPENAME X::key_equal>::type>
-        type;
-};
+  template <typename X> struct ordered_base<X, true, false>
+  {
+    typedef std::multiset<typename X::value_type,
+      typename equals_to_compare<typename X::key_equal>::type>
+      type;
+  };
 
-template <typename X> struct ordered_base<X, false, true>
-{
-    typedef std::map<BOOST_DEDUCED_TYPENAME X::key_type,
-        BOOST_DEDUCED_TYPENAME X::mapped_type,
-        BOOST_DEDUCED_TYPENAME
-            equals_to_compare<BOOST_DEDUCED_TYPENAME X::key_equal>::type>
-        type;
-};
+  template <typename X> struct ordered_base<X, false, true>
+  {
+    typedef std::map<typename X::key_type, typename X::mapped_type,
+      typename equals_to_compare<typename X::key_equal>::type>
+      type;
+  };
 
-template <typename X> struct ordered_base<X, false, false>
-{
-    typedef std::multimap<BOOST_DEDUCED_TYPENAME X::key_type,
-        BOOST_DEDUCED_TYPENAME X::mapped_type,
-        BOOST_DEDUCED_TYPENAME
-            equals_to_compare<BOOST_DEDUCED_TYPENAME X::key_equal>::type>
-        type;
-};
+  template <typename X> struct ordered_base<X, false, false>
+  {
+    typedef std::multimap<typename X::key_type, typename X::mapped_type,
+      typename equals_to_compare<typename X::key_equal>::type>
+      type;
+  };
 
-template <class X> class ordered : public ordered_base<X>::type
-{
-    typedef BOOST_DEDUCED_TYPENAME ordered_base<X>::type base;
+  template <class X> class ordered : public ordered_base<X>::type
+  {
+    typedef typename ordered_base<X>::type base;
 
   public:
-    typedef BOOST_DEDUCED_TYPENAME base::key_compare key_compare;
+    typedef typename base::key_compare key_compare;
 
     ordered() : base() {}
 
@@ -105,43 +99,40 @@ template <class X> class ordered : public ordered_base<X>::type
 
     void compare(X const& x) { compare_range(x, *this); }
 
-    void compare_key(
-        X const& x, BOOST_DEDUCED_TYPENAME X::value_type const& val)
+    void compare_key(X const& x, typename X::value_type const& val)
     {
-        compare_pairs(x.equal_range(get_key<X>(val)),
-            this->equal_range(get_key<X>(val)),
-            (BOOST_DEDUCED_TYPENAME X::value_type*)0);
+      compare_pairs(x.equal_range(get_key<X>(val)),
+        this->equal_range(get_key<X>(val)), (typename X::value_type*)0);
     }
 
     template <class It> void insert_range(It b, It e)
     {
-        while (b != e) {
-            this->insert(*b);
-            ++b;
-        }
+      while (b != e) {
+        this->insert(*b);
+        ++b;
+      }
     }
-};
+  };
 
-template <class Equals>
-BOOST_DEDUCED_TYPENAME equals_to_compare<Equals>::type create_compare(
-    Equals const&)
-{
-    BOOST_DEDUCED_TYPENAME equals_to_compare<Equals>::type x;
+  template <class Equals>
+  typename equals_to_compare<Equals>::type create_compare(Equals const&)
+  {
+    typename equals_to_compare<Equals>::type x;
     return x;
-}
+  }
 
-template <class X> ordered<X> create_ordered(X const& container)
-{
+  template <class X> ordered<X> create_ordered(X const& container)
+  {
     return ordered<X>(create_compare(container.key_eq()));
-}
+  }
 
-template <class X1, class X2>
-void check_container(X1 const& container, X2 const& values)
-{
+  template <class X1, class X2>
+  void check_container(X1 const& container, X2 const& values)
+  {
     ordered<X1> tracker = create_ordered(container);
     tracker.insert_range(values.begin(), values.end());
     tracker.compare(container);
-}
+  }
 }
 
 #endif

test/objects/cxx11_allocator.hpp

@@ -14,141 +14,141 @@
 #include "../helpers/memory.hpp"
 
 namespace test {
-struct allocator_false
-{
+  struct allocator_false
+  {
     enum
     {
-        is_select_on_copy = 0,
-        is_propagate_on_swap = 0,
-        is_propagate_on_assign = 0,
-        is_propagate_on_move = 0,
-        cxx11_construct = 0
+      is_select_on_copy = 0,
+      is_propagate_on_swap = 0,
+      is_propagate_on_assign = 0,
+      is_propagate_on_move = 0,
+      cxx11_construct = 0
     };
-};
+  };
 
-struct allocator_flags_all
-{
+  struct allocator_flags_all
+  {
     enum
     {
-        is_select_on_copy = 1,
-        is_propagate_on_swap = 1,
-        is_propagate_on_assign = 1,
-        is_propagate_on_move = 1,
-        cxx11_construct = 1
+      is_select_on_copy = 1,
+      is_propagate_on_swap = 1,
+      is_propagate_on_assign = 1,
+      is_propagate_on_move = 1,
+      cxx11_construct = 1
     };
-};
+  };
 
-struct select_copy : allocator_false
-{
+  struct select_copy : allocator_false
+  {
     enum
     {
-        is_select_on_copy = 1
+      is_select_on_copy = 1
     };
-};
-struct propagate_swap : allocator_false
-{
+  };
+  struct propagate_swap : allocator_false
+  {
     enum
     {
-        is_propagate_on_swap = 1
+      is_propagate_on_swap = 1
     };
-};
-struct propagate_assign : allocator_false
-{
+  };
+  struct propagate_assign : allocator_false
+  {
     enum
     {
-        is_propagate_on_assign = 1
+      is_propagate_on_assign = 1
     };
-};
-struct propagate_move : allocator_false
-{
+  };
+  struct propagate_move : allocator_false
+  {
     enum
     {
-        is_propagate_on_move = 1
+      is_propagate_on_move = 1
     };
-};
+  };
 
-struct no_select_copy : allocator_flags_all
-{
+  struct no_select_copy : allocator_flags_all
+  {
     enum
     {
-        is_select_on_copy = 0
+      is_select_on_copy = 0
     };
-};
-struct no_propagate_swap : allocator_flags_all
-{
+  };
+  struct no_propagate_swap : allocator_flags_all
+  {
     enum
     {
-        is_propagate_on_swap = 0
+      is_propagate_on_swap = 0
     };
-};
-struct no_propagate_assign : allocator_flags_all
-{
+  };
+  struct no_propagate_assign : allocator_flags_all
+  {
     enum
     {
-        is_propagate_on_assign = 0
+      is_propagate_on_assign = 0
     };
-};
-struct no_propagate_move : allocator_flags_all
-{
+  };
+  struct no_propagate_move : allocator_flags_all
+  {
     enum
     {
-        is_propagate_on_move = 0
+      is_propagate_on_move = 0
     };
-};
+  };
 
-template <typename Flag> struct swap_allocator_base
-{
+  template <typename Flag> struct swap_allocator_base
+  {
     struct propagate_on_container_swap
     {
-        enum
-        {
-            value = Flag::is_propagate_on_swap
-        };
+      enum
+      {
+        value = Flag::is_propagate_on_swap
+      };
     };
-};
+  };
 
-template <typename Flag> struct assign_allocator_base
-{
+  template <typename Flag> struct assign_allocator_base
+  {
     struct propagate_on_container_copy_assignment
     {
-        enum
-        {
-            value = Flag::is_propagate_on_assign
-        };
+      enum
+      {
+        value = Flag::is_propagate_on_assign
+      };
     };
-};
+  };
 
-template <typename Flag> struct move_allocator_base
-{
+  template <typename Flag> struct move_allocator_base
+  {
     struct propagate_on_container_move_assignment
     {
-        enum
-        {
-            value = Flag::is_propagate_on_move
-        };
+      enum
+      {
+        value = Flag::is_propagate_on_move
+      };
     };
-};
+  };
 
-namespace {
-// boostinspect:nounnamed
-bool force_equal_allocator_value = false;
-}
+  namespace {
+    // boostinspect:nounnamed
+    bool force_equal_allocator_value = false;
+  }
 
-struct force_equal_allocator
-{
+  struct force_equal_allocator
+  {
     bool old_value_;
 
     explicit force_equal_allocator(bool value)
         : old_value_(force_equal_allocator_value)
     {
-        force_equal_allocator_value = value;
+      force_equal_allocator_value = value;
     }
 
     ~force_equal_allocator() { force_equal_allocator_value = old_value_; }
-};
+  };
 
-template <typename T> struct cxx11_allocator_base
-{
+  template <typename T> struct cxx11_allocator_base
+  {
     int tag_;
     int selected_;
 
@@ -162,20 +162,20 @@ template <typename T> struct cxx11_allocator_base
 
     explicit cxx11_allocator_base(int t) : tag_(t), selected_(0)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     template <typename Y>
     cxx11_allocator_base(cxx11_allocator_base<Y> const& x)
         : tag_(x.tag_), selected_(x.selected_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     cxx11_allocator_base(cxx11_allocator_base const& x)
         : tag_(x.tag_), selected_(x.selected_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     ~cxx11_allocator_base() { detail::tracker.allocator_unref(); }
@@ -186,71 +186,71 @@ template <typename T> struct cxx11_allocator_base
 
     pointer allocate(size_type n)
     {
-        pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
-        return ptr;
+      pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
+      return ptr;
     }
 
     pointer allocate(size_type n, void const*)
     {
-        pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
-        return ptr;
+      pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
+      return ptr;
     }
 
     void deallocate(pointer p, size_type n)
     {
-        // Only checking tags when propagating swap.
-        // Note that tags will be tested
-        // properly in the normal allocator.
-        detail::tracker.track_deallocate(
-            (void*)p, n, sizeof(T), tag_, !force_equal_allocator_value);
-        ::operator delete((void*)p);
+      // Only checking tags when propagating swap.
+      // Note that tags will be tested
+      // properly in the normal allocator.
+      detail::tracker.track_deallocate(
+        (void*)p, n, sizeof(T), tag_, !force_equal_allocator_value);
+      ::operator delete((void*)p);
     }
 
     void construct(T* p, T const& t)
     {
-        detail::tracker.track_construct((void*)p, sizeof(T), tag_);
-        new (p) T(t);
+      detail::tracker.track_construct((void*)p, sizeof(T), tag_);
+      new (p) T(t);
     }
 
 #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
     template <typename... Args>
     void construct(T* p, BOOST_FWD_REF(Args)... args)
     {
-        detail::tracker.track_construct((void*)p, sizeof(T), tag_);
-        new (p) T(boost::forward<Args>(args)...);
+      detail::tracker.track_construct((void*)p, sizeof(T), tag_);
+      new (p) T(boost::forward<Args>(args)...);
     }
 #endif
 
     void destroy(T* p)
     {
-        detail::tracker.track_destroy((void*)p, sizeof(T), tag_);
-        p->~T();
+      detail::tracker.track_destroy((void*)p, sizeof(T), tag_);
+      p->~T();
     }
 
     size_type max_size() const
     {
-        return (std::numeric_limits<size_type>::max)();
+      return (std::numeric_limits<size_type>::max)();
     }
-};
+  };
 
-template <typename T, typename Flags = propagate_swap, typename Enable = void>
-struct cxx11_allocator;
+  template <typename T, typename Flags = propagate_swap, typename Enable = void>
+  struct cxx11_allocator;
 
-template <typename T, typename Flags>
-struct cxx11_allocator<T, Flags,
+  template <typename T, typename Flags>
+  struct cxx11_allocator<T, Flags,
     typename boost::disable_if_c<Flags::is_select_on_copy>::type>
     : public cxx11_allocator_base<T>,
       public swap_allocator_base<Flags>,
       public assign_allocator_base<Flags>,
       public move_allocator_base<Flags>,
       Flags
-{
+  {
 #if BOOST_WORKAROUND(BOOST_GCC_VERSION, < 402000)
     template <typename U> struct rebind
     {
-        typedef cxx11_allocator<U, Flags> other;
+      typedef cxx11_allocator<U, Flags> other;
     };
 #endif
 
@@ -268,32 +268,32 @@ struct cxx11_allocator<T, Flags,
     // to avoid undefined behaviour.
     bool operator==(cxx11_allocator const& x) const
     {
-        return force_equal_allocator_value || (this->tag_ == x.tag_);
+      return force_equal_allocator_value || (this->tag_ == x.tag_);
     }
 
     bool operator!=(cxx11_allocator const& x) const { return !(*this == x); }
-};
+  };
 
-template <typename T, typename Flags>
-struct cxx11_allocator<T, Flags,
+  template <typename T, typename Flags>
+  struct cxx11_allocator<T, Flags,
     typename boost::enable_if_c<Flags::is_select_on_copy>::type>
     : public cxx11_allocator_base<T>,
       public swap_allocator_base<Flags>,
       public assign_allocator_base<Flags>,
       public move_allocator_base<Flags>,
       Flags
-{
+  {
     cxx11_allocator select_on_container_copy_construction() const
     {
-        cxx11_allocator tmp(*this);
-        ++tmp.selected_;
-        return tmp;
+      cxx11_allocator tmp(*this);
+      ++tmp.selected_;
+      return tmp;
     }
 
 #if BOOST_WORKAROUND(BOOST_GCC_VERSION, < 402000)
     template <typename U> struct rebind
     {
-        typedef cxx11_allocator<U, Flags> other;
+      typedef cxx11_allocator<U, Flags> other;
     };
 #endif
 
@@ -311,34 +311,34 @@ struct cxx11_allocator<T, Flags,
     // to avoid undefined behaviour.
     bool operator==(cxx11_allocator const& x) const
     {
-        return force_equal_allocator_value || (this->tag_ == x.tag_);
+      return force_equal_allocator_value || (this->tag_ == x.tag_);
     }
 
     bool operator!=(cxx11_allocator const& x) const { return !(*this == x); }
-};
+  };
 
-template <typename T, typename Flags>
-bool equivalent_impl(cxx11_allocator<T, Flags> const& x,
+  template <typename T, typename Flags>
+  bool equivalent_impl(cxx11_allocator<T, Flags> const& x,
     cxx11_allocator<T, Flags> const& y, test::derived_type)
-{
+  {
     return x.tag_ == y.tag_;
-}
+  }
 
-// Function to check how many times an allocator has been selected,
-// return 0 for other allocators.
+  // Function to check how many times an allocator has been selected,
+  // return 0 for other allocators.
 
-struct convert_from_anything
-{
+  struct convert_from_anything
+  {
     template <typename T> convert_from_anything(T const&) {}
-};
+  };
 
-inline int selected_count(convert_from_anything) { return 0; }
+  inline int selected_count(convert_from_anything) { return 0; }
 
-template <typename T, typename Flags>
-int selected_count(cxx11_allocator<T, Flags> const& x)
-{
+  template <typename T, typename Flags>
+  int selected_count(cxx11_allocator<T, Flags> const& x)
+  {
     return x.selected_;
-}
+  }
 }
 
 #endif

test/objects/fwd.hpp

@@ -7,11 +7,11 @@
 #define BOOST_UNORDERED_TEST_OBJECTS_FWD_HEADER
 
 namespace test {
-class object;
-class hash;
-class less;
-class equal_to;
-template <class T> class allocator;
+  class object;
+  class hash;
+  class less;
+  class equal_to;
+  template <class T> class allocator;
 }
 
 #endif

test/objects/test.hpp

@@ -14,25 +14,25 @@
 #include <cstddef>
 
 namespace test {
-// Note that the default hash function will work for any equal_to (but not
-// very well).
-class object;
-class movable;
-class implicitly_convertible;
-class hash;
-class less;
-class equal_to;
-template <class T> class allocator1;
-template <class T> class allocator2;
-object generate(object const*, random_generator);
-movable generate(movable const*, random_generator);
-implicitly_convertible generate(
+  // Note that the default hash function will work for any equal_to (but not
+  // very well).
+  class object;
+  class movable;
+  class implicitly_convertible;
+  class hash;
+  class less;
+  class equal_to;
+  template <class T> class allocator1;
+  template <class T> class allocator2;
+  object generate(object const*, random_generator);
+  movable generate(movable const*, random_generator);
+  implicitly_convertible generate(
     implicitly_convertible const*, random_generator);
 
-inline void ignore_variable(void const*) {}
+  inline void ignore_variable(void const*) {}
 
-class object : private counted_object
-{
+  class object : private counted_object
+  {
     friend class hash;
     friend class equal_to;
     friend class less;
@@ -43,40 +43,40 @@ class object : private counted_object
 
     ~object()
     {
-        tag1_ = -1;
-        tag2_ = -1;
+      tag1_ = -1;
+      tag2_ = -1;
     }
 
     friend bool operator==(object const& x1, object const& x2)
     {
-        return x1.tag1_ == x2.tag1_ && x1.tag2_ == x2.tag2_;
+      return x1.tag1_ == x2.tag1_ && x1.tag2_ == x2.tag2_;
     }
 
     friend bool operator!=(object const& x1, object const& x2)
     {
-        return x1.tag1_ != x2.tag1_ || x1.tag2_ != x2.tag2_;
+      return x1.tag1_ != x2.tag1_ || x1.tag2_ != x2.tag2_;
     }
 
     friend bool operator<(object const& x1, object const& x2)
     {
-        return x1.tag1_ < x2.tag1_ ||
-               (x1.tag1_ == x2.tag1_ && x1.tag2_ < x2.tag2_);
+      return x1.tag1_ < x2.tag1_ ||
+             (x1.tag1_ == x2.tag1_ && x1.tag2_ < x2.tag2_);
     }
 
     friend object generate(object const*, random_generator g)
     {
-        int* x = 0;
-        return object(generate(x, g), generate(x, g));
+      int* x = 0;
+      return object(generate(x, g), generate(x, g));
     }
 
     friend std::ostream& operator<<(std::ostream& out, object const& o)
     {
-        return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
+      return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
     }
-};
+  };
 
-class movable : private counted_object
-{
+  class movable : private counted_object
+  {
     friend class hash;
     friend class equal_to;
     friend class less;
@@ -89,74 +89,74 @@ class movable : private counted_object
     movable(movable const& x)
         : counted_object(x), tag1_(x.tag1_), tag2_(x.tag2_)
     {
-        BOOST_TEST(x.tag1_ != -1);
+      BOOST_TEST(x.tag1_ != -1);
     }
 
     movable(BOOST_RV_REF(movable) x)
         : counted_object(x), tag1_(x.tag1_), tag2_(x.tag2_)
     {
-        BOOST_TEST(x.tag1_ != -1);
-        x.tag1_ = -1;
-        x.tag2_ = -1;
+      BOOST_TEST(x.tag1_ != -1);
+      x.tag1_ = -1;
+      x.tag2_ = -1;
     }
 
     movable& operator=(BOOST_COPY_ASSIGN_REF(movable) x) // Copy assignment
     {
-        BOOST_TEST(x.tag1_ != -1);
-        tag1_ = x.tag1_;
-        tag2_ = x.tag2_;
-        return *this;
+      BOOST_TEST(x.tag1_ != -1);
+      tag1_ = x.tag1_;
+      tag2_ = x.tag2_;
+      return *this;
     }
 
     movable& operator=(BOOST_RV_REF(movable) x) // Move assignment
     {
-        BOOST_TEST(x.tag1_ != -1);
-        tag1_ = x.tag1_;
-        tag2_ = x.tag2_;
-        x.tag1_ = -1;
-        x.tag2_ = -1;
-        return *this;
+      BOOST_TEST(x.tag1_ != -1);
+      tag1_ = x.tag1_;
+      tag2_ = x.tag2_;
+      x.tag1_ = -1;
+      x.tag2_ = -1;
+      return *this;
     }
 
     ~movable()
     {
-        tag1_ = -1;
-        tag2_ = -1;
+      tag1_ = -1;
+      tag2_ = -1;
     }
 
     friend bool operator==(movable const& x1, movable const& x2)
     {
-        BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
-        return x1.tag1_ == x2.tag1_ && x1.tag2_ == x2.tag2_;
+      BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
+      return x1.tag1_ == x2.tag1_ && x1.tag2_ == x2.tag2_;
     }
 
     friend bool operator!=(movable const& x1, movable const& x2)
     {
-        BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
-        return x1.tag1_ != x2.tag1_ || x1.tag2_ != x2.tag2_;
+      BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
+      return x1.tag1_ != x2.tag1_ || x1.tag2_ != x2.tag2_;
     }
 
     friend bool operator<(movable const& x1, movable const& x2)
     {
-        BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
-        return x1.tag1_ < x2.tag1_ ||
-               (x1.tag1_ == x2.tag1_ && x1.tag2_ < x2.tag2_);
+      BOOST_TEST(x1.tag1_ != -1 && x2.tag1_ != -1);
+      return x1.tag1_ < x2.tag1_ ||
+             (x1.tag1_ == x2.tag1_ && x1.tag2_ < x2.tag2_);
     }
 
     friend movable generate(movable const*, random_generator g)
     {
-        int* x = 0;
-        return movable(generate(x, g), generate(x, g));
+      int* x = 0;
+      return movable(generate(x, g), generate(x, g));
     }
 
     friend std::ostream& operator<<(std::ostream& out, movable const& o)
     {
-        return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
+      return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
     }
-};
+  };
 
-class implicitly_convertible : private counted_object
-{
+  class implicitly_convertible : private counted_object
+  {
     int tag1_, tag2_;
 
   public:
@@ -170,92 +170,94 @@ class implicitly_convertible : private counted_object
     operator movable() const { return movable(tag1_, tag2_); }
 
     friend implicitly_convertible generate(
-        implicitly_convertible const*, random_generator g)
+      implicitly_convertible const*, random_generator g)
     {
-        int* x = 0;
-        return implicitly_convertible(generate(x, g), generate(x, g));
+      int* x = 0;
+      return implicitly_convertible(generate(x, g), generate(x, g));
     }
 
     friend std::ostream& operator<<(
-        std::ostream& out, implicitly_convertible const& o)
+      std::ostream& out, implicitly_convertible const& o)
     {
-        return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
+      return out << "(" << o.tag1_ << "," << o.tag2_ << ")";
     }
-};
+  };
 
-// Note: This is a deliberately bad hash function.
-class hash
-{
+  // Note: This is a deliberately bad hash function.
+  class hash
+  {
     int type_;
 
   public:
-    explicit hash(int t = 0) : type_(t) {}
+    hash() : type_(0) {}
+
+    explicit hash(int t) : type_(t) {}
 
     std::size_t operator()(object const& x) const
     {
-        int result;
-        switch (type_) {
-        case 1:
-            result = x.tag1_;
-            break;
-        case 2:
-            result = x.tag2_;
-            break;
-        default:
-            result = x.tag1_ + x.tag2_;
-        }
-        return static_cast<std::size_t>(result);
+      int result;
+      switch (type_) {
+      case 1:
+        result = x.tag1_;
+        break;
+      case 2:
+        result = x.tag2_;
+        break;
+      default:
+        result = x.tag1_ + x.tag2_;
+      }
+      return static_cast<std::size_t>(result);
     }
 
     std::size_t operator()(movable const& x) const
     {
-        int result;
-        switch (type_) {
-        case 1:
-            result = x.tag1_;
-            break;
-        case 2:
-            result = x.tag2_;
-            break;
-        default:
-            result = x.tag1_ + x.tag2_;
-        }
-        return static_cast<std::size_t>(result);
+      int result;
+      switch (type_) {
+      case 1:
+        result = x.tag1_;
+        break;
+      case 2:
+        result = x.tag2_;
+        break;
+      default:
+        result = x.tag1_ + x.tag2_;
+      }
+      return static_cast<std::size_t>(result);
     }
 
     std::size_t operator()(int x) const
     {
-        int result;
-        switch (type_) {
-        case 1:
-            result = x;
-            break;
-        case 2:
-            result = x * 7;
-            break;
-        default:
-            result = x * 256;
-        }
-        return static_cast<std::size_t>(result);
+      int result;
+      switch (type_) {
+      case 1:
+        result = x;
+        break;
+      case 2:
+        result = x * 7;
+        break;
+      default:
+        result = x * 256;
+      }
+      return static_cast<std::size_t>(result);
     }
 
     friend bool operator==(hash const& x1, hash const& x2)
     {
-        return x1.type_ == x2.type_;
+      return x1.type_ == x2.type_;
     }
 
     friend bool operator!=(hash const& x1, hash const& x2)
     {
-        return x1.type_ != x2.type_;
+      return x1.type_ != x2.type_;
     }
-};
+  };
 
-std::size_t hash_value(test::object const& x) { return hash()(x); }
+  std::size_t hash_value(test::object const& x) { return hash()(x); }
 
-std::size_t hash_value(test::movable const& x) { return hash()(x); }
+  std::size_t hash_value(test::movable const& x) { return hash()(x); }
 
-class less
-{
+  class less
+  {
     int type_;
 
   public:
@@ -263,87 +265,89 @@ class less
 
     bool operator()(object const& x1, object const& x2) const
     {
-        switch (type_) {
-        case 1:
-            return x1.tag1_ < x2.tag1_;
-        case 2:
-            return x1.tag2_ < x2.tag2_;
-        default:
-            return x1 < x2;
-        }
+      switch (type_) {
+      case 1:
+        return x1.tag1_ < x2.tag1_;
+      case 2:
+        return x1.tag2_ < x2.tag2_;
+      default:
+        return x1 < x2;
+      }
     }
 
     bool operator()(movable const& x1, movable const& x2) const
     {
-        switch (type_) {
-        case 1:
-            return x1.tag1_ < x2.tag1_;
-        case 2:
-            return x1.tag2_ < x2.tag2_;
-        default:
-            return x1 < x2;
-        }
+      switch (type_) {
+      case 1:
+        return x1.tag1_ < x2.tag1_;
+      case 2:
+        return x1.tag2_ < x2.tag2_;
+      default:
+        return x1 < x2;
+      }
     }
 
     std::size_t operator()(int x1, int x2) const { return x1 < x2; }
 
     friend bool operator==(less const& x1, less const& x2)
     {
-        return x1.type_ == x2.type_;
+      return x1.type_ == x2.type_;
     }
-};
+  };
 
-class equal_to
-{
+  class equal_to
+  {
     int type_;
 
   public:
-    explicit equal_to(int t = 0) : type_(t) {}
+    equal_to() : type_(0) {}
+
+    explicit equal_to(int t) : type_(t) {}
 
     bool operator()(object const& x1, object const& x2) const
     {
-        switch (type_) {
-        case 1:
-            return x1.tag1_ == x2.tag1_;
-        case 2:
-            return x1.tag2_ == x2.tag2_;
-        default:
-            return x1 == x2;
-        }
+      switch (type_) {
+      case 1:
+        return x1.tag1_ == x2.tag1_;
+      case 2:
+        return x1.tag2_ == x2.tag2_;
+      default:
+        return x1 == x2;
+      }
     }
 
     bool operator()(movable const& x1, movable const& x2) const
     {
-        switch (type_) {
-        case 1:
-            return x1.tag1_ == x2.tag1_;
-        case 2:
-            return x1.tag2_ == x2.tag2_;
-        default:
-            return x1 == x2;
-        }
+      switch (type_) {
+      case 1:
+        return x1.tag1_ == x2.tag1_;
+      case 2:
+        return x1.tag2_ == x2.tag2_;
+      default:
+        return x1 == x2;
+      }
     }
 
     std::size_t operator()(int x1, int x2) const { return x1 == x2; }
 
     friend bool operator==(equal_to const& x1, equal_to const& x2)
     {
-        return x1.type_ == x2.type_;
+      return x1.type_ == x2.type_;
     }
 
     friend bool operator!=(equal_to const& x1, equal_to const& x2)
     {
-        return x1.type_ != x2.type_;
+      return x1.type_ != x2.type_;
     }
 
     friend less create_compare(equal_to x) { return less(x.type_); }
-};
+  };
 
-// allocator1 only has the old fashioned 'construct' method and has
-// a few less typedefs. allocator2 uses a custom pointer class.
+  // allocator1 only has the old fashioned 'construct' method and has
+  // a few less typedefs. allocator2 uses a custom pointer class.
 
-template <class T> class allocator1
-{
+  template <class T> class allocator1
+  {
   public:
     int tag_;
 
@@ -351,61 +355,76 @@ template <class T> class allocator1
 
     template <class U> struct rebind
     {
-        typedef allocator1<U> other;
+      typedef allocator1<U> other;
     };
 
-    explicit allocator1(int t = 0) : tag_(t)
-    {
-        detail::tracker.allocator_ref();
-    }
+    allocator1() : tag_(0) { detail::tracker.allocator_ref(); }
+
+    explicit allocator1(int t) : tag_(t) { detail::tracker.allocator_ref(); }
 
     template <class Y> allocator1(allocator1<Y> const& x) : tag_(x.tag_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     allocator1(allocator1 const& x) : tag_(x.tag_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     ~allocator1() { detail::tracker.allocator_unref(); }
 
     T* allocate(std::size_t n)
     {
-        T* ptr(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
-        return ptr;
+      T* ptr(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
+      return ptr;
     }
 
     T* allocate(std::size_t n, void const*)
     {
-        T* ptr(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
-        return ptr;
+      T* ptr(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
+      return ptr;
     }
 
     void deallocate(T* p, std::size_t n)
     {
-        detail::tracker.track_deallocate((void*)p, n, sizeof(T), tag_);
-        ::operator delete((void*)p);
+      detail::tracker.track_deallocate((void*)p, n, sizeof(T), tag_);
+      ::operator delete((void*)p);
     }
 
-    void construct(T* p, T const& t)
+#if BOOST_UNORDERED_CXX11_CONSTRUCTION
+    template <typename U, typename... Args> void construct(U* p, Args&&... args)
     {
-        // Don't count constructions here as it isn't always called.
-        // detail::tracker.track_construct((void*) p, sizeof(T), tag_);
-        new (p) T(t);
+      detail::tracker.track_construct((void*)p, sizeof(U), tag_);
+      new (p) U(boost::forward<Args>(args)...);
     }
 
-    void destroy(T* p)
+    template <typename U> void destroy(U* p)
     {
-        // detail::tracker.track_destroy((void*) p, sizeof(T), tag_);
-        p->~T();
+      detail::tracker.track_destroy((void*)p, sizeof(U), tag_);
+      p->~U();
 
-        // Work around MSVC buggy unused parameter warning.
-        ignore_variable(&p);
+      // Work around MSVC buggy unused parameter warning.
+      ignore_variable(&p);
     }
+#else
+  private:
+    // I'm going to claim in the documentation that construct/destroy
+    // is never used when C++11 support isn't available, so might as
+    // well check that in the text.
+    // TODO: Or maybe just disallow them for values?
+    template <typename U> void construct(U* p);
+    template <typename U, typename A0> void construct(U* p, A0 const&);
+    template <typename U, typename A0, typename A1>
+    void construct(U* p, A0 const&, A1 const&);
+    template <typename U, typename A0, typename A1, typename A2>
+    void construct(U* p, A0 const&, A1 const&, A2 const&);
+    template <typename U> void destroy(U* p);
+
+  public:
+#endif
 
     bool operator==(allocator1 const& x) const { return tag_ == x.tag_; }
 
@@ -413,18 +432,18 @@ template <class T> class allocator1
 
     enum
     {
-        is_select_on_copy = false,
-        is_propagate_on_swap = false,
-        is_propagate_on_assign = false,
-        is_propagate_on_move = false
+      is_select_on_copy = false,
+      is_propagate_on_swap = false,
+      is_propagate_on_assign = false,
+      is_propagate_on_move = false
     };
-};
+  };
 
-template <class T> class ptr;
-template <class T> class const_ptr;
+  template <class T> class ptr;
+  template <class T> class const_ptr;
 
-struct void_ptr
-{
+  struct void_ptr
+  {
 #if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS)
     template <typename T> friend class ptr;
 
@@ -444,10 +463,10 @@ struct void_ptr
 
     bool operator==(void_ptr const& x) const { return ptr_ == x.ptr_; }
     bool operator!=(void_ptr const& x) const { return ptr_ != x.ptr_; }
-};
+  };
 
-class void_const_ptr
-{
+  class void_const_ptr
+  {
 #if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS)
     template <typename T> friend class const_ptr;
 
@@ -470,10 +489,10 @@ class void_const_ptr
 
     bool operator==(void_const_ptr const& x) const { return ptr_ == x.ptr_; }
     bool operator!=(void_const_ptr const& x) const { return ptr_ != x.ptr_; }
-};
+  };
 
-template <class T> class ptr
-{
+  template <class T> class ptr
+  {
     friend class allocator2<T>;
     friend class const_ptr<T>;
     friend struct void_ptr;
@@ -481,6 +500,7 @@ template <class T> class ptr
     T* ptr_;
 
     ptr(T* x) : ptr_(x) {}
+
   public:
     ptr() : ptr_(0) {}
     explicit ptr(void_ptr const& x) : ptr_((T*)x.ptr_) {}
@@ -489,14 +509,14 @@ template <class T> class ptr
     T* operator->() const { return ptr_; }
     ptr& operator++()
     {
-        ++ptr_;
-        return *this;
+      ++ptr_;
+      return *this;
     }
     ptr operator++(int)
     {
-        ptr tmp(*this);
-        ++ptr_;
-        return tmp;
+      ptr tmp(*this);
+      ++ptr_;
+      return tmp;
     }
     ptr operator+(std::ptrdiff_t s) const { return ptr<T>(ptr_ + s); }
     friend ptr operator+(std::ptrdiff_t s, ptr p) { return ptr<T>(s + p.ptr_); }
@@ -513,16 +533,17 @@ template <class T> class ptr
     bool operator>(ptr const& x) const { return ptr_ > x.ptr_; }
     bool operator<=(ptr const& x) const { return ptr_ <= x.ptr_; }
     bool operator>=(ptr const& x) const { return ptr_ >= x.ptr_; }
-};
+  };
 
-template <class T> class const_ptr
-{
+  template <class T> class const_ptr
+  {
     friend class allocator2<T>;
     friend struct const_void_ptr;
 
     T const* ptr_;
 
     const_ptr(T const* ptr) : ptr_(ptr) {}
+
   public:
     const_ptr() : ptr_(0) {}
     const_ptr(ptr<T> const& x) : ptr_(x.ptr_) {}
@@ -532,19 +553,19 @@ template <class T> class const_ptr
     T const* operator->() const { return ptr_; }
     const_ptr& operator++()
     {
-        ++ptr_;
-        return *this;
+      ++ptr_;
+      return *this;
     }
     const_ptr operator++(int)
     {
-        const_ptr tmp(*this);
-        ++ptr_;
-        return tmp;
+      const_ptr tmp(*this);
+      ++ptr_;
+      return tmp;
     }
     const_ptr operator+(std::ptrdiff_t s) const { return const_ptr(ptr_ + s); }
     friend const_ptr operator+(std::ptrdiff_t s, const_ptr p)
     {
-        return ptr<T>(s + p.ptr_);
+      return ptr<T>(s + p.ptr_);
     }
     T const& operator[](int s) const { return ptr_[s]; }
     bool operator!() const { return !ptr_; }
@@ -556,10 +577,10 @@ template <class T> class const_ptr
     bool operator>(const_ptr const& x) const { return ptr_ > x.ptr_; }
     bool operator<=(const_ptr const& x) const { return ptr_ <= x.ptr_; }
     bool operator>=(const_ptr const& x) const { return ptr_ >= x.ptr_; }
-};
+  };
 
-template <class T> class allocator2
-{
+  template <class T> class allocator2
+  {
 #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
   public:
 #else
@@ -580,22 +601,21 @@ template <class T> class allocator2
 
     template <class U> struct rebind
     {
-        typedef allocator2<U> other;
+      typedef allocator2<U> other;
     };
 
-    explicit allocator2(int t = 0) : tag_(t)
-    {
-        detail::tracker.allocator_ref();
-    }
+    allocator2() : tag_(0) { detail::tracker.allocator_ref(); }
+
+    explicit allocator2(int t) : tag_(t) { detail::tracker.allocator_ref(); }
 
     template <class Y> allocator2(allocator2<Y> const& x) : tag_(x.tag_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     allocator2(allocator2 const& x) : tag_(x.tag_)
     {
-        detail::tracker.allocator_ref();
+      detail::tracker.allocator_ref();
     }
 
     ~allocator2() { detail::tracker.allocator_unref(); }
@@ -606,47 +626,47 @@ template <class T> class allocator2
 
     pointer allocate(size_type n)
     {
-        pointer p(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)p.ptr_, n, sizeof(T), tag_);
-        return p;
+      pointer p(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)p.ptr_, n, sizeof(T), tag_);
+      return p;
     }
 
     pointer allocate(size_type n, void const*)
     {
-        pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
-        detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
-        return ptr;
+      pointer ptr(static_cast<T*>(::operator new(n * sizeof(T))));
+      detail::tracker.track_allocate((void*)ptr, n, sizeof(T), tag_);
+      return ptr;
     }
 
     void deallocate(pointer p, size_type n)
     {
-        detail::tracker.track_deallocate((void*)p.ptr_, n, sizeof(T), tag_);
-        ::operator delete((void*)p.ptr_);
+      detail::tracker.track_deallocate((void*)p.ptr_, n, sizeof(T), tag_);
+      ::operator delete((void*)p.ptr_);
     }
 
     void construct(T* p, T const& t)
     {
-        detail::tracker.track_construct((void*)p, sizeof(T), tag_);
-        new (p) T(t);
+      detail::tracker.track_construct((void*)p, sizeof(T), tag_);
+      new (p) T(t);
     }
 
 #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
     template <class... Args> void construct(T* p, BOOST_FWD_REF(Args)... args)
     {
-        detail::tracker.track_construct((void*)p, sizeof(T), tag_);
-        new (p) T(boost::forward<Args>(args)...);
+      detail::tracker.track_construct((void*)p, sizeof(T), tag_);
+      new (p) T(boost::forward<Args>(args)...);
     }
 #endif
 
     void destroy(T* p)
     {
-        detail::tracker.track_destroy((void*)p, sizeof(T), tag_);
-        p->~T();
+      detail::tracker.track_destroy((void*)p, sizeof(T), tag_);
+      p->~T();
     }
 
     size_type max_size() const
     {
-        return (std::numeric_limits<size_type>::max)();
+      return (std::numeric_limits<size_type>::max)();
     }
 
     bool operator==(allocator2 const& x) const { return tag_ == x.tag_; }
@@ -655,26 +675,26 @@ template <class T> class allocator2
 
     enum
     {
-        is_select_on_copy = false,
-        is_propagate_on_swap = false,
-        is_propagate_on_assign = false,
-        is_propagate_on_move = false
+      is_select_on_copy = false,
+      is_propagate_on_swap = false,
+      is_propagate_on_assign = false,
+      is_propagate_on_move = false
     };
-};
+  };
 
-template <class T>
-bool equivalent_impl(
+  template <class T>
+  bool equivalent_impl(
     allocator1<T> const& x, allocator1<T> const& y, test::derived_type)
-{
+  {
     return x == y;
-}
+  }
 
-template <class T>
-bool equivalent_impl(
+  template <class T>
+  bool equivalent_impl(
     allocator2<T> const& x, allocator2<T> const& y, test::derived_type)
-{
+  {
     return x == y;
-}
+  }
 }
 
 #endif

test/unordered/allocator_traits.cpp

@@ -3,7 +3,7 @@
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/limits.hpp>
 #include <boost/static_assert.hpp>
 #include <boost/type_traits/is_same.hpp>
@@ -12,76 +12,76 @@
 // Boilerplate
 
 #define ALLOCATOR_METHODS(name)                                                \
-    template <typename U> struct rebind                                        \
-    {                                                                          \
-        typedef name<U> other;                                                 \
-    };                                                                         \
+  template <typename U> struct rebind                                          \
+  {                                                                            \
+    typedef name<U> other;                                                     \
+  };                                                                           \
                                                                                \
-    name() {}                                                                  \
-    template <typename Y> name(name<Y> const&) {}                              \
-    T* address(T& r) { return &r; }                                            \
-    T const* address(T const& r) { return &r; }                                \
-    T* allocate(std::size_t n)                                                 \
-    {                                                                          \
-        return static_cast<T*>(::operator new(n * sizeof(T)));                 \
-    }                                                                          \
-    T* allocate(std::size_t n, void const*)                                    \
-    {                                                                          \
-        return static_cast<T*>(::operator new(n * sizeof(T)));                 \
-    }                                                                          \
-    void deallocate(T* p, std::size_t) { ::operator delete((void*)p); }        \
-    void construct(T* p, T const& t) { new (p) T(t); }                         \
-    void destroy(T* p) { p->~T(); }                                            \
-    std::size_t max_size() const                                               \
-    {                                                                          \
-        return (std::numeric_limits<std::size_t>::max)();                      \
-    }                                                                          \
-    bool operator==(name<T> const&) { return true; }                           \
-    bool operator!=(name<T> const&) { return false; }                          \
+  name() {}                                                                    \
+  template <typename Y> name(name<Y> const&) {}                                \
+  T* address(T& r) { return &r; }                                              \
+  T const* address(T const& r) { return &r; }                                  \
+  T* allocate(std::size_t n)                                                   \
+  {                                                                            \
+    return static_cast<T*>(::operator new(n * sizeof(T)));                     \
+  }                                                                            \
+  T* allocate(std::size_t n, void const*)                                      \
+  {                                                                            \
+    return static_cast<T*>(::operator new(n * sizeof(T)));                     \
+  }                                                                            \
+  void deallocate(T* p, std::size_t) { ::operator delete((void*)p); }          \
+  void construct(T* p, T const& t) { new (p) T(t); }                           \
+  void destroy(T* p) { p->~T(); }                                              \
+  std::size_t max_size() const                                                 \
+  {                                                                            \
+    return (std::numeric_limits<std::size_t>::max)();                          \
+  }                                                                            \
+  bool operator==(name<T> const&) const { return true; }                       \
+  bool operator!=(name<T> const&) const { return false; }                      \
 /**/
 
 #define ALLOCATOR_METHODS_TYPEDEFS(name)                                       \
-    template <typename U> struct rebind                                        \
-    {                                                                          \
-        typedef name<U> other;                                                 \
-    };                                                                         \
+  template <typename U> struct rebind                                          \
+  {                                                                            \
+    typedef name<U> other;                                                     \
+  };                                                                           \
                                                                                \
-    name() {}                                                                  \
-    template <typename Y> name(name<Y> const&) {}                              \
-    pointer address(T& r) { return &r; }                                       \
-    const_pointer address(T const& r) { return &r; }                           \
-    pointer allocate(std::size_t n)                                            \
-    {                                                                          \
-        return pointer(::operator new(n * sizeof(T)));                         \
-    }                                                                          \
-    pointer allocate(std::size_t n, void const*)                               \
-    {                                                                          \
-        return pointer(::operator new(n * sizeof(T)));                         \
-    }                                                                          \
-    void deallocate(pointer p, std::size_t) { ::operator delete((void*)p); }   \
-    void construct(T* p, T const& t) { new (p) T(t); }                         \
-    void destroy(T* p) { p->~T(); }                                            \
-    size_type max_size() const                                                 \
-    {                                                                          \
-        return (std::numeric_limits<size_type>::max)();                        \
-    }                                                                          \
-    bool operator==(name<T> const&) { return true; }                           \
-    bool operator!=(name<T> const&) { return false; }                          \
+  name() {}                                                                    \
+  template <typename Y> name(name<Y> const&) {}                                \
+  pointer address(T& r) { return &r; }                                         \
+  const_pointer address(T const& r) { return &r; }                             \
+  pointer allocate(std::size_t n)                                              \
+  {                                                                            \
+    return pointer(::operator new(n * sizeof(T)));                             \
+  }                                                                            \
+  pointer allocate(std::size_t n, void const*)                                 \
+  {                                                                            \
+    return pointer(::operator new(n * sizeof(T)));                             \
+  }                                                                            \
+  void deallocate(pointer p, std::size_t) { ::operator delete((void*)p); }     \
+  void construct(T* p, T const& t) { new (p) T(t); }                           \
+  void destroy(T* p) { p->~T(); }                                              \
+  size_type max_size() const                                                   \
+  {                                                                            \
+    return (std::numeric_limits<size_type>::max)();                            \
+  }                                                                            \
+  bool operator==(name<T> const&) { return true; }                             \
+  bool operator!=(name<T> const&) { return false; }                            \
 /**/
 
 struct yes_type
 {
-    enum
-    {
-        value = true
-    };
+  enum
+  {
+    value = true
+  };
 };
 struct no_type
 {
-    enum
-    {
-        value = false
-    };
+  enum
+  {
+    value = false
+  };
 };
 
 // For tracking calls...
@@ -91,193 +91,198 @@ void reset() { selected = 0; }
 
 template <typename Allocator> int call_select()
 {
-    typedef boost::unordered::detail::allocator_traits<Allocator> traits;
-    Allocator a;
+  typedef boost::unordered::detail::allocator_traits<Allocator> traits;
+  Allocator a;
 
-    reset();
-    BOOST_TEST(traits::select_on_container_copy_construction(a) == a);
-    return selected;
+  reset();
+  BOOST_TEST(traits::select_on_container_copy_construction(a) == a);
+  return selected;
 }
 
 // Empty allocator test
 
 template <typename T> struct empty_allocator
 {
-    typedef T value_type;
-    ALLOCATOR_METHODS(empty_allocator)
+  typedef T value_type;
+  ALLOCATOR_METHODS(empty_allocator)
 };
 
 void test_empty_allocator()
 {
-    typedef empty_allocator<int> allocator;
-    typedef boost::unordered::detail::allocator_traits<allocator> traits;
+  typedef empty_allocator<int> allocator;
+  typedef boost::unordered::detail::allocator_traits<allocator> traits;
 #if BOOST_UNORDERED_USE_ALLOCATOR_TRAITS == 1
-    BOOST_STATIC_ASSERT((boost::is_same<traits::size_type,
-        std::make_unsigned<std::ptrdiff_t>::type>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::size_type,
+    std::make_unsigned<std::ptrdiff_t>::type>::value));
 #else
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::size_type, std::size_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::size_type, std::size_t>::value));
 #endif
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::const_pointer, int const*>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
-    BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_swap::value);
-    BOOST_TEST(call_select<allocator>() == 0);
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::const_pointer, int const*>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
+  BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_swap::value);
+  BOOST_TEST(traits::is_always_equal::value);
+  BOOST_TEST(call_select<allocator>() == 0);
 }
 
 // allocator 1
 
 template <typename T> struct allocator1
 {
-    typedef T value_type;
-    ALLOCATOR_METHODS(allocator1)
+  typedef T value_type;
+  ALLOCATOR_METHODS(allocator1)
 
-    typedef yes_type propagate_on_container_copy_assignment;
-    typedef yes_type propagate_on_container_move_assignment;
-    typedef yes_type propagate_on_container_swap;
+  typedef yes_type propagate_on_container_copy_assignment;
+  typedef yes_type propagate_on_container_move_assignment;
+  typedef yes_type propagate_on_container_swap;
+  typedef yes_type is_always_equal;
 
-    allocator1<T> select_on_container_copy_construction() const
-    {
-        ++selected;
-        return allocator1<T>();
-    }
+  allocator1<T> select_on_container_copy_construction() const
+  {
+    ++selected;
+    return allocator1<T>();
+  }
 };
 
 void test_allocator1()
 {
-    typedef allocator1<int> allocator;
-    typedef boost::unordered::detail::allocator_traits<allocator> traits;
+  typedef allocator1<int> allocator;
+  typedef boost::unordered::detail::allocator_traits<allocator> traits;
 #if BOOST_UNORDERED_USE_ALLOCATOR_TRAITS == 1
-    BOOST_STATIC_ASSERT((boost::is_same<traits::size_type,
-        std::make_unsigned<std::ptrdiff_t>::type>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::size_type,
+    std::make_unsigned<std::ptrdiff_t>::type>::value));
 #else
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::size_type, std::size_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::size_type, std::size_t>::value));
 #endif
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::const_pointer, int const*>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
-    BOOST_TEST(traits::propagate_on_container_copy_assignment::value);
-    BOOST_TEST(traits::propagate_on_container_move_assignment::value);
-    BOOST_TEST(traits::propagate_on_container_swap::value);
-    BOOST_TEST(call_select<allocator>() == 1);
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::const_pointer, int const*>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
+  BOOST_TEST(traits::propagate_on_container_copy_assignment::value);
+  BOOST_TEST(traits::propagate_on_container_move_assignment::value);
+  BOOST_TEST(traits::propagate_on_container_swap::value);
+  BOOST_TEST(traits::is_always_equal::value);
+  BOOST_TEST(call_select<allocator>() == 1);
 }
 
 // allocator 2
 
 template <typename Alloc> struct allocator2_base
 {
-    Alloc select_on_container_copy_construction() const
-    {
-        ++selected;
-        return Alloc();
-    }
+  Alloc select_on_container_copy_construction() const
+  {
+    ++selected;
+    return Alloc();
+  }
 };
 
 template <typename T> struct allocator2 : allocator2_base<allocator2<T> >
 {
-    typedef T value_type;
-    typedef T* pointer;
-    typedef T const* const_pointer;
-    typedef std::size_t size_type;
+  typedef T value_type;
+  typedef T* pointer;
+  typedef T const* const_pointer;
+  typedef std::size_t size_type;
 
-    ALLOCATOR_METHODS(allocator2)
+  ALLOCATOR_METHODS(allocator2)
 
-    typedef no_type propagate_on_container_copy_assignment;
-    typedef no_type propagate_on_container_move_assignment;
-    typedef no_type propagate_on_container_swap;
+  typedef no_type propagate_on_container_copy_assignment;
+  typedef no_type propagate_on_container_move_assignment;
+  typedef no_type propagate_on_container_swap;
+  typedef no_type is_always_equal;
 };
 
 void test_allocator2()
 {
-    typedef allocator2<int> allocator;
-    typedef boost::unordered::detail::allocator_traits<allocator> traits;
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::size_type, std::size_t>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::const_pointer, int const*>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
-    BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_swap::value);
-    BOOST_TEST(call_select<allocator>() == 1);
+  typedef allocator2<int> allocator;
+  typedef boost::unordered::detail::allocator_traits<allocator> traits;
+  BOOST_STATIC_ASSERT((boost::is_same<traits::size_type, std::size_t>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, int*>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::const_pointer, int const*>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
+  BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_swap::value);
+  BOOST_TEST(!traits::is_always_equal::value);
+  BOOST_TEST(call_select<allocator>() == 1);
 }
 
 // allocator 3
 
 template <typename T> struct ptr
 {
-    T* value_;
+  T* value_;
 
-    ptr(void* v) : value_((T*)v) {}
-    T& operator*() const { return *value_; }
+  ptr(void* v) : value_((T*)v) {}
+  T& operator*() const { return *value_; }
 };
 
 template <> struct ptr<void>
 {
-    void* value_;
-    ptr(void* v) : value_(v) {}
+  void* value_;
+  ptr(void* v) : value_(v) {}
 };
 
 template <> struct ptr<const void>
 {
-    void const* value_;
-    ptr(void const* v) : value_(v) {}
+  void const* value_;
+  ptr(void const* v) : value_(v) {}
 };
 
 template <typename T> struct allocator3
 {
-    typedef T value_type;
-    typedef ptr<T> pointer;
-    typedef ptr<T const> const_pointer;
-    typedef unsigned short size_type;
+  typedef T value_type;
+  typedef ptr<T> pointer;
+  typedef ptr<T const> const_pointer;
+  typedef unsigned short size_type;
 
-    ALLOCATOR_METHODS_TYPEDEFS(allocator3)
+  int x; // Just to make it non-empty, so that is_always_equal is false.
 
-    typedef yes_type propagate_on_container_copy_assignment;
-    typedef no_type propagate_on_container_move_assignment;
+  ALLOCATOR_METHODS_TYPEDEFS(allocator3)
 
-    allocator3<T> select_on_container_copy_construction() const
-    {
-        ++selected;
-        return allocator3<T>();
-    }
+  typedef yes_type propagate_on_container_copy_assignment;
+  typedef no_type propagate_on_container_move_assignment;
+
+  allocator3<T> select_on_container_copy_construction() const
+  {
+    ++selected;
+    return allocator3<T>();
+  }
 };
 
 void test_allocator3()
 {
-    typedef allocator3<int> allocator;
-    typedef boost::unordered::detail::allocator_traits<allocator> traits;
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::size_type, unsigned short>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, ptr<int> >::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<traits::const_pointer, ptr<int const> >::value));
-    BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
-    BOOST_TEST(traits::propagate_on_container_copy_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_swap::value);
-    BOOST_TEST(call_select<allocator>() == 1);
+  typedef allocator3<int> allocator;
+  typedef boost::unordered::detail::allocator_traits<allocator> traits;
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::size_type, unsigned short>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::difference_type, std::ptrdiff_t>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::pointer, ptr<int> >::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<traits::const_pointer, ptr<int const> >::value));
+  BOOST_STATIC_ASSERT((boost::is_same<traits::value_type, int>::value));
+  BOOST_TEST(traits::propagate_on_container_copy_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_swap::value);
+  BOOST_TEST(!traits::is_always_equal::value);
+  BOOST_TEST(call_select<allocator>() == 1);
 }
 
 int main()
 {
-    test_empty_allocator();
-    test_allocator1();
-    test_allocator2();
-    test_allocator3();
-    return boost::report_errors();
+  test_empty_allocator();
+  test_allocator1();
+  test_allocator2();
+  test_allocator3();
+  return boost::report_errors();
 }

test/unordered/assign_tests.cpp

@@ -17,261 +17,257 @@
 #include "../helpers/tracker.hpp"
 #include "../helpers/equivalent.hpp"
 
-#include <iostream>
-
 #if defined(BOOST_MSVC)
 #pragma warning(disable : 4127) // conditional expression is constant
 #endif
 
 namespace assign_tests {
 
-test::seed_t initialize_seed(96785);
+  test::seed_t initialize_seed(96785);
 
-template <class T> void assign_tests1(T*, test::random_generator generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf;
-    BOOST_DEDUCED_TYPENAME T::key_equal eq;
+  template <class T> void assign_tests1(T*, test::random_generator generator)
+  {
+    typename T::hasher hf;
+    typename T::key_equal eq;
 
-    std::cerr << "assign_tests1.1\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests1.1\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x;
-        x = x;
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      T x;
+      x = x;
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
     }
 
-    std::cerr << "assign_tests1.2\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests1.2\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
-        T x(v.begin(), v.end());
+      test::random_values<T> v(1000, generator);
+      T x(v.begin(), v.end());
 
-        test::ordered<T> tracker = test::create_ordered(x);
-        tracker.insert_range(v.begin(), v.end());
+      test::ordered<T> tracker = test::create_ordered(x);
+      tracker.insert_range(v.begin(), v.end());
 
-        x = x;
-        tracker.compare(x);
+      x = x;
+      tracker.compare(x);
 
-        T y;
-        y.max_load_factor(x.max_load_factor() / 20);
-        float mlf = x.max_load_factor();
-        y = x;
-        tracker.compare(x);
-        tracker.compare(y);
-        BOOST_TEST(x.max_load_factor() == mlf);
-        BOOST_TEST(y.max_load_factor() == mlf);
-        BOOST_TEST(y.load_factor() <= y.max_load_factor());
+      T y;
+      y.max_load_factor(x.max_load_factor() / 20);
+      float mlf = x.max_load_factor();
+      y = x;
+      tracker.compare(x);
+      tracker.compare(y);
+      BOOST_TEST(x.max_load_factor() == mlf);
+      BOOST_TEST(y.max_load_factor() == mlf);
+      BOOST_TEST(y.load_factor() <= y.max_load_factor());
     }
-}
+  }
 
-template <class T> void assign_tests2(T*, test::random_generator generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf1(1);
-    BOOST_DEDUCED_TYPENAME T::hasher hf2(2);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq1(1);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq2(2);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al1(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al2(2);
+  template <class T> void assign_tests2(T*, test::random_generator generator)
+  {
+    typename T::hasher hf1(1);
+    typename T::hasher hf2(2);
+    typename T::key_equal eq1(1);
+    typename T::key_equal eq2(2);
+    typename T::allocator_type al1(1);
+    typename T::allocator_type al2(2);
 
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+    typedef typename T::allocator_type allocator_type;
 
-    std::cerr << "assign_tests2.0 - empty container\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.0 - empty container\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x1(0, hf1, eq1);
-        T x2(0, hf2, eq2);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x1.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x1.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
-        test::check_container(x1, x2);
+      T x1(0, hf1, eq1);
+      T x2(0, hf2, eq2);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x1.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x1.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
+      test::check_container(x1, x2);
     }
 
-    std::cerr << "assign_tests2.1\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.1\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
-        T x1(v.begin(), v.end(), 0, hf1, eq1);
-        T x2(0, hf2, eq2);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x1.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x1.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
-        test::check_container(x1, v);
-        test::check_container(x2, v);
-        BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
+      test::random_values<T> v(1000, generator);
+      T x1(v.begin(), v.end(), 0, hf1, eq1);
+      T x2(0, hf2, eq2);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x1.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x1.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
+      test::check_container(x1, v);
+      test::check_container(x2, v);
+      BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
     }
 
-    std::cerr << "assign_tests2.1a\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.1a\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v1(0, generator);
-        test::random_values<T> v2(1000, generator);
-        T x1(0, hf2, eq2);
-        T x2(v2.begin(), v2.end(), 0, hf1, eq1);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x1.hash_function(), hf2));
-        BOOST_TEST(test::equivalent(x1.key_eq(), eq2));
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf2));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq2));
-        test::check_container(x1, v1);
-        test::check_container(x2, v1);
-        BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
+      test::random_values<T> v1(0, generator);
+      test::random_values<T> v2(1000, generator);
+      T x1(0, hf2, eq2);
+      T x2(v2.begin(), v2.end(), 0, hf1, eq1);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x1.hash_function(), hf2));
+      BOOST_TEST(test::equivalent(x1.key_eq(), eq2));
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf2));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq2));
+      test::check_container(x1, v1);
+      test::check_container(x2, v1);
+      BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
     }
 
-    std::cerr << "assign_tests2.2\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.2\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v1(100, generator), v2(100, generator);
-        T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
-        T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
-        if (allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
-        }
-        test::check_container(x1, v1);
-        test::check_container(x2, v1);
-        BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
+      test::random_values<T> v1(100, generator), v2(100, generator);
+      T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
+      T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
+      if (allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
+      }
+      test::check_container(x1, v1);
+      test::check_container(x2, v1);
+      BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
     }
 
-    std::cerr << "assign_tests2.3\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.3\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v1(100, generator), v2(1000, generator);
-        T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
-        T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
-        if (allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
-        }
-        test::check_container(x1, v1);
-        test::check_container(x2, v1);
-        BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
+      test::random_values<T> v1(100, generator), v2(1000, generator);
+      T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
+      T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
+      if (allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
+      }
+      test::check_container(x1, v1);
+      test::check_container(x2, v1);
+      BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
     }
 
-    std::cerr << "assign_tests2.4\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "assign_tests2.4\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v1(1000, generator), v2(100, generator);
-        T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
-        T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
-        x2 = x1;
-        BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
-        if (allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
-            BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
-        }
-        test::check_container(x1, v1);
-        test::check_container(x2, v1);
-        BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
+      test::random_values<T> v1(1000, generator), v2(100, generator);
+      T x1(v1.begin(), v1.end(), 0, hf1, eq1, al1);
+      T x2(v2.begin(), v2.end(), 0, hf2, eq2, al2);
+      x2 = x1;
+      BOOST_TEST(test::equivalent(x2.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x2.key_eq(), eq1));
+      if (allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al1));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(x2.get_allocator(), al2));
+        BOOST_TEST(!test::equivalent(x2.get_allocator(), al1));
+      }
+      test::check_container(x1, v1);
+      test::check_container(x2, v1);
+      BOOST_TEST(x2.load_factor() <= x2.max_load_factor());
     }
-}
+  }
 
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     std::allocator<test::object> >* test_map_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator1<test::object> >* test_multimap;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_assign> >*
     test_set_prop_assign;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_assign> >*
     test_multiset_prop_assign;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_assign> >*
     test_map_prop_assign;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_assign> >*
     test_multimap_prop_assign;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_assign> >*
     test_set_no_prop_assign;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_assign> >*
     test_multiset_no_prop_assign;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_assign> >*
     test_map_no_prop_assign;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_assign> >*
     test_multimap_no_prop_assign;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-template <typename T> bool is_propagate(T*)
-{
+  template <typename T> bool is_propagate(T*)
+  {
     return T::allocator_type::is_propagate_on_assign;
-}
+  }
 
-UNORDERED_AUTO_TEST(check_traits)
-{
+  UNORDERED_AUTO_TEST (check_traits) {
     BOOST_TEST(!is_propagate(test_set));
     BOOST_TEST(is_propagate(test_set_prop_assign));
     BOOST_TEST(!is_propagate(test_set_no_prop_assign));
-}
+  }
 
-UNORDERED_TEST(assign_tests1,
+  UNORDERED_TEST(assign_tests1,
     ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
-        test_set_prop_assign)(test_multiset_prop_assign)(test_map_prop_assign)(
-        test_multimap_prop_assign)(test_set_no_prop_assign)(
-        test_multiset_no_prop_assign)(test_map_no_prop_assign)(
-        test_multimap_no_prop_assign))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      test_set_prop_assign)(test_multiset_prop_assign)(test_map_prop_assign)(
+      test_multimap_prop_assign)(test_set_no_prop_assign)(
+      test_multiset_no_prop_assign)(test_map_no_prop_assign)(
+      test_multimap_no_prop_assign))(
+      (default_generator)(generate_collisions)(limited_range)))
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     assign_tests2, ((test_set)(test_multiset)(test_map)(test_multimap)(
-                       test_set_prop_assign)(test_multiset_prop_assign)(
-                       test_map_prop_assign)(test_multimap_prop_assign)(
-                       test_set_no_prop_assign)(test_multiset_no_prop_assign)(
-                       test_map_no_prop_assign)(test_multimap_no_prop_assign))(
-                       (default_generator)(generate_collisions)(limited_range)))
+                     test_set_prop_assign)(test_multiset_prop_assign)(
+                     test_map_prop_assign)(test_multimap_prop_assign)(
+                     test_set_no_prop_assign)(test_multiset_no_prop_assign)(
+                     test_map_no_prop_assign)(test_multimap_no_prop_assign))(
+                     (default_generator)(generate_collisions)(limited_range)))
 
 #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 
-UNORDERED_AUTO_TEST(assign_default_initializer_list)
-{
-    std::cerr << "Initializer List Tests\n";
+  UNORDERED_AUTO_TEST (assign_default_initializer_list) {
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Initializer List Tests\n";
     std::initializer_list<std::pair<int const, int> > init;
     boost::unordered_map<int, int> x1;
     x1[25] = 3;
@@ -279,14 +275,13 @@ UNORDERED_AUTO_TEST(assign_default_initializer_list)
     BOOST_TEST(!x1.empty());
     x1 = init;
     BOOST_TEST(x1.empty());
-}
+  }
 
 #endif
 
 #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
-UNORDERED_AUTO_TEST(assign_initializer_list)
-{
-    std::cerr << "Initializer List Tests\n";
+  UNORDERED_AUTO_TEST (assign_initializer_list) {
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Initializer List Tests\n";
 
     boost::unordered_set<int> x;
     x.insert(10);
@@ -294,7 +289,7 @@ UNORDERED_AUTO_TEST(assign_initializer_list)
     x = {1, 2, -10};
     BOOST_TEST(x.find(10) == x.end());
     BOOST_TEST(x.find(-10) != x.end());
-}
+  }
 
 #endif
 }

test/unordered/at_tests.cpp

@@ -14,11 +14,25 @@
 
 namespace at_tests {
 
-UNORDERED_AUTO_TEST(at_tests)
-{
+  UNORDERED_AUTO_TEST (at_tests) {
     BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Create Map" << std::endl;
 
     boost::unordered_map<std::string, int> x;
+    boost::unordered_map<std::string, int> const& x_const(x);
+
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Check empty container" << std::endl;
+
+    try {
+      x.at("one");
+      BOOST_ERROR("Should have thrown.");
+    } catch (std::out_of_range&) {
+    }
+
+    try {
+      x_const.at("one");
+      BOOST_ERROR("Should have thrown.");
+    } catch (std::out_of_range&) {
+    }
 
     BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Add elements" << std::endl;
 
@@ -29,17 +43,25 @@ UNORDERED_AUTO_TEST(at_tests)
 
     BOOST_TEST(x.at("one") == 1);
     BOOST_TEST(x.at("two") == 2);
+    BOOST_TEST(x_const.at("one") == 1);
+    BOOST_TEST(x_const.at("two") == 2);
 
     BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Check missing element" << std::endl;
 
     try {
-        x.at("three");
-        BOOST_ERROR("Should have thrown.");
-    } catch (std::out_of_range) {
+      x.at("three");
+      BOOST_ERROR("Should have thrown.");
+    } catch (std::out_of_range&) {
+    }
+
+    try {
+      x_const.at("three");
+      BOOST_ERROR("Should have thrown.");
+    } catch (std::out_of_range&) {
     }
 
     BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Finished" << std::endl;
-}
+  }
 }
 
 RUN_TESTS()

test/unordered/bucket_tests.cpp

@@ -23,73 +23,72 @@
 
 namespace bucket_tests {
 
-test::seed_t initialize_seed(54635);
+  test::seed_t initialize_seed(54635);
 
-template <class X> void tests(X*, test::random_generator generator)
-{
+  template <class X> void tests(X*, test::random_generator generator)
+  {
     test::check_instances check_;
 
-    typedef BOOST_DEDUCED_TYPENAME X::size_type size_type;
-    typedef BOOST_DEDUCED_TYPENAME X::const_local_iterator const_local_iterator;
+    typedef typename X::size_type size_type;
+    typedef typename X::const_local_iterator const_local_iterator;
     test::random_values<X> v(1000, generator);
 
     X x(v.begin(), v.end());
 
     BOOST_TEST(x.bucket_count() <= x.max_bucket_count());
     if (!(x.bucket_count() <= x.max_bucket_count())) {
-        std::cerr << x.bucket_count() << "<=" << x.max_bucket_count() << "\n";
+      BOOST_LIGHTWEIGHT_TEST_OSTREAM << x.bucket_count()
+                                     << "<=" << x.max_bucket_count() << "\n";
     }
 
-    for (BOOST_DEDUCED_TYPENAME test::random_values<X>::const_iterator
-             it = v.begin(),
-             end = v.end();
+    for (typename test::random_values<X>::const_iterator it = v.begin(),
+                                                         end = v.end();
          it != end; ++it) {
-        size_type bucket = x.bucket(test::get_key<X>(*it));
+      size_type bucket = x.bucket(test::get_key<X>(*it));
 
-        BOOST_TEST(bucket < x.bucket_count());
-        if (bucket < x.bucket_count()) {
-            // lit? lend?? I need a new naming scheme.
-            const_local_iterator lit = x.begin(bucket), lend = x.end(bucket);
-            while (lit != lend &&
-                   test::get_key<X>(*it) != test::get_key<X>(*lit)) {
-                ++lit;
-            }
-            BOOST_TEST(lit != lend);
+      BOOST_TEST(bucket < x.bucket_count());
+      if (bucket < x.bucket_count()) {
+        // lit? lend?? I need a new naming scheme.
+        const_local_iterator lit = x.begin(bucket), lend = x.end(bucket);
+        while (lit != lend && test::get_key<X>(*it) != test::get_key<X>(*lit)) {
+          ++lit;
         }
+        BOOST_TEST(lit != lend);
+      }
     }
 
     for (size_type i = 0; i < x.bucket_count(); ++i) {
-        BOOST_TEST(x.bucket_size(i) ==
-                   static_cast<size_type>(std::distance(x.begin(i), x.end(i))));
-        BOOST_TEST(x.bucket_size(i) == static_cast<size_type>(std::distance(
-                                           x.cbegin(i), x.cend(i))));
-        X const& x_ref = x;
-        BOOST_TEST(x.bucket_size(i) == static_cast<size_type>(std::distance(
-                                           x_ref.begin(i), x_ref.end(i))));
-        BOOST_TEST(x.bucket_size(i) == static_cast<size_type>(std::distance(
-                                           x_ref.cbegin(i), x_ref.cend(i))));
+      BOOST_TEST(x.bucket_size(i) ==
+                 static_cast<size_type>(std::distance(x.begin(i), x.end(i))));
+      BOOST_TEST(x.bucket_size(i) ==
+                 static_cast<size_type>(std::distance(x.cbegin(i), x.cend(i))));
+      X const& x_ref = x;
+      BOOST_TEST(x.bucket_size(i) == static_cast<size_type>(std::distance(
+                                       x_ref.begin(i), x_ref.end(i))));
+      BOOST_TEST(x.bucket_size(i) == static_cast<size_type>(std::distance(
+                                       x_ref.cbegin(i), x_ref.cend(i))));
     }
-}
+  }
 
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, std::allocator<test::object> >* test_multimap_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(tests, ((test_multimap_std_alloc)(test_set)(test_multiset)(
-                          test_map)(test_multimap))((default_generator)(
-                          generate_collisions)(limited_range)))
+  UNORDERED_TEST(tests,
+    ((test_multimap_std_alloc)(test_set)(test_multiset)(test_map)(
+      test_multimap))((default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/compile_map.cpp

@@ -12,7 +12,6 @@
 #include "../helpers/postfix.hpp"
 // clang-format on
 
-#include <iostream>
 #include "../helpers/test.hpp"
 #include "../objects/minimal.hpp"
 #include "./compile_tests.hpp"
@@ -20,211 +19,230 @@
 // Explicit instantiation to catch compile-time errors
 
 #define INSTANTIATE(type)                                                      \
-    template class boost::unordered::detail::instantiate_##type
+  template class boost::unordered::detail::instantiate_##type
 
 INSTANTIATE(map)<int, int, boost::hash<int>, std::equal_to<int>,
-    test::minimal::allocator<int> >;
+  test::minimal::allocator<int> >;
 INSTANTIATE(multimap)<int const, int const, boost::hash<int>,
-    std::equal_to<int>, test::minimal::allocator<int> >;
+  std::equal_to<int>, test::minimal::allocator<int> >;
 
-INSTANTIATE(map)<test::minimal::assignable const,
-    test::minimal::default_assignable const,
-    test::minimal::hash<test::minimal::assignable>,
-    test::minimal::equal_to<test::minimal::assignable>,
-    test::minimal::allocator<int> >;
+INSTANTIATE(
+  map)<test::minimal::assignable const, test::minimal::default_assignable const,
+  test::minimal::hash<test::minimal::assignable>,
+  test::minimal::equal_to<test::minimal::assignable>,
+  test::minimal::allocator<int> >;
 INSTANTIATE(multimap)<test::minimal::assignable, test::minimal::assignable,
+  test::minimal::hash<test::minimal::assignable>,
+  test::minimal::equal_to<test::minimal::assignable>,
+  test::minimal::allocator<int> >;
+
+UNORDERED_AUTO_TEST (test0) {
+  test::minimal::constructor_param x;
+
+  typedef std::pair<test::minimal::assignable const, test::minimal::assignable>
+    value_type;
+  value_type value(x, x);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_map.\n";
+
+  boost::unordered_map<int, int> int_map;
+
+  boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    int_map2;
+
+  boost::unordered_map<test::minimal::assignable, test::minimal::assignable,
     test::minimal::hash<test::minimal::assignable>,
     test::minimal::equal_to<test::minimal::assignable>,
-    test::minimal::allocator<int> >;
+    test::minimal::allocator<value_type> >
+    map;
 
-UNORDERED_AUTO_TEST(test0)
-{
-    test::minimal::constructor_param x;
+  container_test(int_map, std::pair<int const, int>(0, 0));
+  container_test(int_map2, std::pair<int const, int>(0, 0));
+  container_test(map, value);
 
-    typedef std::pair<test::minimal::assignable const,
-        test::minimal::assignable>
-        value_type;
-    value_type value(x, x);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multimap.\n";
 
-    std::cout << "Test unordered_map.\n";
+  boost::unordered_multimap<int, int> int_multimap;
 
-    boost::unordered_map<int, int> int_map;
+  boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    int_multimap2;
 
-    boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        int_map2;
+  boost::unordered_multimap<test::minimal::assignable,
+    test::minimal::assignable, test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<value_type> >
+    multimap;
 
-    boost::unordered_map<test::minimal::assignable, test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<value_type> >
-        map;
-
-    container_test(int_map, std::pair<int const, int>(0, 0));
-    container_test(int_map2, std::pair<int const, int>(0, 0));
-    container_test(map, value);
-
-    std::cout << "Test unordered_multimap.\n";
-
-    boost::unordered_multimap<int, int> int_multimap;
-
-    boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        int_multimap2;
-
-    boost::unordered_multimap<test::minimal::assignable,
-        test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<value_type> >
-        multimap;
-
-    container_test(int_multimap, std::pair<int const, int>(0, 0));
-    container_test(int_multimap2, std::pair<int const, int>(0, 0));
-    container_test(multimap, value);
+  container_test(int_multimap, std::pair<int const, int>(0, 0));
+  container_test(int_multimap2, std::pair<int const, int>(0, 0));
+  container_test(multimap, value);
 }
 
-UNORDERED_AUTO_TEST(equality_tests)
-{
-    typedef std::pair<
-        test::minimal::copy_constructible_equality_comparable const,
-        test::minimal::copy_constructible_equality_comparable>
-        value_type;
+UNORDERED_AUTO_TEST (equality_tests) {
+  typedef std::pair<test::minimal::copy_constructible_equality_comparable const,
+    test::minimal::copy_constructible_equality_comparable>
+    value_type;
 
-    boost::unordered_map<int, int> int_map;
+  boost::unordered_map<int, int> int_map;
 
-    boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        int_map2;
+  boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    int_map2;
 
-    boost::unordered_map<
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::hash<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::equal_to<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::allocator<value_type> >
-        map;
+  boost::unordered_map<test::minimal::copy_constructible_equality_comparable,
+    test::minimal::copy_constructible_equality_comparable,
+    test::minimal::hash<test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::equal_to<
+      test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::allocator<value_type> >
+    map;
 
-    equality_test(int_map);
-    equality_test(int_map2);
-    equality_test(map);
+  equality_test(int_map);
+  equality_test(int_map2);
+  equality_test(map);
 
-    boost::unordered_multimap<int, int> int_multimap;
+  boost::unordered_multimap<int, int> int_multimap;
 
-    boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        int_multimap2;
+  boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    int_multimap2;
 
-    boost::unordered_multimap<
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::hash<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::equal_to<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::allocator<value_type> >
-        multimap;
+  boost::unordered_multimap<
+    test::minimal::copy_constructible_equality_comparable,
+    test::minimal::copy_constructible_equality_comparable,
+    test::minimal::hash<test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::equal_to<
+      test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::allocator<value_type> >
+    multimap;
 
-    equality_test(int_multimap);
-    equality_test(int_multimap2);
-    equality_test(multimap);
+  equality_test(int_multimap);
+  equality_test(int_multimap2);
+  equality_test(multimap);
 }
 
-UNORDERED_AUTO_TEST(test1)
-{
-    boost::hash<int> hash;
-    std::equal_to<int> equal_to;
-    int value = 0;
-    std::pair<int const, int> map_value(0, 0);
+UNORDERED_AUTO_TEST (test1) {
+  boost::hash<int> hash;
+  std::equal_to<int> equal_to;
+  int value = 0;
+  std::pair<int const, int> map_value(0, 0);
 
-    std::cout << "Test unordered_map.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_map.\n";
 
-    boost::unordered_map<int, int> map;
+  boost::unordered_map<int, int> map;
 
-    boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        map2;
+  boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    map2;
 
-    unordered_unique_test(map, map_value);
-    unordered_map_test(map, value, value);
-    unordered_copyable_test(map, value, map_value, hash, equal_to);
-    unordered_map_functions(map, value, value);
+  unordered_unique_test(map, map_value);
+  unordered_map_test(map, value, value);
+  unordered_copyable_test(map, value, map_value, hash, equal_to);
+  unordered_map_functions(map, value, value);
 
-    unordered_unique_test(map2, map_value);
-    unordered_map_test(map2, value, value);
-    unordered_copyable_test(map2, value, map_value, hash, equal_to);
-    unordered_map_functions(map2, value, value);
+  unordered_unique_test(map2, map_value);
+  unordered_map_test(map2, value, value);
+  unordered_copyable_test(map2, value, map_value, hash, equal_to);
+  unordered_map_functions(map2, value, value);
 
-    std::cout << "Test unordered_multimap.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multimap.\n";
 
-    boost::unordered_multimap<int, int> multimap;
+  boost::unordered_multimap<int, int> multimap;
 
-    boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<std::pair<int const, int> > >
-        multimap2;
+  boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<std::pair<int const, int> > >
+    multimap2;
 
-    unordered_equivalent_test(multimap, map_value);
-    unordered_map_test(multimap, value, value);
-    unordered_copyable_test(multimap, value, map_value, hash, equal_to);
+  unordered_equivalent_test(multimap, map_value);
+  unordered_map_test(multimap, value, value);
+  unordered_copyable_test(multimap, value, map_value, hash, equal_to);
 
-    unordered_equivalent_test(multimap2, map_value);
-    unordered_map_test(multimap2, value, value);
-    unordered_copyable_test(multimap2, value, map_value, hash, equal_to);
+  unordered_equivalent_test(multimap2, map_value);
+  unordered_map_test(multimap2, value, value);
+  unordered_copyable_test(multimap2, value, map_value, hash, equal_to);
 }
 
-UNORDERED_AUTO_TEST(test2)
+UNORDERED_AUTO_TEST (test2) {
+  test::minimal::constructor_param x;
+
+  test::minimal::assignable assignable(x);
+  test::minimal::copy_constructible copy_constructible(x);
+  test::minimal::hash<test::minimal::assignable> hash(x);
+  test::minimal::equal_to<test::minimal::assignable> equal_to(x);
+
+  typedef std::pair<test::minimal::assignable const, test::minimal::assignable>
+    map_value_type;
+  map_value_type map_value(assignable, assignable);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_map.\n";
+
+  boost::unordered_map<test::minimal::assignable, test::minimal::assignable,
+    test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<map_value_type> >
+    map;
+
+  unordered_unique_test(map, map_value);
+  unordered_map_test(map, assignable, assignable);
+  unordered_copyable_test(map, assignable, map_value, hash, equal_to);
+  unordered_map_member_test(map, map_value);
+
+  boost::unordered_map<test::minimal::assignable,
+    test::minimal::default_assignable,
+    test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<map_value_type> >
+    map2;
+
+  test::minimal::default_assignable default_assignable;
+
+  unordered_map_functions(map2, assignable, default_assignable);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multimap.\n";
+
+  boost::unordered_multimap<test::minimal::assignable,
+    test::minimal::assignable, test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<map_value_type> >
+    multimap;
+
+  unordered_equivalent_test(multimap, map_value);
+  unordered_map_test(multimap, assignable, assignable);
+  unordered_copyable_test(multimap, assignable, map_value, hash, equal_to);
+  unordered_map_member_test(multimap, map_value);
+}
+
+// Test for ambiguity when using key convertible from iterator
+// See LWG2059
+
+struct lwg2059_key
 {
-    test::minimal::constructor_param x;
+  int value;
 
-    test::minimal::assignable assignable(x);
-    test::minimal::copy_constructible copy_constructible(x);
-    test::minimal::hash<test::minimal::assignable> hash(x);
-    test::minimal::equal_to<test::minimal::assignable> equal_to(x);
+  template <typename T> lwg2059_key(T v) : value(v) {}
+};
 
-    typedef std::pair<test::minimal::assignable const,
-        test::minimal::assignable>
-        map_value_type;
-    map_value_type map_value(assignable, assignable);
+std::size_t hash_value(lwg2059_key x)
+{
+  return static_cast<std::size_t>(x.value);
+}
 
-    std::cout << "Test unordered_map.\n";
+bool operator==(lwg2059_key x, lwg2059_key y) { return x.value == y.value; }
 
-    boost::unordered_map<test::minimal::assignable, test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<map_value_type> >
-        map;
+UNORDERED_AUTO_TEST (lwg2059) {
+  {
+    boost::unordered_map<lwg2059_key, int> x;
+    x.emplace(lwg2059_key(10), 5);
+    x.erase(x.begin());
+  }
 
-    unordered_unique_test(map, map_value);
-    unordered_map_test(map, assignable, assignable);
-    unordered_copyable_test(map, assignable, map_value, hash, equal_to);
-    unordered_map_member_test(map, map_value);
-
-    boost::unordered_map<test::minimal::assignable,
-        test::minimal::default_assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<map_value_type> >
-        map2;
-
-    test::minimal::default_assignable default_assignable;
-
-    unordered_map_functions(map2, assignable, default_assignable);
-
-    std::cout << "Test unordered_multimap.\n";
-
-    boost::unordered_multimap<test::minimal::assignable,
-        test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<map_value_type> >
-        multimap;
-
-    unordered_equivalent_test(multimap, map_value);
-    unordered_map_test(multimap, assignable, assignable);
-    unordered_copyable_test(multimap, assignable, map_value, hash, equal_to);
-    unordered_map_member_test(multimap, map_value);
+  {
+    boost::unordered_multimap<lwg2059_key, int> x;
+    x.emplace(lwg2059_key(10), 5);
+    x.erase(x.begin());
+  }
 }
 
 RUN_TESTS()

test/unordered/compile_set.cpp

@@ -12,7 +12,6 @@
 #include "../helpers/postfix.hpp"
 // clang-format on
 
-#include <iostream>
 #include "../helpers/test.hpp"
 #include "../objects/minimal.hpp"
 #include "./compile_tests.hpp"
@@ -20,274 +19,295 @@
 // Explicit instantiation to catch compile-time errors
 
 #define INSTANTIATE(type)                                                      \
-    template class boost::unordered::detail::instantiate_##type
+  template class boost::unordered::detail::instantiate_##type
 
 INSTANTIATE(set)<int, boost::hash<int>, std::equal_to<int>,
-    test::minimal::allocator<int> >;
+  test::minimal::allocator<int> >;
 INSTANTIATE(multiset)<int const, boost::hash<int>, std::equal_to<int>,
-    test::minimal::allocator<int> >;
+  test::minimal::allocator<int> >;
 
 INSTANTIATE(set)<test::minimal::assignable const,
-    test::minimal::hash<test::minimal::assignable>,
-    test::minimal::equal_to<test::minimal::assignable>,
-    test::minimal::allocator<int> >;
+  test::minimal::hash<test::minimal::assignable>,
+  test::minimal::equal_to<test::minimal::assignable>,
+  test::minimal::allocator<int> >;
 INSTANTIATE(multiset)<test::minimal::assignable,
+  test::minimal::hash<test::minimal::assignable>,
+  test::minimal::equal_to<test::minimal::assignable>,
+  test::minimal::allocator<int> >;
+
+UNORDERED_AUTO_TEST (test0) {
+  test::minimal::constructor_param x;
+
+  test::minimal::assignable assignable(x);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
+
+  boost::unordered_set<int> int_set;
+
+  boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    int_set2;
+
+  boost::unordered_set<test::minimal::assignable,
     test::minimal::hash<test::minimal::assignable>,
     test::minimal::equal_to<test::minimal::assignable>,
-    test::minimal::allocator<int> >;
+    test::minimal::allocator<test::minimal::assignable> >
+    set;
 
-UNORDERED_AUTO_TEST(test0)
-{
-    test::minimal::constructor_param x;
+  container_test(int_set, 0);
+  container_test(int_set2, 0);
+  container_test(set, assignable);
 
-    test::minimal::assignable assignable(x);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
 
-    std::cout << "Test unordered_set.\n";
+  boost::unordered_multiset<int> int_multiset;
 
-    boost::unordered_set<int> int_set;
+  boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    int_multiset2;
 
-    boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        int_set2;
+  boost::unordered_multiset<test::minimal::assignable,
+    test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<test::minimal::assignable> >
+    multiset;
 
-    boost::unordered_set<test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<test::minimal::assignable> >
-        set;
-
-    container_test(int_set, 0);
-    container_test(int_set2, 0);
-    container_test(set, assignable);
-
-    std::cout << "Test unordered_multiset.\n";
-
-    boost::unordered_multiset<int> int_multiset;
-
-    boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        int_multiset2;
-
-    boost::unordered_multiset<test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<test::minimal::assignable> >
-        multiset;
-
-    container_test(int_multiset, 0);
-    container_test(int_multiset2, 0);
-    container_test(multiset, assignable);
+  container_test(int_multiset, 0);
+  container_test(int_multiset2, 0);
+  container_test(multiset, assignable);
 }
 
-UNORDERED_AUTO_TEST(equality_tests)
-{
-    typedef test::minimal::copy_constructible_equality_comparable value_type;
+UNORDERED_AUTO_TEST (equality_tests) {
+  typedef test::minimal::copy_constructible_equality_comparable value_type;
 
-    boost::unordered_set<int> int_set;
+  boost::unordered_set<int> int_set;
 
-    boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        int_set2;
+  boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    int_set2;
 
-    boost::unordered_set<
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::hash<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::equal_to<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::allocator<value_type> >
-        set;
+  boost::unordered_set<test::minimal::copy_constructible_equality_comparable,
+    test::minimal::hash<test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::equal_to<
+      test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::allocator<value_type> >
+    set;
 
-    equality_test(int_set);
-    equality_test(int_set2);
-    equality_test(set);
+  equality_test(int_set);
+  equality_test(int_set2);
+  equality_test(set);
 
-    boost::unordered_multiset<int> int_multiset;
+  boost::unordered_multiset<int> int_multiset;
 
-    boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        int_multiset2;
+  boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    int_multiset2;
 
-    boost::unordered_multiset<
-        test::minimal::copy_constructible_equality_comparable,
-        test::minimal::hash<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::equal_to<
-            test::minimal::copy_constructible_equality_comparable>,
-        test::minimal::allocator<value_type> >
-        multiset;
+  boost::unordered_multiset<
+    test::minimal::copy_constructible_equality_comparable,
+    test::minimal::hash<test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::equal_to<
+      test::minimal::copy_constructible_equality_comparable>,
+    test::minimal::allocator<value_type> >
+    multiset;
 
-    equality_test(int_multiset);
-    equality_test(int_multiset2);
-    equality_test(multiset);
+  equality_test(int_multiset);
+  equality_test(int_multiset2);
+  equality_test(multiset);
 }
 
-UNORDERED_AUTO_TEST(test1)
-{
-    boost::hash<int> hash;
-    std::equal_to<int> equal_to;
-    int value = 0;
+UNORDERED_AUTO_TEST (test1) {
+  boost::hash<int> hash;
+  std::equal_to<int> equal_to;
+  int value = 0;
 
-    std::cout << "Test unordered_set." << std::endl;
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set." << std::endl;
 
-    boost::unordered_set<int> set;
+  boost::unordered_set<int> set;
 
-    boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        set2;
+  boost::unordered_set<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    set2;
 
-    unordered_unique_test(set, value);
-    unordered_set_test(set, value);
-    unordered_copyable_test(set, value, value, hash, equal_to);
+  unordered_unique_test(set, value);
+  unordered_set_test(set, value);
+  unordered_copyable_test(set, value, value, hash, equal_to);
 
-    unordered_unique_test(set2, value);
-    unordered_set_test(set2, value);
-    unordered_copyable_test(set2, value, value, hash, equal_to);
+  unordered_unique_test(set2, value);
+  unordered_set_test(set2, value);
+  unordered_copyable_test(set2, value, value, hash, equal_to);
 
-    std::cout << "Test unordered_multiset." << std::endl;
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset." << std::endl;
 
-    boost::unordered_multiset<int> multiset;
+  boost::unordered_multiset<int> multiset;
 
-    boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
-        test::minimal::cxx11_allocator<int> >
-        multiset2;
+  boost::unordered_multiset<int, boost::hash<int>, std::equal_to<int>,
+    test::minimal::cxx11_allocator<int> >
+    multiset2;
 
-    unordered_equivalent_test(multiset, value);
-    unordered_set_test(multiset, value);
-    unordered_copyable_test(multiset, value, value, hash, equal_to);
+  unordered_equivalent_test(multiset, value);
+  unordered_set_test(multiset, value);
+  unordered_copyable_test(multiset, value, value, hash, equal_to);
 
-    unordered_equivalent_test(multiset2, value);
-    unordered_set_test(multiset2, value);
-    unordered_copyable_test(multiset2, value, value, hash, equal_to);
+  unordered_equivalent_test(multiset2, value);
+  unordered_set_test(multiset2, value);
+  unordered_copyable_test(multiset2, value, value, hash, equal_to);
 }
 
-UNORDERED_AUTO_TEST(test2)
-{
-    test::minimal::constructor_param x;
+UNORDERED_AUTO_TEST (test2) {
+  test::minimal::constructor_param x;
 
-    test::minimal::assignable assignable(x);
-    test::minimal::copy_constructible copy_constructible(x);
-    test::minimal::hash<test::minimal::assignable> hash(x);
-    test::minimal::equal_to<test::minimal::assignable> equal_to(x);
+  test::minimal::assignable assignable(x);
+  test::minimal::copy_constructible copy_constructible(x);
+  test::minimal::hash<test::minimal::assignable> hash(x);
+  test::minimal::equal_to<test::minimal::assignable> equal_to(x);
 
-    std::cout << "Test unordered_set.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
 
-    boost::unordered_set<test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<test::minimal::assignable> >
-        set;
+  boost::unordered_set<test::minimal::assignable,
+    test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<test::minimal::assignable> >
+    set;
 
-    unordered_unique_test(set, assignable);
-    unordered_set_test(set, assignable);
-    unordered_copyable_test(set, assignable, assignable, hash, equal_to);
-    unordered_set_member_test(set, assignable);
+  unordered_unique_test(set, assignable);
+  unordered_set_test(set, assignable);
+  unordered_copyable_test(set, assignable, assignable, hash, equal_to);
+  unordered_set_member_test(set, assignable);
 
-    std::cout << "Test unordered_multiset.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
 
-    boost::unordered_multiset<test::minimal::assignable,
-        test::minimal::hash<test::minimal::assignable>,
-        test::minimal::equal_to<test::minimal::assignable>,
-        test::minimal::allocator<test::minimal::assignable> >
-        multiset;
+  boost::unordered_multiset<test::minimal::assignable,
+    test::minimal::hash<test::minimal::assignable>,
+    test::minimal::equal_to<test::minimal::assignable>,
+    test::minimal::allocator<test::minimal::assignable> >
+    multiset;
 
-    unordered_equivalent_test(multiset, assignable);
-    unordered_set_test(multiset, assignable);
-    unordered_copyable_test(multiset, assignable, assignable, hash, equal_to);
-    unordered_set_member_test(multiset, assignable);
+  unordered_equivalent_test(multiset, assignable);
+  unordered_set_test(multiset, assignable);
+  unordered_copyable_test(multiset, assignable, assignable, hash, equal_to);
+  unordered_set_member_test(multiset, assignable);
 }
 
-UNORDERED_AUTO_TEST(movable1_tests)
-{
-    test::minimal::constructor_param x;
+UNORDERED_AUTO_TEST (movable1_tests) {
+  test::minimal::constructor_param x;
 
-    test::minimal::movable1 movable1(x);
-    test::minimal::hash<test::minimal::movable1> hash(x);
-    test::minimal::equal_to<test::minimal::movable1> equal_to(x);
+  test::minimal::movable1 movable1(x);
+  test::minimal::hash<test::minimal::movable1> hash(x);
+  test::minimal::equal_to<test::minimal::movable1> equal_to(x);
 
-    std::cout << "Test unordered_set.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
 
-    boost::unordered_set<test::minimal::movable1,
-        test::minimal::hash<test::minimal::movable1>,
-        test::minimal::equal_to<test::minimal::movable1>,
-        test::minimal::allocator<test::minimal::movable1> >
-        set;
+  boost::unordered_set<test::minimal::movable1,
+    test::minimal::hash<test::minimal::movable1>,
+    test::minimal::equal_to<test::minimal::movable1>,
+    test::minimal::allocator<test::minimal::movable1> >
+    set;
 
-    // unordered_unique_test(set, movable1);
-    unordered_set_test(set, movable1);
-    unordered_movable_test(set, movable1, movable1, hash, equal_to);
+  // unordered_unique_test(set, movable1);
+  unordered_set_test(set, movable1);
+  unordered_movable_test(set, movable1, movable1, hash, equal_to);
 
-    std::cout << "Test unordered_multiset.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
 
-    boost::unordered_multiset<test::minimal::movable1,
-        test::minimal::hash<test::minimal::movable1>,
-        test::minimal::equal_to<test::minimal::movable1>,
-        test::minimal::allocator<test::minimal::movable1> >
-        multiset;
+  boost::unordered_multiset<test::minimal::movable1,
+    test::minimal::hash<test::minimal::movable1>,
+    test::minimal::equal_to<test::minimal::movable1>,
+    test::minimal::allocator<test::minimal::movable1> >
+    multiset;
 
-    // unordered_equivalent_test(multiset, movable1);
-    unordered_set_test(multiset, movable1);
-    unordered_movable_test(multiset, movable1, movable1, hash, equal_to);
+  // unordered_equivalent_test(multiset, movable1);
+  unordered_set_test(multiset, movable1);
+  unordered_movable_test(multiset, movable1, movable1, hash, equal_to);
 }
 
-UNORDERED_AUTO_TEST(movable2_tests)
-{
-    test::minimal::constructor_param x;
+UNORDERED_AUTO_TEST (movable2_tests) {
+  test::minimal::constructor_param x;
 
-    test::minimal::movable2 movable2(x);
-    test::minimal::hash<test::minimal::movable2> hash(x);
-    test::minimal::equal_to<test::minimal::movable2> equal_to(x);
+  test::minimal::movable2 movable2(x);
+  test::minimal::hash<test::minimal::movable2> hash(x);
+  test::minimal::equal_to<test::minimal::movable2> equal_to(x);
 
-    std::cout << "Test unordered_set.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
 
-    boost::unordered_set<test::minimal::movable2,
-        test::minimal::hash<test::minimal::movable2>,
-        test::minimal::equal_to<test::minimal::movable2>,
-        test::minimal::allocator<test::minimal::movable2> >
-        set;
+  boost::unordered_set<test::minimal::movable2,
+    test::minimal::hash<test::minimal::movable2>,
+    test::minimal::equal_to<test::minimal::movable2>,
+    test::minimal::allocator<test::minimal::movable2> >
+    set;
 
-    // unordered_unique_test(set, movable2);
-    unordered_set_test(set, movable2);
-    unordered_movable_test(set, movable2, movable2, hash, equal_to);
+  // unordered_unique_test(set, movable2);
+  unordered_set_test(set, movable2);
+  unordered_movable_test(set, movable2, movable2, hash, equal_to);
 
-    std::cout << "Test unordered_multiset.\n";
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
 
-    boost::unordered_multiset<test::minimal::movable2,
-        test::minimal::hash<test::minimal::movable2>,
-        test::minimal::equal_to<test::minimal::movable2>,
-        test::minimal::allocator<test::minimal::movable2> >
-        multiset;
+  boost::unordered_multiset<test::minimal::movable2,
+    test::minimal::hash<test::minimal::movable2>,
+    test::minimal::equal_to<test::minimal::movable2>,
+    test::minimal::allocator<test::minimal::movable2> >
+    multiset;
 
-    // unordered_equivalent_test(multiset, movable2);
-    unordered_set_test(multiset, movable2);
-    unordered_movable_test(multiset, movable2, movable2, hash, equal_to);
+  // unordered_equivalent_test(multiset, movable2);
+  unordered_set_test(multiset, movable2);
+  unordered_movable_test(multiset, movable2, movable2, hash, equal_to);
 }
 
-UNORDERED_AUTO_TEST(destructible_tests)
+UNORDERED_AUTO_TEST (destructible_tests) {
+  test::minimal::constructor_param x;
+
+  test::minimal::destructible destructible(x);
+  test::minimal::hash<test::minimal::destructible> hash(x);
+  test::minimal::equal_to<test::minimal::destructible> equal_to(x);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
+
+  boost::unordered_set<test::minimal::destructible,
+    test::minimal::hash<test::minimal::destructible>,
+    test::minimal::equal_to<test::minimal::destructible> >
+    set;
+
+  unordered_destructible_test(set);
+
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
+
+  boost::unordered_multiset<test::minimal::destructible,
+    test::minimal::hash<test::minimal::destructible>,
+    test::minimal::equal_to<test::minimal::destructible> >
+    multiset;
+
+  unordered_destructible_test(multiset);
+}
+
+// Test for ambiguity when using key convertible from iterator
+// See LWG2059
+
+struct lwg2059_key
 {
-    test::minimal::constructor_param x;
+  int value;
 
-    test::minimal::destructible destructible(x);
-    test::minimal::hash<test::minimal::destructible> hash(x);
-    test::minimal::equal_to<test::minimal::destructible> equal_to(x);
+  template <typename T> lwg2059_key(T v) : value(v) {}
+};
 
-    std::cout << "Test unordered_set.\n";
+std::size_t hash_value(lwg2059_key x)
+{
+  return static_cast<std::size_t>(x.value);
+}
 
-    boost::unordered_set<test::minimal::destructible,
-        test::minimal::hash<test::minimal::destructible>,
-        test::minimal::equal_to<test::minimal::destructible> >
-        set;
+bool operator==(lwg2059_key x, lwg2059_key y) { return x.value == y.value; }
 
-    unordered_destructible_test(set);
+UNORDERED_AUTO_TEST (lwg2059) {
+  {
+    boost::unordered_set<lwg2059_key> x;
+    x.emplace(lwg2059_key(10));
+    x.erase(x.begin());
+  }
 
-    std::cout << "Test unordered_multiset.\n";
-
-    boost::unordered_multiset<test::minimal::destructible,
-        test::minimal::hash<test::minimal::destructible>,
-        test::minimal::equal_to<test::minimal::destructible> >
-        multiset;
-
-    unordered_destructible_test(multiset);
+  {
+    boost::unordered_multiset<lwg2059_key> x;
+    x.emplace(lwg2059_key(10));
+    x.erase(x.begin());
+  }
 }
 
 RUN_TESTS()

test/unordered/constructor_tests.cpp

@@ -20,434 +20,427 @@
 
 namespace constructor_tests {
 
-test::seed_t initialize_seed(356730);
+  test::seed_t initialize_seed(356730);
 
-template <class T> void constructor_tests1(T*, test::random_generator generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf;
-    BOOST_DEDUCED_TYPENAME T::key_equal eq;
-    BOOST_DEDUCED_TYPENAME T::allocator_type al;
+  template <class T>
+  void constructor_tests1(T*, test::random_generator generator)
+  {
+    typename T::hasher hf;
+    typename T::key_equal eq;
+    typename T::allocator_type al;
 
-    std::cerr << "Construct 1\n";
+    UNORDERED_SUB_TEST("Construct 1")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(0, hf, eq);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x(0, hf, eq);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 2\n";
+    UNORDERED_SUB_TEST("Construct 2")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(100, hf);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 100);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x(100, hf);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 100);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 3\n";
+    UNORDERED_SUB_TEST("Construct 3")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(2000);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 2000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x(2000);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 2000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 4\n";
+    UNORDERED_SUB_TEST("Construct 4")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x;
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x;
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 5\n";
+    UNORDERED_SUB_TEST("Construct 5")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
-        T x(v.begin(), v.end(), 10000, hf, eq);
-        BOOST_TEST(x.bucket_count() >= 10000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(1000, generator);
+      T x(v.begin(), v.end(), 10000, hf, eq);
+      BOOST_TEST(x.bucket_count() >= 10000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 6\n";
+    UNORDERED_SUB_TEST("Construct 6")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(10, generator);
-        T x(v.begin(), v.end(), 10000, hf);
-        BOOST_TEST(x.bucket_count() >= 10000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(10, generator);
+      T x(v.begin(), v.end(), 10000, hf);
+      BOOST_TEST(x.bucket_count() >= 10000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 7\n";
+    UNORDERED_SUB_TEST("Construct 7")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(100, generator);
-        T x(v.begin(), v.end(), 100);
-        BOOST_TEST(x.bucket_count() >= 100);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(100, generator);
+      T x(v.begin(), v.end(), 100);
+      BOOST_TEST(x.bucket_count() >= 100);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 8\n";
+    UNORDERED_SUB_TEST("Construct 8")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1, generator);
-        T x(v.begin(), v.end());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(1, generator);
+      T x(v.begin(), v.end());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 9\n";
+    UNORDERED_SUB_TEST("Construct 9")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(0, hf, eq, al);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x(0, hf, eq, al);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 10\n";
+    UNORDERED_SUB_TEST("Construct 10")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
-        T x(v.begin(), v.end(), 10000, hf, eq, al);
-        BOOST_TEST(x.bucket_count() >= 10000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(1000, generator);
+      T x(v.begin(), v.end(), 10000, hf, eq, al);
+      BOOST_TEST(x.bucket_count() >= 10000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 11\n";
+    UNORDERED_SUB_TEST("Construct 11")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(al);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      T x(al);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
-}
+  }
 
-template <class T>
-void constructor_tests2(T*, test::random_generator const& generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf;
-    BOOST_DEDUCED_TYPENAME T::hasher hf1(1);
-    BOOST_DEDUCED_TYPENAME T::hasher hf2(2);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq;
-    BOOST_DEDUCED_TYPENAME T::key_equal eq1(1);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq2(2);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al;
-    BOOST_DEDUCED_TYPENAME T::allocator_type al1(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al2(2);
+  template <class T>
+  void constructor_tests2(T*, test::random_generator const& generator)
+  {
+    typename T::hasher hf;
+    typename T::hasher hf1(1);
+    typename T::hasher hf2(2);
+    typename T::key_equal eq;
+    typename T::key_equal eq1(1);
+    typename T::key_equal eq2(2);
+    typename T::allocator_type al;
+    typename T::allocator_type al1(1);
+    typename T::allocator_type al2(2);
 
-    std::cerr << "Construct 1\n";
+    UNORDERED_SUB_TEST("Construct 1")
     {
-        test::check_instances check_;
-        T x(10000, hf1, eq1);
-        BOOST_TEST(x.bucket_count() >= 10000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      test::check_instances check_;
+      T x(10000, hf1, eq1);
+      BOOST_TEST(x.bucket_count() >= 10000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 2\n";
+    UNORDERED_SUB_TEST("Construct 2")
     {
-        test::check_instances check_;
-        T x(100, hf1);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 100);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_equivalent_keys(x);
+      test::check_instances check_;
+      T x(100, hf1);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 100);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 3\n";
+    UNORDERED_SUB_TEST("Construct 3")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        T x(v.begin(), v.end(), 0, hf1, eq1);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      T x(v.begin(), v.end(), 0, hf1, eq1);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 4\n";
+    UNORDERED_SUB_TEST("Construct 4")
     {
-        test::check_instances check_;
-        test::random_values<T> v(5, generator);
-        T x(v.begin(), v.end(), 1000, hf1);
-        BOOST_TEST(x.bucket_count() >= 1000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::check_instances check_;
+      test::random_values<T> v(5, generator);
+      T x(v.begin(), v.end(), 1000, hf1);
+      BOOST_TEST(x.bucket_count() >= 1000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
-    std::cerr << "Construct 5\n";
+    UNORDERED_SUB_TEST("Construct 5")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        T x(v.begin(), v.end(), 0, hf, eq, al1);
-        T y(x.begin(), x.end(), 0, hf1, eq1, al2);
-        test::check_container(x, v);
-        test::check_container(y, x);
-        test::check_equivalent_keys(x);
-        test::check_equivalent_keys(y);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      T x(v.begin(), v.end(), 0, hf, eq, al1);
+      T y(x.begin(), x.end(), 0, hf1, eq1, al2);
+      test::check_container(x, v);
+      test::check_container(y, x);
+      test::check_equivalent_keys(x);
+      test::check_equivalent_keys(y);
     }
 
-    std::cerr << "Construct 6\n";
+    UNORDERED_SUB_TEST("Construct 6")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        T x(v.begin(), v.end(), 0, hf1, eq1);
-        T y(x.begin(), x.end(), 0, hf, eq);
-        test::check_container(x, v);
-        test::check_container(y, x);
-        test::check_equivalent_keys(x);
-        test::check_equivalent_keys(y);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      T x(v.begin(), v.end(), 0, hf1, eq1);
+      T y(x.begin(), x.end(), 0, hf, eq);
+      test::check_container(x, v);
+      test::check_container(y, x);
+      test::check_equivalent_keys(x);
+      test::check_equivalent_keys(y);
     }
 
-    std::cerr << "Construct 7\n";
+    UNORDERED_SUB_TEST("Construct 7")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        T x(v.begin(), v.end(), 0, hf1, eq1);
-        T y(x.begin(), x.end(), 0, hf2, eq2);
-        test::check_container(x, v);
-        test::check_container(y, x);
-        test::check_equivalent_keys(x);
-        test::check_equivalent_keys(y);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      T x(v.begin(), v.end(), 0, hf1, eq1);
+      T y(x.begin(), x.end(), 0, hf2, eq2);
+      test::check_container(x, v);
+      test::check_container(y, x);
+      test::check_equivalent_keys(x);
+      test::check_equivalent_keys(y);
     }
 
-    std::cerr << "Construct 8 - from input iterator\n";
+    UNORDERED_SUB_TEST("Construct 8 - from input iterator")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
-            v_begin = v.begin(),
-            v_end = v.end();
-        T x(test::input_iterator(v_begin), test::input_iterator(v_end), 0, hf1,
-            eq1);
-        BOOST_DEDUCED_TYPENAME T::const_iterator x_begin = x.begin(),
-                                                 x_end = x.end();
-        T y(test::input_iterator(x_begin), test::input_iterator(x_end), 0, hf2,
-            eq2);
-        test::check_container(x, v);
-        test::check_container(y, x);
-        test::check_equivalent_keys(x);
-        test::check_equivalent_keys(y);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      typename test::random_values<T>::const_iterator v_begin = v.begin(),
+                                                      v_end = v.end();
+      T x(test::input_iterator(v_begin), test::input_iterator(v_end), 0, hf1,
+        eq1);
+      typename T::const_iterator x_begin = x.begin(), x_end = x.end();
+      T y(test::input_iterator(x_begin), test::input_iterator(x_end), 0, hf2,
+        eq2);
+      test::check_container(x, v);
+      test::check_container(y, x);
+      test::check_equivalent_keys(x);
+      test::check_equivalent_keys(y);
     }
 
-    std::cerr << "Construct 8.5 - from copy iterator\n";
+    UNORDERED_SUB_TEST("Construct 8.5 - from copy iterator")
     {
-        test::check_instances check_;
-        test::random_values<T> v(100, generator);
-        T x(test::copy_iterator(v.begin()), test::copy_iterator(v.end()), 0,
-            hf1, eq1);
-        T y(test::copy_iterator(x.begin()), test::copy_iterator(x.end()), 0,
-            hf2, eq2);
-        test::check_container(x, v);
-        test::check_container(y, x);
-        test::check_equivalent_keys(x);
-        test::check_equivalent_keys(y);
+      test::check_instances check_;
+      test::random_values<T> v(100, generator);
+      T x(test::copy_iterator(v.begin()), test::copy_iterator(v.end()), 0, hf1,
+        eq1);
+      T y(test::copy_iterator(x.begin()), test::copy_iterator(x.end()), 0, hf2,
+        eq2);
+      test::check_container(x, v);
+      test::check_container(y, x);
+      test::check_equivalent_keys(x);
+      test::check_equivalent_keys(y);
     }
 
-    std::cerr << "Construct 9\n";
+    UNORDERED_SUB_TEST("Construct 9")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(100, generator);
-        T x(50);
-        BOOST_TEST(x.bucket_count() >= 50);
-        x.max_load_factor(10);
-        BOOST_TEST(x.bucket_count() >= 50);
-        x.insert(v.begin(), v.end());
-        BOOST_TEST(x.bucket_count() >= 50);
-        test::check_container(x, v);
-        test::check_equivalent_keys(x);
+      test::random_values<T> v(100, generator);
+      T x(50);
+      BOOST_TEST(x.bucket_count() >= 50);
+      x.max_load_factor(10);
+      BOOST_TEST(x.bucket_count() >= 50);
+      x.insert(v.begin(), v.end());
+      BOOST_TEST(x.bucket_count() >= 50);
+      test::check_container(x, v);
+      test::check_equivalent_keys(x);
     }
 
 #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
-    std::initializer_list<BOOST_DEDUCED_TYPENAME T::value_type> list;
+    std::initializer_list<typename T::value_type> list;
 
-    std::cerr << "Initializer list construct 1\n";
+    UNORDERED_SUB_TEST("Initializer list construct 1")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(list);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      T x(list);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
     }
 
-    std::cerr << "Initializer list construct 2\n";
+    UNORDERED_SUB_TEST("Initializer list construct 2")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(list, 1000);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 1000);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      T x(list, 1000);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 1000);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
     }
 
-    std::cerr << "Initializer list construct 3\n";
+    UNORDERED_SUB_TEST("Initializer list construct 3")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(list, 10, hf1);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 10);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      T x(list, 10, hf1);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 10);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
     }
 
-    std::cerr << "Initializer list construct 4\n";
+    UNORDERED_SUB_TEST("Initializer list construct 4")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(list, 10, hf1, eq1);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 10);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al));
+      T x(list, 10, hf1, eq1);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 10);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al));
     }
 
-    std::cerr << "Initializer list construct 5\n";
+    UNORDERED_SUB_TEST("Initializer list construct 5")
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(list, 10, hf1, eq1, al1);
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.bucket_count() >= 10);
-        BOOST_TEST(test::equivalent(x.hash_function(), hf1));
-        BOOST_TEST(test::equivalent(x.key_eq(), eq1));
-        BOOST_TEST(test::equivalent(x.get_allocator(), al1));
+      T x(list, 10, hf1, eq1, al1);
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.bucket_count() >= 10);
+      BOOST_TEST(test::equivalent(x.hash_function(), hf1));
+      BOOST_TEST(test::equivalent(x.key_eq(), eq1));
+      BOOST_TEST(test::equivalent(x.get_allocator(), al1));
     }
 #endif
-}
+  }
 
-template <class T>
-void map_constructor_test(T*, test::random_generator const& generator)
-{
-    std::cerr << "map_constructor_test\n";
-
-    typedef test::list<std::pair<BOOST_DEDUCED_TYPENAME T::key_type,
-        BOOST_DEDUCED_TYPENAME T::mapped_type> >
-        list;
+  template <class T>
+  void map_constructor_test(T*, test::random_generator const& generator)
+  {
+    typedef test::list<
+      std::pair<typename T::key_type, typename T::mapped_type> >
+      list;
     test::random_values<T> v(1000, generator);
     list l(v.begin(), v.end());
     T x(l.begin(), l.end());
 
     test::check_container(x, v);
     test::check_equivalent_keys(x);
-}
+  }
 
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     std::allocator<test::object> >* test_map_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator1<test::object> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(constructor_tests1,
+  UNORDERED_TEST(constructor_tests1,
     ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      (default_generator)(generate_collisions)(limited_range)))
 
-UNORDERED_TEST(constructor_tests2,
+  UNORDERED_TEST(constructor_tests2,
     ((test_set)(test_multiset)(test_map)(test_multimap))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      (default_generator)(generate_collisions)(limited_range)))
 
-UNORDERED_TEST(map_constructor_test,
+  UNORDERED_TEST(map_constructor_test,
     ((test_map_std_alloc)(test_map)(test_multimap))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      (default_generator)(generate_collisions)(limited_range)))
 
 #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 
-UNORDERED_AUTO_TEST(test_default_initializer_list)
-{
-    std::cerr << "Initializer List Tests\n";
+  UNORDERED_AUTO_TEST (test_default_initializer_list) {
     std::initializer_list<int> init;
     boost::unordered_set<int> x1 = init;
     BOOST_TEST(x1.empty());
-}
+  }
 
 #endif
 
 #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 
-UNORDERED_AUTO_TEST(test_initializer_list)
-{
-    std::cerr << "Initializer List Tests\n";
+  UNORDERED_AUTO_TEST (test_initializer_list) {
     boost::unordered_set<int> x1 = {2, 10, 45, -5};
     BOOST_TEST(x1.find(10) != x1.end());
     BOOST_TEST(x1.find(46) == x1.end());
-}
+  }
 
 #endif
 }
 
-RUN_TESTS()
+RUN_TESTS_QUIET()

test/unordered/copy_tests.cpp

@@ -22,188 +22,188 @@ test::seed_t initialize_seed(9063);
 
 namespace copy_tests {
 
-template <class T>
-void copy_construct_tests1(T*, test::random_generator const& generator)
-{
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+  template <class T>
+  void copy_construct_tests1(T*, test::random_generator const& generator)
+  {
+    typedef typename T::allocator_type allocator_type;
 
-    BOOST_DEDUCED_TYPENAME T::hasher hf;
-    BOOST_DEDUCED_TYPENAME T::key_equal eq;
-    BOOST_DEDUCED_TYPENAME T::allocator_type al;
+    typename T::hasher hf;
+    typename T::key_equal eq;
+    typename T::allocator_type al;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x;
-        T y(x);
-        BOOST_TEST(y.empty());
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
-        BOOST_TEST(x.max_load_factor() == y.max_load_factor());
-        BOOST_TEST(test::selected_count(y.get_allocator()) ==
-                   (allocator_type::is_select_on_copy));
-        test::check_equivalent_keys(y);
+      T x;
+      T y(x);
+      BOOST_TEST(y.empty());
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      BOOST_TEST(x.max_load_factor() == y.max_load_factor());
+      BOOST_TEST(test::selected_count(y.get_allocator()) ==
+                 (allocator_type::is_select_on_copy));
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
+      test::random_values<T> v(1000, generator);
 
-        T x(v.begin(), v.end());
-        T y(x);
-        test::unordered_equivalence_tester<T> equivalent(x);
-        BOOST_TEST(equivalent(y));
-        BOOST_TEST(test::selected_count(y.get_allocator()) ==
-                   (allocator_type::is_select_on_copy));
-        test::check_equivalent_keys(y);
+      T x(v.begin(), v.end());
+      T y(x);
+      test::unordered_equivalence_tester<T> equivalent(x);
+      BOOST_TEST(equivalent(y));
+      BOOST_TEST(test::selected_count(y.get_allocator()) ==
+                 (allocator_type::is_select_on_copy));
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        // In this test I drop the original containers max load factor, so it
-        // is much lower than the load factor. The hash table is not allowed
-        // to rehash, but the destination container should probably allocate
-        // enough buckets to decrease the load factor appropriately.
-        test::random_values<T> v(1000, generator);
-        T x(v.begin(), v.end());
-        x.max_load_factor(x.load_factor() / 4);
-        T y(x);
-        test::unordered_equivalence_tester<T> equivalent(x);
-        BOOST_TEST(equivalent(y));
-        // This isn't guaranteed:
-        BOOST_TEST(y.load_factor() < y.max_load_factor());
-        BOOST_TEST(test::selected_count(y.get_allocator()) ==
-                   (allocator_type::is_select_on_copy));
-        test::check_equivalent_keys(y);
+      // In this test I drop the original containers max load factor, so it
+      // is much lower than the load factor. The hash table is not allowed
+      // to rehash, but the destination container should probably allocate
+      // enough buckets to decrease the load factor appropriately.
+      test::random_values<T> v(1000, generator);
+      T x(v.begin(), v.end());
+      x.max_load_factor(x.load_factor() / 4);
+      T y(x);
+      test::unordered_equivalence_tester<T> equivalent(x);
+      BOOST_TEST(equivalent(y));
+      // This isn't guaranteed:
+      BOOST_TEST(y.load_factor() < y.max_load_factor());
+      BOOST_TEST(test::selected_count(y.get_allocator()) ==
+                 (allocator_type::is_select_on_copy));
+      test::check_equivalent_keys(y);
     }
-}
+  }
 
-template <class T>
-void copy_construct_tests2(T*, test::random_generator const& generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf(1);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al2(2);
+  template <class T>
+  void copy_construct_tests2(T*, test::random_generator const& generator)
+  {
+    typename T::hasher hf(1);
+    typename T::key_equal eq(1);
+    typename T::allocator_type al(1);
+    typename T::allocator_type al2(2);
 
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
+    typedef typename T::allocator_type allocator_type;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(10000, hf, eq, al);
-        T y(x);
-        BOOST_TEST(y.empty());
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
-        BOOST_TEST(x.max_load_factor() == y.max_load_factor());
-        BOOST_TEST(test::selected_count(y.get_allocator()) ==
-                   (allocator_type::is_select_on_copy));
-        test::check_equivalent_keys(y);
+      T x(10000, hf, eq, al);
+      T y(x);
+      BOOST_TEST(y.empty());
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      BOOST_TEST(x.max_load_factor() == y.max_load_factor());
+      BOOST_TEST(test::selected_count(y.get_allocator()) ==
+                 (allocator_type::is_select_on_copy));
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T x(1000, hf, eq, al);
-        T y(x, al2);
-        BOOST_TEST(y.empty());
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        BOOST_TEST(x.max_load_factor() == y.max_load_factor());
-        BOOST_TEST(test::selected_count(y.get_allocator()) == 0);
-        test::check_equivalent_keys(y);
+      T x(1000, hf, eq, al);
+      T y(x, al2);
+      BOOST_TEST(y.empty());
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      BOOST_TEST(x.max_load_factor() == y.max_load_factor());
+      BOOST_TEST(test::selected_count(y.get_allocator()) == 0);
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
+      test::random_values<T> v(1000, generator);
 
-        T x(v.begin(), v.end(), 0, hf, eq, al);
-        T y(x);
-        test::unordered_equivalence_tester<T> equivalent(x);
-        BOOST_TEST(equivalent(y));
-        test::check_equivalent_keys(y);
-        BOOST_TEST(test::selected_count(y.get_allocator()) ==
-                   (allocator_type::is_select_on_copy));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      T x(v.begin(), v.end(), 0, hf, eq, al);
+      T y(x);
+      test::unordered_equivalence_tester<T> equivalent(x);
+      BOOST_TEST(equivalent(y));
+      test::check_equivalent_keys(y);
+      BOOST_TEST(test::selected_count(y.get_allocator()) ==
+                 (allocator_type::is_select_on_copy));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(500, generator);
+      test::random_values<T> v(500, generator);
 
-        T x(v.begin(), v.end(), 0, hf, eq, al);
-        T y(x, al2);
-        test::unordered_equivalence_tester<T> equivalent(x);
-        BOOST_TEST(equivalent(y));
-        test::check_equivalent_keys(y);
-        BOOST_TEST(test::selected_count(y.get_allocator()) == 0);
-        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      T x(v.begin(), v.end(), 0, hf, eq, al);
+      T y(x, al2);
+      test::unordered_equivalence_tester<T> equivalent(x);
+      BOOST_TEST(equivalent(y));
+      test::check_equivalent_keys(y);
+      BOOST_TEST(test::selected_count(y.get_allocator()) == 0);
+      BOOST_TEST(test::equivalent(y.get_allocator(), al2));
     }
-}
+  }
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::select_copy> >*
     test_set_select_copy;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::select_copy> >*
     test_multiset_select_copy;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::select_copy> >*
     test_map_select_copy;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::cxx11_allocator<test::object, test::select_copy> >*
     test_multimap_select_copy;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_select_copy> >*
     test_set_no_select_copy;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_select_copy> >*
     test_multiset_no_select_copy;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_select_copy> >*
     test_map_no_select_copy;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::cxx11_allocator<test::object, test::no_select_copy> >*
     test_multimap_no_select_copy;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(copy_construct_tests1,
+  UNORDERED_TEST(copy_construct_tests1,
     ((test_set)(test_multiset)(test_map)(test_multimap)(test_set_select_copy)(
-        test_multiset_select_copy)(test_map_select_copy)(
-        test_multimap_select_copy)(test_set_no_select_copy)(
-        test_multiset_no_select_copy)(test_map_no_select_copy)(
-        test_multimap_no_select_copy))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      test_multiset_select_copy)(test_map_select_copy)(
+      test_multimap_select_copy)(test_set_no_select_copy)(
+      test_multiset_no_select_copy)(test_map_no_select_copy)(
+      test_multimap_no_select_copy))(
+      (default_generator)(generate_collisions)(limited_range)))
 
-UNORDERED_TEST(copy_construct_tests2,
+  UNORDERED_TEST(copy_construct_tests2,
     ((test_set)(test_multiset)(test_map)(test_multimap)(test_set_select_copy)(
-        test_multiset_select_copy)(test_map_select_copy)(
-        test_multimap_select_copy)(test_set_no_select_copy)(
-        test_multiset_no_select_copy)(test_map_no_select_copy)(
-        test_multimap_no_select_copy))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      test_multiset_select_copy)(test_map_select_copy)(
+      test_multimap_select_copy)(test_set_no_select_copy)(
+      test_multiset_no_select_copy)(test_map_no_select_copy)(
+      test_multimap_no_select_copy))(
+      (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/deduction_tests.cpp

@@ -0,0 +1,352 @@
+
+// Copyright 2017-2018 Daniel James.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/unordered_map.hpp>
+#include <iostream>
+#include <vector>
+
+#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES
+struct hash_equals
+{
+  template <typename T> bool operator()(T const& x) const
+  {
+    boost::hash<T> hf;
+    return hf(x);
+  }
+
+  template <typename T> bool operator()(T const& x, T const& y) const
+  {
+    std::equal_to<T> eq;
+    return eq(x, y);
+  }
+};
+
+template <typename T> struct test_allocator
+{
+  typedef T value_type;
+  test_allocator() = default;
+  template <typename T2> test_allocator(test_allocator<T2> const&) {}
+  T* allocate(std::size_t n) const { return (T*)malloc(sizeof(T) * n); }
+  void deallocate(T* ptr, std::size_t) const { free(ptr); }
+  bool operator==(test_allocator const&) { return true; }
+  bool operator!=(test_allocator const&) { return false; }
+};
+#endif
+
+int main()
+{
+  std::cout << "BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES: "
+            << BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES << std::endl;
+
+#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES
+  std::vector<std::pair<int, int> > x;
+  x.push_back(std::make_pair(1, 3));
+  x.push_back(std::make_pair(5, 10));
+  test_allocator<std::pair<const int, int> > pair_allocator;
+  hash_equals f;
+
+  // unordered_map
+
+  /*
+   template<class InputIterator,
+           class Hash = hash<iter_key_t<InputIterator>>,
+           class Pred = equal_to<iter_key_t<InputIterator>>,
+           class Allocator = allocator<iter_to_alloc_t<InputIterator>>>
+    unordered_map(InputIterator, InputIterator, typename see below::size_type =
+   see below,
+                  Hash = Hash(), Pred = Pred(), Allocator = Allocator())
+      -> unordered_map<iter_key_t<InputIterator>, iter_val_t<InputIterator>,
+   Hash, Pred,
+                       Allocator>;
+  */
+
+  {
+    boost::unordered_map m(x.begin(), x.end());
+    static_assert(
+      std::is_same<decltype(m), boost::unordered_map<int, int> >::value);
+  }
+
+  /* Ambiguous:
+  {
+    boost::unordered_map m(x.begin(), x.end(), 0, std::hash<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  std::hash<int>>>::value);
+  }
+
+  {
+    boost::unordered_map m(x.begin(), x.end(), 0, std::hash<int>(),
+  std::equal_to<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  std::hash<int>, std::equal_to<int>>>::value);
+  }
+  */
+
+  {
+    boost::unordered_map m(x.begin(), x.end(), 0, std::hash<int>(),
+      std::equal_to<int>(), pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_map<int, int, std::hash<int>, std::equal_to<int>,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+  /*
+  template<class Key, class T, class Hash = hash<Key>,
+           class Pred = equal_to<Key>, class Allocator = allocator<pair<const
+  Key, T>>>
+    unordered_map(initializer_list<pair<const Key, T>>,
+                  typename see below::size_type = see below, Hash = Hash(),
+                  Pred = Pred(), Allocator = Allocator())
+      -> unordered_map<Key, T, Hash, Pred, Allocator>;
+  */
+
+  {
+    boost::unordered_map m({std::pair<int const, int>(1, 2)});
+    static_assert(
+      std::is_same<decltype(m), boost::unordered_map<int, int> >::value);
+  }
+
+  /* Ambiguous
+  {
+    boost::unordered_map m({std::pair<int const, int>(1,2)}, 0,
+  std::hash<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  std::hash<int>>>::value);
+  }
+
+  {
+    boost::unordered_map m({std::pair<int const, int>(1,2)}, 0,
+  std::hash<int>(), std::equal_to<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  std::hash<int>, std::equal_to<int>>>::value);
+  }
+  */
+
+  {
+    boost::unordered_map m(
+      {std::pair<int const, int>(1, 2)}, 0, f, f, pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_map<int, int, hash_equals, hash_equals,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+  /*
+  template<class InputIterator, class Allocator>
+    unordered_map(InputIterator, InputIterator, typename see below::size_type,
+  Allocator)
+      -> unordered_map<iter_key_t<InputIterator>, iter_val_t<InputIterator>,
+                       hash<iter_key_t<InputIterator>>,
+  equal_to<iter_key_t<InputIterator>>,
+                       Allocator>;
+  */
+
+  /* Ambiguous
+  {
+    boost::unordered_map m(x.begin(), x.end(), 0u, pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_map<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /*
+    template<class InputIterator, class Allocator>
+    unordered_map(InputIterator, InputIterator, Allocator)
+      -> unordered_map<iter_key_t<InputIterator>, iter_val_t<InputIterator>,
+                       hash<iter_key_t<InputIterator>>,
+    equal_to<iter_key_t<InputIterator>>,
+                       Allocator>;
+  */
+
+  /* No constructor:
+  {
+    boost::unordered_map m(x.begin(), x.end(), pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_map<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /*
+  template<class InputIterator, class Hash, class Allocator>
+    unordered_map(InputIterator, InputIterator, typename see below::size_type,
+  Hash, Allocator)
+      -> unordered_map<iter_key_t<InputIterator>, iter_val_t<InputIterator>,
+  Hash,
+                       equal_to<iter_key_t<InputIterator>>, Allocator>;
+  */
+
+  /* Ambiguous
+  {
+    boost::unordered_map m(x.begin(), x.end(), 0u, f, pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_map<int, int,
+  hash_equals, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /*
+    template<class Key, class T, typename Allocator>
+    unordered_map(initializer_list<pair<const Key, T>>, typename see
+    below::size_type,
+                  Allocator)
+      -> unordered_map<Key, T, hash<Key>, equal_to<Key>, Allocator>;
+  */
+
+  /* Ambiguous
+  {
+    boost::unordered_map m({std::pair<int const, int>(1,2)}, 0, pair_allocator);
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /*
+  template<class Key, class T, typename Allocator>
+    unordered_map(initializer_list<pair<const Key, T>>, Allocator)
+      -> unordered_map<Key, T, hash<Key>, equal_to<Key>, Allocator>;
+  */
+
+  {
+    boost::unordered_map m({std::pair<int const, int>(1, 2)}, pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_map<int, int, boost::hash<int>, std::equal_to<int>,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+  /*
+  template<class Key, class T, class Hash, class Allocator>
+    unordered_map(initializer_list<pair<const Key, T>>, typename see
+  below::size_type, Hash,
+                  Allocator)
+      -> unordered_map<Key, T, Hash, equal_to<Key>, Allocator>;
+  */
+
+  /* Ambiguous
+  {
+    boost::unordered_map m({std::pair<int const, int>(1,2)}, 0, f,
+  pair_allocator);
+    static_assert(std::is_same<decltype(m),boost::unordered_map<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  // unordered_multimap
+
+  {
+    boost::unordered_multimap m(x.begin(), x.end());
+    static_assert(
+      std::is_same<decltype(m), boost::unordered_multimap<int, int> >::value);
+  }
+
+  /* Ambiguous:
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), 0, std::hash<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+  std::hash<int>>>::value);
+  }
+
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), 0, std::hash<int>(),
+  std::equal_to<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+  std::hash<int>, std::equal_to<int>>>::value);
+  }
+  */
+
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), 0, std::hash<int>(),
+      std::equal_to<int>(), pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_multimap<int, int, std::hash<int>, std::equal_to<int>,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+  {
+    boost::unordered_multimap m({std::pair<int const, int>(1, 2)});
+    static_assert(
+      std::is_same<decltype(m), boost::unordered_multimap<int, int> >::value);
+  }
+
+  /* Ambiguous
+  {
+    boost::unordered_multimap m({std::pair<int const, int>(1,2)}, 0,
+  std::hash<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+  std::hash<int>>>::value);
+  }
+
+  {
+    boost::unordered_multimap m({std::pair<int const, int>(1,2)}, 0,
+  std::hash<int>(), std::equal_to<int>());
+    static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+  std::hash<int>, std::equal_to<int>>>::value);
+  }
+  */
+
+  {
+    boost::unordered_multimap m(
+      {std::pair<int const, int>(1, 2)}, 0, f, f, pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_multimap<int, int, hash_equals, hash_equals,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+  /* Ambiguous
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), 0u, pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_multimap<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /* No constructor:
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_multimap<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  /* Ambiguous
+  {
+    boost::unordered_multimap m(x.begin(), x.end(), 0u, f, pair_allocator);
+    static_assert(std::is_same<decltype(m), boost::unordered_multimap<int, int,
+  hash_equals, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+
+  {
+    boost::unordered_multimap m({std::pair<int const, int>(1,2)}, 0,
+  pair_allocator);
+    static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+  boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+  int>>>>::value);
+  }
+  */
+
+  {
+    boost::unordered_multimap m(
+      {std::pair<int const, int>(1, 2)}, pair_allocator);
+    static_assert(std::is_same<decltype(m),
+      boost::unordered_multimap<int, int, boost::hash<int>, std::equal_to<int>,
+        test_allocator<std::pair<const int, int> > > >::value);
+  }
+
+/* Ambiguous
+{
+  boost::unordered_multimap m({std::pair<int const, int>(1,2)}, 0, f,
+pair_allocator);
+  static_assert(std::is_same<decltype(m),boost::unordered_multimap<int, int,
+boost::hash<int>, std::equal_to<int>, test_allocator<std::pair<const int,
+int>>>>::value);
+}
+*/
+
+#endif
+}

test/unordered/detail_tests.cpp

@@ -0,0 +1,101 @@
+
+// Copyright 2017 Daniel James.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+// clang-format off
+#include "../helpers/prefix.hpp"
+#include <boost/unordered_map.hpp>
+#include <boost/unordered_set.hpp>
+#include "../helpers/postfix.hpp"
+// clang-format on
+
+#include "../helpers/test.hpp"
+#include <map>
+
+// Pretty inefficient, but the test is fast enough.
+// Might be too slow if we had larger primes?
+bool is_prime(std::size_t x)
+{
+  if (x == 2) {
+    return true;
+  } else if (x == 1 || x % 2 == 0) {
+    return false;
+  } else {
+    // y*y <= x had rounding errors, so instead use y <= (x/y).
+    for (std::size_t y = 3; y <= (x / y); y += 2) {
+      if (x % y == 0) {
+        return false;
+        break;
+      }
+    }
+
+    return true;
+  }
+}
+
+void test_next_prime(std::size_t value)
+{
+  std::size_t x = boost::unordered::detail::next_prime(value);
+  BOOST_TEST(is_prime(x));
+  BOOST_TEST(x >= value);
+}
+
+void test_prev_prime(std::size_t value)
+{
+  std::size_t x = boost::unordered::detail::prev_prime(value);
+  BOOST_TEST(is_prime(x));
+  BOOST_TEST(x <= value);
+  if (x > value) {
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << x << "," << value << std::endl;
+  }
+}
+
+UNORDERED_AUTO_TEST (next_prime_test) {
+  BOOST_TEST(!is_prime(0));
+  BOOST_TEST(!is_prime(1));
+  BOOST_TEST(is_prime(2));
+  BOOST_TEST(is_prime(3));
+  BOOST_TEST(is_prime(13));
+  BOOST_TEST(!is_prime(4));
+  BOOST_TEST(!is_prime(100));
+
+  BOOST_TEST(boost::unordered::detail::next_prime(0) > 0);
+
+  // test_prev_prime doesn't work for values less than 17.
+  // Which should be okay, unless an allocator has a really tiny
+  // max_size?
+  const std::size_t min_prime = 17;
+
+  // test_next_prime doesn't work for values greater than this,
+  // which might be a problem if you've got terrabytes of memory?
+  // I seriously doubt the container would work well at such sizes
+  // regardless.
+  const std::size_t max_prime = 4294967291ul;
+
+  std::size_t i;
+
+  BOOST_TEST(is_prime(min_prime));
+  BOOST_TEST(is_prime(max_prime));
+
+  for (i = 0; i < 10000; ++i) {
+    if (i < min_prime) {
+      BOOST_TEST(boost::unordered::detail::prev_prime(i) == min_prime);
+    } else {
+      test_prev_prime(i);
+    }
+    test_next_prime(i);
+  }
+
+  std::size_t last = i - 1;
+  for (; i > last; last = i, i += i / 5) {
+    if (i > max_prime) {
+      BOOST_TEST(boost::unordered::detail::next_prime(i) == max_prime);
+    } else {
+      test_next_prime(i);
+    }
+    test_prev_prime(i);
+  }
+}
+
+RUN_TESTS()

test/unordered/emplace_tests.cpp

@@ -19,9 +19,9 @@
 // arguments.
 
 namespace emplace_tests {
-// Constructible with 2 to 10 arguments
-struct emplace_value : private test::counted_object
-{
+  // Constructible with 2 to 10 arguments
+  struct emplace_value : private test::counted_object
+  {
     typedef int A0;
     typedef std::string A1;
     typedef char A2;
@@ -59,40 +59,40 @@ struct emplace_value : private test::counted_object
     }
 
     emplace_value(
-        A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3, A4 const& b4)
+      A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3, A4 const& b4)
         : arg_count(5), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4)
     {
     }
 
     emplace_value(A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3,
-        A4 const& b4, A5 const& b5)
+      A4 const& b4, A5 const& b5)
         : arg_count(6), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4), a5(b5)
     {
     }
 
     emplace_value(A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3,
-        A4 const& b4, A5 const& b5, A6 const& b6)
+      A4 const& b4, A5 const& b5, A6 const& b6)
         : arg_count(7), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4), a5(b5), a6(b6)
     {
     }
 
     emplace_value(A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3,
-        A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7)
+      A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7)
         : arg_count(8), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4), a5(b5), a6(b6),
           a7(b7)
     {
     }
 
     emplace_value(A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3,
-        A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7, A8 const& b8)
+      A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7, A8 const& b8)
         : arg_count(9), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4), a5(b5), a6(b6),
           a7(b7), a8(b8)
     {
     }
 
     emplace_value(A0 const& b0, A1 const& b1, A2 const& b2, A3 const& b3,
-        A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7, A8 const& b8,
-        A9 const& b9)
+      A4 const& b4, A5 const& b5, A6 const& b6, A7 const& b7, A8 const& b8,
+      A9 const& b9)
         : arg_count(10), a0(b0), a1(b1), a2(b2), a3(b3), a4(b4), a5(b5), a6(b6),
           a7(b7), a8(b8), a9(b9)
     {
@@ -100,79 +100,78 @@ struct emplace_value : private test::counted_object
 
     friend std::size_t hash_value(emplace_value const& x)
     {
-        std::size_t r1 = 23894278u;
-        if (x.arg_count >= 1)
-            boost::hash_combine(r1, x.a0);
-        if (x.arg_count >= 2)
-            boost::hash_combine(r1, x.a1);
-        if (x.arg_count >= 3)
-            boost::hash_combine(r1, x.a2);
-        if (x.arg_count >= 4)
-            boost::hash_combine(r1, x.a3);
-        if (x.arg_count >= 5)
-            boost::hash_combine(r1, x.a4);
-        if (x.arg_count >= 6)
-            boost::hash_combine(r1, x.a5);
-        if (x.arg_count >= 7)
-            boost::hash_combine(r1, x.a6);
-        if (x.arg_count >= 8)
-            boost::hash_combine(r1, x.a7);
-        if (x.arg_count >= 9)
-            boost::hash_combine(r1, x.a8);
-        if (x.arg_count >= 10)
-            boost::hash_combine(r1, x.a9);
-        return r1;
+      std::size_t r1 = 23894278u;
+      if (x.arg_count >= 1)
+        boost::hash_combine(r1, x.a0);
+      if (x.arg_count >= 2)
+        boost::hash_combine(r1, x.a1);
+      if (x.arg_count >= 3)
+        boost::hash_combine(r1, x.a2);
+      if (x.arg_count >= 4)
+        boost::hash_combine(r1, x.a3);
+      if (x.arg_count >= 5)
+        boost::hash_combine(r1, x.a4);
+      if (x.arg_count >= 6)
+        boost::hash_combine(r1, x.a5);
+      if (x.arg_count >= 7)
+        boost::hash_combine(r1, x.a6);
+      if (x.arg_count >= 8)
+        boost::hash_combine(r1, x.a7);
+      if (x.arg_count >= 9)
+        boost::hash_combine(r1, x.a8);
+      if (x.arg_count >= 10)
+        boost::hash_combine(r1, x.a9);
+      return r1;
     }
 
     friend bool operator==(emplace_value const& x, emplace_value const& y)
     {
-        if (x.arg_count != y.arg_count) {
-            return false;
-        }
-        if (x.arg_count >= 1 && x.a0 != y.a0) {
-            return false;
-        }
-        if (x.arg_count >= 2 && x.a1 != y.a1) {
-            return false;
-        }
-        if (x.arg_count >= 3 && x.a2 != y.a2) {
-            return false;
-        }
-        if (x.arg_count >= 4 && x.a3 != y.a3) {
-            return false;
-        }
-        if (x.arg_count >= 5 && x.a4 != y.a4) {
-            return false;
-        }
-        if (x.arg_count >= 6 && x.a5 != y.a5) {
-            return false;
-        }
-        if (x.arg_count >= 7 && x.a6 != y.a6) {
-            return false;
-        }
-        if (x.arg_count >= 8 && x.a7 != y.a7) {
-            return false;
-        }
-        if (x.arg_count >= 9 && x.a8 != y.a8) {
-            return false;
-        }
-        if (x.arg_count >= 10 && x.a9 != y.a9) {
-            return false;
-        }
-        return true;
+      if (x.arg_count != y.arg_count) {
+        return false;
+      }
+      if (x.arg_count >= 1 && x.a0 != y.a0) {
+        return false;
+      }
+      if (x.arg_count >= 2 && x.a1 != y.a1) {
+        return false;
+      }
+      if (x.arg_count >= 3 && x.a2 != y.a2) {
+        return false;
+      }
+      if (x.arg_count >= 4 && x.a3 != y.a3) {
+        return false;
+      }
+      if (x.arg_count >= 5 && x.a4 != y.a4) {
+        return false;
+      }
+      if (x.arg_count >= 6 && x.a5 != y.a5) {
+        return false;
+      }
+      if (x.arg_count >= 7 && x.a6 != y.a6) {
+        return false;
+      }
+      if (x.arg_count >= 8 && x.a7 != y.a7) {
+        return false;
+      }
+      if (x.arg_count >= 9 && x.a8 != y.a8) {
+        return false;
+      }
+      if (x.arg_count >= 10 && x.a9 != y.a9) {
+        return false;
+      }
+      return true;
     }
 
   private:
     emplace_value();
     emplace_value(emplace_value const&);
-};
+  };
 
-UNORDERED_AUTO_TEST(emplace_set)
-{
+  UNORDERED_AUTO_TEST (emplace_set) {
     test::check_instances check_;
 
     typedef boost::unordered_set<emplace_value, boost::hash<emplace_value> >
-        container;
+      container;
     typedef container::iterator iterator;
     typedef std::pair<iterator, bool> return_type;
     container x(10);
@@ -233,12 +232,12 @@ UNORDERED_AUTO_TEST(emplace_set)
     BOOST_TEST_EQ(check_.instances(), 8);
     BOOST_TEST_EQ(check_.constructions(), 9);
 
-    BOOST_TEST(r1.first ==
-               x.emplace_hint(r1.first, 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
-    BOOST_TEST(r1.first ==
-               x.emplace_hint(r2.first, 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
     BOOST_TEST(
-        r1.first == x.emplace_hint(x.end(), 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
+      r1.first == x.emplace_hint(r1.first, 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
+    BOOST_TEST(
+      r1.first == x.emplace_hint(r2.first, 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
+    BOOST_TEST(
+      r1.first == x.emplace_hint(x.end(), 10, "", 'a', 4, 5, 6, 7, 8, 9, 10));
     BOOST_TEST_EQ(check_.instances(), 8);
     BOOST_TEST_EQ(check_.constructions(), 12);
 
@@ -247,15 +246,14 @@ UNORDERED_AUTO_TEST(emplace_set)
     BOOST_TEST(x.count(v2) == 1);
     BOOST_TEST(x.count(v3) == 1);
     BOOST_TEST(x.count(v4) == 1);
-}
+  }
 
-UNORDERED_AUTO_TEST(emplace_multiset)
-{
+  UNORDERED_AUTO_TEST (emplace_multiset) {
     test::check_instances check_;
 
     typedef boost::unordered_multiset<emplace_value,
-        boost::hash<emplace_value> >
-        container;
+      boost::hash<emplace_value> >
+      container;
     typedef container::iterator iterator;
     container x(10);
     iterator i1, i2;
@@ -326,15 +324,14 @@ UNORDERED_AUTO_TEST(emplace_multiset)
     BOOST_TEST_EQ(x.count(v1), 1u);
     BOOST_TEST_EQ(x.count(v2), 2u);
     BOOST_TEST_EQ(x.count(v3), 2u);
-}
+  }
 
-UNORDERED_AUTO_TEST(emplace_map)
-{
+  UNORDERED_AUTO_TEST (emplace_map) {
     test::check_instances check_;
 
     typedef boost::unordered_map<emplace_value, emplace_value,
-        boost::hash<emplace_value> >
-        container;
+      boost::hash<emplace_value> >
+      container;
     typedef container::iterator iterator;
     typedef std::pair<iterator, bool> return_type;
     container x(10);
@@ -345,8 +342,8 @@ UNORDERED_AUTO_TEST(emplace_map)
     emplace_value k1(5, "", 'b', 4, 5);
     emplace_value m1(8, "xxx", 'z', 4, 5, 6, 7, 8);
     r1 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(5, "", 'b', 4, 5),
-        boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
+      boost::make_tuple(5, "", 'b', 4, 5),
+      boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
     BOOST_TEST_EQ(x.size(), 1u);
     BOOST_TEST(r1.second);
     BOOST_TEST(x.find(k1) == r1.first);
@@ -355,8 +352,8 @@ UNORDERED_AUTO_TEST(emplace_map)
     BOOST_TEST_EQ(check_.constructions(), 4);
 
     r2 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(5, "", 'b', 4, 5),
-        boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
+      boost::make_tuple(5, "", 'b', 4, 5),
+      boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
     BOOST_TEST_EQ(x.size(), 1u);
     BOOST_TEST(!r2.second);
     BOOST_TEST(r1.first == r2.first);
@@ -371,8 +368,8 @@ UNORDERED_AUTO_TEST(emplace_map)
     emplace_value k2(9, "", 'b', 4, 5, 6, 7, 8, 9);
     emplace_value m2(3, "aaa", 'm');
     r1 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-        boost::make_tuple(3, "aaa", 'm'));
+      boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+      boost::make_tuple(3, "aaa", 'm'));
     BOOST_TEST_EQ(x.size(), 2u);
     BOOST_TEST(r1.second);
     BOOST_TEST(r1.first->first.arg_count == 9);
@@ -384,29 +381,28 @@ UNORDERED_AUTO_TEST(emplace_map)
 
     BOOST_TEST(r1.first ==
                x.emplace_hint(r1.first, boost::unordered::piecewise_construct,
-                   boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-                   boost::make_tuple(15, "jkjk")));
+                 boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+                 boost::make_tuple(15, "jkjk")));
     BOOST_TEST(r1.first ==
                x.emplace_hint(r2.first, boost::unordered::piecewise_construct,
-                   boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-                   boost::make_tuple(275, "xxx", 'm', 6)));
+                 boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+                 boost::make_tuple(275, "xxx", 'm', 6)));
     BOOST_TEST(r1.first ==
                x.emplace_hint(x.end(), boost::unordered::piecewise_construct,
-                   boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-                   boost::make_tuple(-10, "blah blah", '\0')));
+                 boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+                 boost::make_tuple(-10, "blah blah", '\0')));
     BOOST_TEST_EQ(x.size(), 2u);
     BOOST_TEST(x.find(k2)->second == m2);
     BOOST_TEST_EQ(check_.instances(), 8);
     BOOST_TEST_EQ(check_.constructions(), 16);
-}
+  }
 
-UNORDERED_AUTO_TEST(emplace_multimap)
-{
+  UNORDERED_AUTO_TEST (emplace_multimap) {
     test::check_instances check_;
 
     typedef boost::unordered_multimap<emplace_value, emplace_value,
-        boost::hash<emplace_value> >
-        container;
+      boost::hash<emplace_value> >
+      container;
     typedef container::iterator iterator;
     container x(10);
     iterator i1, i2, i3, i4;
@@ -416,8 +412,8 @@ UNORDERED_AUTO_TEST(emplace_multimap)
     emplace_value k1(5, "", 'b', 4, 5);
     emplace_value m1(8, "xxx", 'z', 4, 5, 6, 7, 8);
     i1 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(5, "", 'b', 4, 5),
-        boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
+      boost::make_tuple(5, "", 'b', 4, 5),
+      boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
     BOOST_TEST_EQ(x.size(), 1u);
     BOOST_TEST(x.find(k1) == i1);
     BOOST_TEST(x.find(k1)->second == m1);
@@ -426,8 +422,8 @@ UNORDERED_AUTO_TEST(emplace_multimap)
 
     emplace_value m1a(8, "xxx", 'z', 4, 5, 6, 7, 8);
     i2 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(5, "", 'b', 4, 5),
-        boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
+      boost::make_tuple(5, "", 'b', 4, 5),
+      boost::make_tuple(8, "xxx", 'z', 4, 5, 6, 7, 8));
     BOOST_TEST_EQ(x.size(), 2u);
     BOOST_TEST(i1 != i2);
     BOOST_TEST(i1->second == m1);
@@ -440,8 +436,8 @@ UNORDERED_AUTO_TEST(emplace_multimap)
     emplace_value k2(9, "", 'b', 4, 5, 6, 7, 8, 9);
     emplace_value m2(3, "aaa", 'm');
     i1 = x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-        boost::make_tuple(3, "aaa", 'm'));
+      boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+      boost::make_tuple(3, "aaa", 'm'));
     BOOST_TEST_EQ(x.size(), 3u);
     BOOST_TEST(i1->first.arg_count == 9);
     BOOST_TEST(i1->second.arg_count == 3);
@@ -450,24 +446,23 @@ UNORDERED_AUTO_TEST(emplace_multimap)
 
     emplace_value m2a(15, "jkjk");
     i2 = x.emplace_hint(i2, boost::unordered::piecewise_construct,
-        boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-        boost::make_tuple(15, "jkjk"));
+      boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+      boost::make_tuple(15, "jkjk"));
     emplace_value m2b(275, "xxx", 'm', 6);
     i3 = x.emplace_hint(i1, boost::unordered::piecewise_construct,
-        boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-        boost::make_tuple(275, "xxx", 'm', 6));
+      boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+      boost::make_tuple(275, "xxx", 'm', 6));
     emplace_value m2c(-10, "blah blah", '\0');
     i4 = x.emplace_hint(x.end(), boost::unordered::piecewise_construct,
-        boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
-        boost::make_tuple(-10, "blah blah", '\0'));
+      boost::make_tuple(9, "", 'b', 4, 5, 6, 7, 8, 9),
+      boost::make_tuple(-10, "blah blah", '\0'));
     BOOST_TEST_EQ(x.size(), 6u);
     BOOST_TEST(x.find(k2)->second == m2);
     BOOST_TEST_EQ(check_.instances(), 20);
     BOOST_TEST_EQ(check_.constructions(), 20);
-}
+  }
 
-UNORDERED_AUTO_TEST(try_emplace)
-{
+  UNORDERED_AUTO_TEST (try_emplace) {
     test::check_instances check_;
 
     typedef boost::unordered_map<int, emplace_value> container;
@@ -509,11 +504,11 @@ UNORDERED_AUTO_TEST(try_emplace)
 
     BOOST_TEST(r2.first == x.try_emplace(r2.first, k2, 808709, "what"));
     BOOST_TEST(
-        r2.first ==
-        x.try_emplace(r2.first, k2, 10, "xxx", 'a', 4, 5, 6, 7, 8, 9, 10));
+      r2.first ==
+      x.try_emplace(r2.first, k2, 10, "xxx", 'a', 4, 5, 6, 7, 8, 9, 10));
     BOOST_TEST(r2.first->second == m2);
     BOOST_TEST_EQ(x.size(), 2u);
-}
+  }
 }
 
 RUN_TESTS()

test/unordered/equality_tests.cpp

@@ -15,8 +15,8 @@
 #include "../helpers/test.hpp"
 
 namespace equality_tests {
-struct mod_compare
-{
+  struct mod_compare
+  {
     bool alt_hash_;
 
     explicit mod_compare(bool alt_hash = false) : alt_hash_(alt_hash) {}
@@ -25,50 +25,48 @@ struct mod_compare
 
     std::size_t operator()(int x) const
     {
-        return alt_hash_ ? static_cast<std::size_t>(x % 250)
-                         : static_cast<std::size_t>((x + 5) % 250);
+      return alt_hash_ ? static_cast<std::size_t>(x % 250)
+                       : static_cast<std::size_t>((x + 5) % 250);
     }
-};
+  };
 
 #define UNORDERED_EQUALITY_SET_TEST(seq1, op, seq2)                            \
-    {                                                                          \
-        boost::unordered_set<int, mod_compare, mod_compare> set1, set2;        \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1)                \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2)                \
-        BOOST_TEST(set1 op set2);                                              \
-    }
+  {                                                                            \
+    boost::unordered_set<int, mod_compare, mod_compare> set1, set2;            \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1)                    \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2)                    \
+    BOOST_TEST(set1 op set2);                                                  \
+  }
 
 #define UNORDERED_EQUALITY_MULTISET_TEST(seq1, op, seq2)                       \
-    {                                                                          \
-        boost::unordered_multiset<int, mod_compare, mod_compare> set1, set2;   \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1)                \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2)                \
-        BOOST_TEST(set1 op set2);                                              \
-    }
+  {                                                                            \
+    boost::unordered_multiset<int, mod_compare, mod_compare> set1, set2;       \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set1, seq1)                    \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_SET_INSERT, set2, seq2)                    \
+    BOOST_TEST(set1 op set2);                                                  \
+  }
 
 #define UNORDERED_EQUALITY_MAP_TEST(seq1, op, seq2)                            \
-    {                                                                          \
-        boost::unordered_map<int, int, mod_compare, mod_compare> map1, map2;   \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1)                \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2)                \
-        BOOST_TEST(map1 op map2);                                              \
-    }
+  {                                                                            \
+    boost::unordered_map<int, int, mod_compare, mod_compare> map1, map2;       \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1)                    \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2)                    \
+    BOOST_TEST(map1 op map2);                                                  \
+  }
 
 #define UNORDERED_EQUALITY_MULTIMAP_TEST(seq1, op, seq2)                       \
-    {                                                                          \
-        boost::unordered_multimap<int, int, mod_compare, mod_compare> map1,    \
-            map2;                                                              \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1)                \
-        BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2)                \
-        BOOST_TEST(map1 op map2);                                              \
-    }
+  {                                                                            \
+    boost::unordered_multimap<int, int, mod_compare, mod_compare> map1, map2;  \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map1, seq1)                    \
+    BOOST_PP_SEQ_FOR_EACH(UNORDERED_MAP_INSERT, map2, seq2)                    \
+    BOOST_TEST(map1 op map2);                                                  \
+  }
 
 #define UNORDERED_SET_INSERT(r, set, item) set.insert(item);
 #define UNORDERED_MAP_INSERT(r, map, item)                                     \
-    map.insert(std::pair<int const, int> BOOST_PP_SEQ_TO_TUPLE(item));
+  map.insert(std::pair<int const, int> BOOST_PP_SEQ_TO_TUPLE(item));
 
-UNORDERED_AUTO_TEST(equality_size_tests)
-{
+  UNORDERED_AUTO_TEST (equality_size_tests) {
     boost::unordered_set<int> x1, x2;
     BOOST_TEST(x1 == x2);
     BOOST_TEST(!(x1 != x2));
@@ -88,61 +86,54 @@ UNORDERED_AUTO_TEST(equality_size_tests)
     BOOST_TEST(!(x1 == x2));
     BOOST_TEST(x2 != x1);
     BOOST_TEST(!(x2 == x1));
-}
+  }
 
-UNORDERED_AUTO_TEST(equality_key_value_tests)
-{
+  UNORDERED_AUTO_TEST (equality_key_value_tests) {
     UNORDERED_EQUALITY_MULTISET_TEST((1), !=, (2))
     UNORDERED_EQUALITY_SET_TEST((2), ==, (2))
     UNORDERED_EQUALITY_MAP_TEST(((1)(1))((2)(1)), !=, ((1)(1))((3)(1)))
-}
+  }
 
-UNORDERED_AUTO_TEST(equality_collision_test)
-{
+  UNORDERED_AUTO_TEST (equality_collision_test) {
     UNORDERED_EQUALITY_MULTISET_TEST((1), !=, (501))
     UNORDERED_EQUALITY_MULTISET_TEST((1)(251), !=, (1)(501))
     UNORDERED_EQUALITY_MULTIMAP_TEST(((251)(1))((1)(1)), !=, ((501)(1))((1)(1)))
     UNORDERED_EQUALITY_MULTISET_TEST((1)(501), ==, (1)(501))
     UNORDERED_EQUALITY_SET_TEST((1)(501), ==, (501)(1))
-}
+  }
 
-UNORDERED_AUTO_TEST(equality_group_size_test)
-{
+  UNORDERED_AUTO_TEST (equality_group_size_test) {
     UNORDERED_EQUALITY_MULTISET_TEST((10)(20)(20), !=, (10)(10)(20))
     UNORDERED_EQUALITY_MULTIMAP_TEST(
-        ((10)(1))((20)(1))((20)(1)), !=, ((10)(1))((20)(1))((10)(1)))
+      ((10)(1))((20)(1))((20)(1)), !=, ((10)(1))((20)(1))((10)(1)))
     UNORDERED_EQUALITY_MULTIMAP_TEST(
-        ((20)(1))((10)(1))((10)(1)), ==, ((10)(1))((20)(1))((10)(1)))
-}
+      ((20)(1))((10)(1))((10)(1)), ==, ((10)(1))((20)(1))((10)(1)))
+  }
 
-UNORDERED_AUTO_TEST(equality_map_value_test)
-{
+  UNORDERED_AUTO_TEST (equality_map_value_test) {
     UNORDERED_EQUALITY_MAP_TEST(((1)(1)), !=, ((1)(2)))
     UNORDERED_EQUALITY_MAP_TEST(((1)(1)), ==, ((1)(1)))
     UNORDERED_EQUALITY_MULTIMAP_TEST(((1)(1)), !=, ((1)(2)))
     UNORDERED_EQUALITY_MULTIMAP_TEST(((1)(1))((1)(1)), !=, ((1)(1))((1)(2)))
     UNORDERED_EQUALITY_MULTIMAP_TEST(((1)(2))((1)(1)), ==, ((1)(1))((1)(2)))
     UNORDERED_EQUALITY_MULTIMAP_TEST(((1)(2))((1)(1)), !=, ((1)(1))((1)(3)))
-}
+  }
 
-UNORDERED_AUTO_TEST(equality_predicate_test)
-{
+  UNORDERED_AUTO_TEST (equality_predicate_test) {
     UNORDERED_EQUALITY_SET_TEST((1), !=, (1001))
     UNORDERED_EQUALITY_MAP_TEST(((1)(2))((1001)(1)), !=, ((1001)(2))((1)(1)))
-}
+  }
 
-UNORDERED_AUTO_TEST(equality_multiple_group_test)
-{
+  UNORDERED_AUTO_TEST (equality_multiple_group_test) {
     UNORDERED_EQUALITY_MULTISET_TEST(
-        (1)(1)(1)(1001)(2001)(2001)(2)(1002)(3)(1003)(2003), ==,
-        (3)(1003)(2003)(1002)(2)(2001)(2001)(1)(1001)(1)(1));
-}
+      (1)(1)(1)(1001)(2001)(2001)(2)(1002)(3)(1003)(2003), ==,
+      (3)(1003)(2003)(1002)(2)(2001)(2001)(1)(1001)(1)(1))
+  }
 
-// Test that equality still works when the two containers have
-// different hash functions but the same equality predicate.
+  // Test that equality still works when the two containers have
+  // different hash functions but the same equality predicate.
 
-UNORDERED_AUTO_TEST(equality_different_hash_test)
-{
+  UNORDERED_AUTO_TEST (equality_different_hash_test) {
     typedef boost::unordered_set<int, mod_compare, mod_compare> set;
     set set1(0, mod_compare(false), mod_compare(false));
     set set2(0, mod_compare(true), mod_compare(true));
@@ -159,7 +150,7 @@ UNORDERED_AUTO_TEST(equality_different_hash_test)
     set1.insert(20);
     set2.insert(10);
     BOOST_TEST(set1 == set2);
-}
+  }
 }
 
 RUN_TESTS()

test/unordered/equivalent_keys_tests.cpp

@@ -17,65 +17,61 @@
 #include "../helpers/tracker.hpp"
 #include "../helpers/invariants.hpp"
 
-#include <iostream>
-
 template <class Container, class Iterator>
 void test_equal_insertion(Iterator begin, Iterator end)
 {
-    typedef test::ordered<Container> tracker;
+  typedef test::ordered<Container> tracker;
 
-    Container x1;
-    tracker x2 = test::create_ordered(x1);
+  Container x1;
+  tracker x2 = test::create_ordered(x1);
 
-    for (Iterator it = begin; it != end; ++it) {
-        x1.insert(*it);
-        x2.insert(*it);
-        x2.compare_key(x1, *it);
-    }
+  for (Iterator it = begin; it != end; ++it) {
+    x1.insert(*it);
+    x2.insert(*it);
+    x2.compare_key(x1, *it);
+  }
 
-    x2.compare(x1);
-    test::check_equivalent_keys(x1);
+  x2.compare(x1);
+  test::check_equivalent_keys(x1);
 }
 
-UNORDERED_AUTO_TEST(set_tests)
-{
-    int values[][5] = {{1}, {54, 23}, {-13, 65}, {77, 77}, {986, 25, 986}};
+UNORDERED_AUTO_TEST (set_tests) {
+  int values[][5] = {{1}, {54, 23}, {-13, 65}, {77, 77}, {986, 25, 986}};
 
-    typedef boost::unordered_set<int> set;
-    typedef boost::unordered_multiset<int> multiset;
+  typedef boost::unordered_set<int> set;
+  typedef boost::unordered_multiset<int> multiset;
 
-    test_equal_insertion<set>(values[0], values[0] + 1);
-    test_equal_insertion<set>(values[1], values[1] + 2);
-    test_equal_insertion<set>(values[2], values[2] + 2);
-    test_equal_insertion<set>(values[3], values[3] + 2);
-    test_equal_insertion<set>(values[4], values[4] + 3);
+  test_equal_insertion<set>(values[0], values[0] + 1);
+  test_equal_insertion<set>(values[1], values[1] + 2);
+  test_equal_insertion<set>(values[2], values[2] + 2);
+  test_equal_insertion<set>(values[3], values[3] + 2);
+  test_equal_insertion<set>(values[4], values[4] + 3);
 
-    test_equal_insertion<multiset>(values[0], values[0] + 1);
-    test_equal_insertion<multiset>(values[1], values[1] + 2);
-    test_equal_insertion<multiset>(values[2], values[2] + 2);
-    test_equal_insertion<multiset>(values[3], values[3] + 2);
-    test_equal_insertion<multiset>(values[4], values[4] + 3);
+  test_equal_insertion<multiset>(values[0], values[0] + 1);
+  test_equal_insertion<multiset>(values[1], values[1] + 2);
+  test_equal_insertion<multiset>(values[2], values[2] + 2);
+  test_equal_insertion<multiset>(values[3], values[3] + 2);
+  test_equal_insertion<multiset>(values[4], values[4] + 3);
 }
 
-UNORDERED_AUTO_TEST(map_tests)
-{
-    typedef test::list<std::pair<int const, int> > values_type;
-    values_type v[5];
-    v[0].push_back(std::pair<int const, int>(1, 1));
-    v[1].push_back(std::pair<int const, int>(28, 34));
-    v[1].push_back(std::pair<int const, int>(16, 58));
-    v[1].push_back(std::pair<int const, int>(-124, 62));
-    v[2].push_back(std::pair<int const, int>(432, 12));
-    v[2].push_back(std::pair<int const, int>(9, 13));
-    v[2].push_back(std::pair<int const, int>(432, 24));
+UNORDERED_AUTO_TEST (map_tests) {
+  typedef test::list<std::pair<int const, int> > values_type;
+  values_type v[5];
+  v[0].push_back(std::pair<int const, int>(1, 1));
+  v[1].push_back(std::pair<int const, int>(28, 34));
+  v[1].push_back(std::pair<int const, int>(16, 58));
+  v[1].push_back(std::pair<int const, int>(-124, 62));
+  v[2].push_back(std::pair<int const, int>(432, 12));
+  v[2].push_back(std::pair<int const, int>(9, 13));
+  v[2].push_back(std::pair<int const, int>(432, 24));
 
-    for (int i = 0; i < 5; ++i)
-        test_equal_insertion<boost::unordered_map<int, int> >(
-            v[i].begin(), v[i].end());
+  for (int i = 0; i < 5; ++i)
+    test_equal_insertion<boost::unordered_map<int, int> >(
+      v[i].begin(), v[i].end());
 
-    for (int i2 = 0; i2 < 5; ++i2)
-        test_equal_insertion<boost::unordered_multimap<int, int> >(
-            v[i2].begin(), v[i2].end());
+  for (int i2 = 0; i2 < 5; ++i2)
+    test_equal_insertion<boost::unordered_multimap<int, int> >(
+      v[i2].begin(), v[i2].end());
 }
 
 RUN_TESTS()

test/unordered/erase_equiv_tests.cpp

@@ -17,7 +17,6 @@
 #include "../helpers/invariants.hpp"
 #include "../helpers/helpers.hpp"
 #include <set>
-#include <iostream>
 #include <iterator>
 #include "../objects/test.hpp"
 
@@ -28,108 +27,105 @@
 
 struct write_pair_type
 {
-    template <class X1, class X2>
-    void operator()(std::pair<X1, X2> const& x) const
-    {
-        std::cout << "(" << x.first << "," << x.second << ")";
-    }
+  template <class X1, class X2>
+  void operator()(std::pair<X1, X2> const& x) const
+  {
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "(" << x.first << "," << x.second << ")";
+  }
 } write_pair;
 
 template <class Container> void write_container(Container const& x)
 {
-    std::for_each(x.begin(), x.end(), write_pair);
-    std::cout << "\n";
+  std::for_each(x.begin(), x.end(), write_pair);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
 }
 
 // Make everything collide - for testing erase in a single bucket.
 struct collision_hash
 {
-    std::size_t operator()(int) const { return 0; }
+  std::size_t operator()(int) const { return 0; }
 };
 
 // For testing erase in 2 buckets.
 struct collision2_hash
 {
-    std::size_t operator()(int x) const
-    {
-        return static_cast<std::size_t>(x & 1);
-    }
+  std::size_t operator()(int x) const
+  {
+    return static_cast<std::size_t>(x & 1);
+  }
 };
 
 // For testing erase in lots of buckets.
 struct collision3_hash
 {
-    std::size_t operator()(int x) const { return static_cast<std::size_t>(x); }
+  std::size_t operator()(int x) const { return static_cast<std::size_t>(x); }
 };
 
 typedef boost::unordered_multimap<int, int, collision_hash, std::equal_to<int>,
-    test::allocator1<std::pair<int const, int> > >
-    collide_map;
+  test::allocator1<std::pair<int const, int> > >
+  collide_map;
 typedef boost::unordered_multimap<int, int, collision2_hash, std::equal_to<int>,
-    test::allocator2<std::pair<int const, int> > >
-    collide_map2;
+  test::allocator2<std::pair<int const, int> > >
+  collide_map2;
 typedef boost::unordered_multimap<int, int, collision3_hash, std::equal_to<int>,
-    test::allocator2<std::pair<int const, int> > >
-    collide_map3;
+  test::allocator2<std::pair<int const, int> > >
+  collide_map3;
 typedef collide_map::value_type collide_value;
 typedef test::list<collide_value> collide_list;
 
-UNORDERED_AUTO_TEST(empty_range_tests)
-{
-    collide_map x;
-    x.erase(x.begin(), x.end());
-    x.erase(x.begin(), x.begin());
-    x.erase(x.end(), x.end());
-    test::check_equivalent_keys(x);
+UNORDERED_AUTO_TEST (empty_range_tests) {
+  collide_map x;
+  x.erase(x.begin(), x.end());
+  x.erase(x.begin(), x.begin());
+  x.erase(x.end(), x.end());
+  test::check_equivalent_keys(x);
 }
 
-UNORDERED_AUTO_TEST(single_item_tests)
-{
-    collide_list init;
-    init.push_back(collide_value(1, 1));
+UNORDERED_AUTO_TEST (single_item_tests) {
+  collide_list init;
+  init.push_back(collide_value(1, 1));
 
+  collide_map x(init.begin(), init.end());
+  x.erase(x.begin(), x.begin());
+  BOOST_TEST(x.count(1) == 1 && x.size() == 1);
+  test::check_equivalent_keys(x);
+  x.erase(x.end(), x.end());
+  BOOST_TEST(x.count(1) == 1 && x.size() == 1);
+  test::check_equivalent_keys(x);
+  x.erase(x.begin(), x.end());
+  BOOST_TEST(x.count(1) == 0 && x.size() == 0);
+  test::check_equivalent_keys(x);
+}
+
+UNORDERED_AUTO_TEST (two_equivalent_item_tests) {
+  collide_list init;
+  init.push_back(collide_value(1, 1));
+  init.push_back(collide_value(1, 2));
+
+  {
     collide_map x(init.begin(), init.end());
-    x.erase(x.begin(), x.begin());
-    BOOST_TEST(x.count(1) == 1 && x.size() == 1);
-    test::check_equivalent_keys(x);
-    x.erase(x.end(), x.end());
-    BOOST_TEST(x.count(1) == 1 && x.size() == 1);
-    test::check_equivalent_keys(x);
     x.erase(x.begin(), x.end());
     BOOST_TEST(x.count(1) == 0 && x.size() == 0);
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(two_equivalent_item_tests)
-{
-    collide_list init;
-    init.push_back(collide_value(1, 1));
-    init.push_back(collide_value(1, 2));
+  {
+    collide_map x(init.begin(), init.end());
+    int value = test::next(x.begin())->second;
+    x.erase(x.begin(), test::next(x.begin()));
+    BOOST_TEST(x.count(1) == 1 && x.size() == 1 && x.begin()->first == 1 &&
+               x.begin()->second == value);
+    test::check_equivalent_keys(x);
+  }
 
-    {
-        collide_map x(init.begin(), init.end());
-        x.erase(x.begin(), x.end());
-        BOOST_TEST(x.count(1) == 0 && x.size() == 0);
-        test::check_equivalent_keys(x);
-    }
-
-    {
-        collide_map x(init.begin(), init.end());
-        int value = test::next(x.begin())->second;
-        x.erase(x.begin(), test::next(x.begin()));
-        BOOST_TEST(x.count(1) == 1 && x.size() == 1 && x.begin()->first == 1 &&
-                   x.begin()->second == value);
-        test::check_equivalent_keys(x);
-    }
-
-    {
-        collide_map x(init.begin(), init.end());
-        int value = x.begin()->second;
-        x.erase(test::next(x.begin()), x.end());
-        BOOST_TEST(x.count(1) == 1 && x.size() == 1 && x.begin()->first == 1 &&
-                   x.begin()->second == value);
-        test::check_equivalent_keys(x);
-    }
+  {
+    collide_map x(init.begin(), init.end());
+    int value = x.begin()->second;
+    x.erase(test::next(x.begin()), x.end());
+    BOOST_TEST(x.count(1) == 1 && x.size() == 1 && x.begin()->first == 1 &&
+               x.begin()->second == value);
+    test::check_equivalent_keys(x);
+  }
 }
 
 // More automated tests...
@@ -137,88 +133,85 @@ UNORDERED_AUTO_TEST(two_equivalent_item_tests)
 template <class Range1, class Range2>
 bool compare(Range1 const& x, Range2 const& y)
 {
-    collide_list a(x.begin(), x.end());
-    collide_list b(y.begin(), y.end());
-    a.sort();
-    b.sort();
-    return a == b;
+  collide_list a(x.begin(), x.end());
+  collide_list b(y.begin(), y.end());
+  a.sort();
+  b.sort();
+  return a == b;
 }
 
 template <class Container>
 bool general_erase_range_test(Container& x, std::size_t start, std::size_t end)
 {
-    collide_list l(x.begin(), x.end());
+  collide_list l(x.begin(), x.end());
 
-    l.erase(test::next(l.begin(), start), test::next(l.begin(), end));
-    x.erase(test::next(x.begin(), start), test::next(x.begin(), end));
+  l.erase(test::next(l.begin(), start), test::next(l.begin(), end));
+  x.erase(test::next(x.begin(), start), test::next(x.begin(), end));
 
-    test::check_equivalent_keys(x);
-    return compare(l, x);
+  test::check_equivalent_keys(x);
+  return compare(l, x);
 }
 
 template <class Container> void erase_subrange_tests(Container const& x)
 {
-    for (std::size_t length = 0; length < x.size(); ++length) {
-        for (std::size_t position = 0; position < x.size() - length;
-             ++position) {
-            Container y(x);
-            collide_list init(y.begin(), y.end());
-            if (!general_erase_range_test(y, position, position + length)) {
-                BOOST_ERROR("general_erase_range_test failed.");
-                std::cout << "Erase: [" << position << "," << position + length
-                          << ")\n";
-                write_container(init);
-                write_container(y);
-            }
-        }
+  for (std::size_t length = 0; length < x.size(); ++length) {
+    for (std::size_t position = 0; position < x.size() - length; ++position) {
+      Container y(x);
+      collide_list init(y.begin(), y.end());
+      if (!general_erase_range_test(y, position, position + length)) {
+        BOOST_ERROR("general_erase_range_test failed.");
+        BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Erase: [" << position << ","
+                                       << position + length << ")\n";
+        write_container(init);
+        write_container(y);
+      }
     }
+  }
 }
 
 template <class Container>
 void x_by_y_erase_range_tests(Container*, int values, int duplicates)
 {
-    Container y;
+  Container y;
 
-    for (int i = 0; i < values; ++i) {
-        for (int j = 0; j < duplicates; ++j) {
-            y.insert(collide_value(i, j));
-        }
+  for (int i = 0; i < values; ++i) {
+    for (int j = 0; j < duplicates; ++j) {
+      y.insert(collide_value(i, j));
     }
+  }
 
-    std::cout << "Values: " << values << ", Duplicates: " << duplicates << "\n";
-    erase_subrange_tests(y);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Values: " << values
+                                 << ", Duplicates: " << duplicates << "\n";
+  erase_subrange_tests(y);
 }
 
 template <class Container>
 void exhaustive_erase_tests(Container* x, int num_values, int num_duplicated)
 {
-    for (int i = 0; i < num_values; ++i) {
-        for (int j = 0; j < num_duplicated; ++j) {
-            x_by_y_erase_range_tests(x, i, j);
-        }
+  for (int i = 0; i < num_values; ++i) {
+    for (int j = 0; j < num_duplicated; ++j) {
+      x_by_y_erase_range_tests(x, i, j);
     }
+  }
 }
 
-UNORDERED_AUTO_TEST(exhaustive_collide_tests)
-{
-    std::cout << "exhaustive_collide_tests:\n";
-    collide_map m;
-    exhaustive_erase_tests((collide_map*)0, 4, 4);
-    std::cout << "\n";
+UNORDERED_AUTO_TEST (exhaustive_collide_tests) {
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "exhaustive_collide_tests:\n";
+  collide_map m;
+  exhaustive_erase_tests((collide_map*)0, 4, 4);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
 }
 
-UNORDERED_AUTO_TEST(exhaustive_collide2_tests)
-{
-    std::cout << "exhaustive_collide2_tests:\n";
-    exhaustive_erase_tests((collide_map2*)0, 8, 4);
-    std::cout << "\n";
+UNORDERED_AUTO_TEST (exhaustive_collide2_tests) {
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "exhaustive_collide2_tests:\n";
+  exhaustive_erase_tests((collide_map2*)0, 8, 4);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
 }
 
-UNORDERED_AUTO_TEST(exhaustive_collide3_tests)
-{
-    std::cout << "exhaustive_collide3_tests:\n";
-    exhaustive_erase_tests((collide_map3*)0, 8, 4);
-    std::cout << "\n";
+UNORDERED_AUTO_TEST (exhaustive_collide3_tests) {
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "exhaustive_collide3_tests:\n";
+  exhaustive_erase_tests((collide_map3*)0, 8, 4);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
 }
 
 RUN_TESTS()

test/unordered/erase_tests.cpp

@@ -18,257 +18,250 @@
 #include "../helpers/helpers.hpp"
 #include "../helpers/invariants.hpp"
 #include <vector>
-#include <iostream>
 #include <cstdlib>
 
 namespace erase_tests {
 
-test::seed_t initialize_seed(85638);
+  test::seed_t initialize_seed(85638);
 
-template <class Container>
-void erase_tests1(Container*, test::random_generator generator)
-{
-    typedef BOOST_DEDUCED_TYPENAME Container::iterator iterator;
-    typedef BOOST_DEDUCED_TYPENAME Container::const_iterator c_iterator;
+  template <class Container>
+  void erase_tests1(Container*, test::random_generator generator)
+  {
+    typedef typename Container::iterator iterator;
+    typedef typename Container::const_iterator c_iterator;
 
-    std::cerr << "Erase by key.\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Erase by key.\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        int iterations = 0;
-        for (BOOST_DEDUCED_TYPENAME test::random_values<Container>::iterator
-                 it = v.begin();
-             it != v.end(); ++it) {
-            std::size_t count = x.count(test::get_key<Container>(*it));
-            std::size_t old_size = x.size();
-            BOOST_TEST(count == x.erase(test::get_key<Container>(*it)));
-            BOOST_TEST(x.size() == old_size - count);
-            BOOST_TEST(x.count(test::get_key<Container>(*it)) == 0);
-            BOOST_TEST(x.find(test::get_key<Container>(*it)) == x.end());
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
-        }
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      int iterations = 0;
+      for (typename test::random_values<Container>::iterator it = v.begin();
+           it != v.end(); ++it) {
+        std::size_t count = x.count(test::get_key<Container>(*it));
+        std::size_t old_size = x.size();
+        BOOST_TEST(count == x.erase(test::get_key<Container>(*it)));
+        BOOST_TEST(x.size() == old_size - count);
+        BOOST_TEST(x.count(test::get_key<Container>(*it)) == 0);
+        BOOST_TEST(x.find(test::get_key<Container>(*it)) == x.end());
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
     }
 
-    std::cerr << "erase(begin()).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "erase(begin()).\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*x.begin());
-            std::size_t count = x.count(key);
-            iterator pos = x.erase(x.begin());
-            --size;
-            BOOST_TEST(pos == x.begin());
-            BOOST_TEST(x.count(key) == count - 1);
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
-        }
-        BOOST_TEST(x.empty());
-    }
-
-    std::cerr << "erase(random position).\n";
-    {
-        test::check_instances check_;
-
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            std::size_t index = test::random_value(x.size());
-            c_iterator prev, pos, next;
-            if (index == 0) {
-                prev = pos = x.begin();
-            } else {
-                prev = test::next(x.begin(), index - 1);
-                pos = test::next(prev);
-            }
-            next = test::next(pos);
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*pos);
-            std::size_t count = x.count(key);
-            BOOST_TEST(count > 0);
-            BOOST_TEST(next == x.erase(pos));
-            --size;
-            if (size > 0)
-                BOOST_TEST(
-                    index == 0 ? next == x.begin() : next == test::next(prev));
-            BOOST_TEST(x.count(key) == count - 1);
-            if (x.count(key) != count - 1) {
-                std::cerr << count << " => " << x.count(key) << std::endl;
-            }
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
-        }
-        BOOST_TEST(x.empty());
-    }
-
-    std::cerr << "erase(ranges).\n";
-    {
-        test::check_instances check_;
-
-        test::random_values<Container> v(500, generator);
-        Container x(v.begin(), v.end());
-
-        std::size_t size = x.size();
-
-        // I'm actually stretching it a little here, as the standard says it
-        // returns 'the iterator immediately following the erase elements'
-        // and if nothing is erased, then there's nothing to follow. But I
-        // think this is the only sensible option...
-        BOOST_TEST(x.erase(x.end(), x.end()) == x.end());
-        BOOST_TEST(x.erase(x.begin(), x.begin()) == x.begin());
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        typename Container::key_type key = test::get_key<Container>(*x.begin());
+        std::size_t count = x.count(key);
+        iterator pos = x.erase(x.begin());
+        --size;
+        BOOST_TEST(pos == x.begin());
+        BOOST_TEST(x.count(key) == count - 1);
         BOOST_TEST(x.size() == size);
-        test::check_equivalent_keys(x);
-
-        BOOST_TEST(x.erase(x.begin(), x.end()) == x.end());
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.begin() == x.end());
-        test::check_equivalent_keys(x);
-
-        BOOST_TEST(x.erase(x.begin(), x.end()) == x.begin());
-        test::check_equivalent_keys(x);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "erase(random ranges).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "erase(random position).\n";
     {
-        test::check_instances check_;
-        Container x;
+      test::check_instances check_;
 
-        for (int i = 0; i < 100; ++i) {
-            test::random_values<Container> v(1000, generator);
-            x.insert(v.begin(), v.end());
-
-            // Note that erase only invalidates the erased iterators.
-            std::vector<c_iterator> iterators;
-            for (c_iterator it = x.cbegin(); it != x.cend(); ++it) {
-                iterators.push_back(it);
-            }
-            iterators.push_back(x.cend());
-
-            while (iterators.size() > 1) {
-                std::size_t start = test::random_value(iterators.size());
-                std::size_t length =
-                    test::random_value(iterators.size() - start);
-                x.erase(iterators[start], iterators[start + length]);
-                iterators.erase(test::next(iterators.begin(), start),
-                    test::next(iterators.begin(), start + length));
-
-                BOOST_TEST(x.size() == iterators.size() - 1);
-                BOOST_DEDUCED_TYPENAME std::vector<c_iterator>::const_iterator
-                    i2 = iterators.begin();
-                for (c_iterator i1 = x.cbegin(); i1 != x.cend(); ++i1) {
-                    BOOST_TEST(i1 == *i2);
-                    ++i2;
-                }
-                BOOST_TEST(x.cend() == *i2);
-
-                test::check_equivalent_keys(x);
-            }
-            BOOST_TEST(x.empty());
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        std::size_t index = test::random_value(x.size());
+        c_iterator prev, pos, next;
+        if (index == 0) {
+          prev = pos = x.begin();
+        } else {
+          prev = test::next(x.begin(), index - 1);
+          pos = test::next(prev);
         }
+        next = test::next(pos);
+        typename Container::key_type key = test::get_key<Container>(*pos);
+        std::size_t count = x.count(key);
+        BOOST_TEST(count > 0);
+        BOOST_TEST(next == x.erase(pos));
+        --size;
+        if (size > 0)
+          BOOST_TEST(index == 0 ? next == x.begin() : next == test::next(prev));
+        BOOST_TEST(x.count(key) == count - 1);
+        if (x.count(key) != count - 1) {
+          BOOST_LIGHTWEIGHT_TEST_OSTREAM << count << " => " << x.count(key)
+                                         << std::endl;
+        }
+        BOOST_TEST(x.size() == size);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "quick_erase(begin()).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "erase(ranges).\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
+      test::random_values<Container> v(500, generator);
+      Container x(v.begin(), v.end());
+
+      std::size_t size = x.size();
+
+      // I'm actually stretching it a little here, as the standard says it
+      // returns 'the iterator immediately following the erase elements'
+      // and if nothing is erased, then there's nothing to follow. But I
+      // think this is the only sensible option...
+      BOOST_TEST(x.erase(x.end(), x.end()) == x.end());
+      BOOST_TEST(x.erase(x.begin(), x.begin()) == x.begin());
+      BOOST_TEST(x.size() == size);
+      test::check_equivalent_keys(x);
+
+      BOOST_TEST(x.erase(x.begin(), x.end()) == x.end());
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.begin() == x.end());
+      test::check_equivalent_keys(x);
+
+      BOOST_TEST(x.erase(x.begin(), x.end()) == x.begin());
+      test::check_equivalent_keys(x);
+    }
+
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "erase(random ranges).\n";
+    {
+      test::check_instances check_;
+      Container x;
+
+      for (int i = 0; i < 100; ++i) {
         test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*x.begin());
-            std::size_t count = x.count(key);
-            x.quick_erase(x.begin());
-            --size;
-            BOOST_TEST(x.count(key) == count - 1);
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
+        x.insert(v.begin(), v.end());
+
+        // Note that erase only invalidates the erased iterators.
+        std::vector<c_iterator> iterators;
+        for (c_iterator it = x.cbegin(); it != x.cend(); ++it) {
+          iterators.push_back(it);
+        }
+        iterators.push_back(x.cend());
+
+        while (iterators.size() > 1) {
+          std::size_t start = test::random_value(iterators.size());
+          std::size_t length = test::random_value(iterators.size() - start);
+          x.erase(iterators[start], iterators[start + length]);
+          iterators.erase(test::next(iterators.begin(), start),
+            test::next(iterators.begin(), start + length));
+
+          BOOST_TEST(x.size() == iterators.size() - 1);
+          typename std::vector<c_iterator>::const_iterator i2 =
+            iterators.begin();
+          for (c_iterator i1 = x.cbegin(); i1 != x.cend(); ++i1) {
+            BOOST_TEST(i1 == *i2);
+            ++i2;
+          }
+          BOOST_TEST(x.cend() == *i2);
+
+          test::check_equivalent_keys(x);
         }
         BOOST_TEST(x.empty());
+      }
     }
 
-    std::cerr << "quick_erase(random position).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "quick_erase(begin()).\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            std::size_t index = test::random_value(x.size());
-            BOOST_DEDUCED_TYPENAME Container::const_iterator prev, pos, next;
-            if (index == 0) {
-                prev = pos = x.begin();
-            } else {
-                prev = test::next(x.begin(), index - 1);
-                pos = test::next(prev);
-            }
-            next = test::next(pos);
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*pos);
-            std::size_t count = x.count(key);
-            BOOST_TEST(count > 0);
-            x.quick_erase(pos);
-            --size;
-            if (size > 0)
-                BOOST_TEST(
-                    index == 0 ? next == x.begin() : next == test::next(prev));
-            BOOST_TEST(x.count(key) == count - 1);
-            if (x.count(key) != count - 1) {
-                std::cerr << count << " => " << x.count(key) << std::endl;
-            }
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        typename Container::key_type key = test::get_key<Container>(*x.begin());
+        std::size_t count = x.count(key);
+        x.quick_erase(x.begin());
+        --size;
+        BOOST_TEST(x.count(key) == count - 1);
+        BOOST_TEST(x.size() == size);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
+    }
+
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "quick_erase(random position).\n";
+    {
+      test::check_instances check_;
+
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        std::size_t index = test::random_value(x.size());
+        typename Container::const_iterator prev, pos, next;
+        if (index == 0) {
+          prev = pos = x.begin();
+        } else {
+          prev = test::next(x.begin(), index - 1);
+          pos = test::next(prev);
         }
-        BOOST_TEST(x.empty());
+        next = test::next(pos);
+        typename Container::key_type key = test::get_key<Container>(*pos);
+        std::size_t count = x.count(key);
+        BOOST_TEST(count > 0);
+        x.quick_erase(pos);
+        --size;
+        if (size > 0)
+          BOOST_TEST(index == 0 ? next == x.begin() : next == test::next(prev));
+        BOOST_TEST(x.count(key) == count - 1);
+        if (x.count(key) != count - 1) {
+          BOOST_LIGHTWEIGHT_TEST_OSTREAM << count << " => " << x.count(key)
+                                         << std::endl;
+        }
+        BOOST_TEST(x.size() == size);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "clear().\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "clear().\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(500, generator);
-        Container x(v.begin(), v.end());
-        x.clear();
-        BOOST_TEST(x.empty());
-        BOOST_TEST(x.begin() == x.end());
+      test::random_values<Container> v(500, generator);
+      Container x(v.begin(), v.end());
+      x.clear();
+      BOOST_TEST(x.empty());
+      BOOST_TEST(x.begin() == x.end());
     }
 
-    std::cerr << "\n";
-}
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
+  }
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     erase_tests1, ((test_set)(test_multiset)(test_map)(test_multimap))(
-                      (default_generator)(generate_collisions)(limited_range)))
+                    (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/extract_tests.cpp

@@ -17,124 +17,117 @@
 #include "../helpers/test.hpp"
 #include "../helpers/tracker.hpp"
 #include "../objects/test.hpp"
-#include <boost/next_prior.hpp>
-
-#include <iostream>
 
 namespace extract_tests {
 
-test::seed_t initialize_seed(85638);
+  test::seed_t initialize_seed(85638);
 
-template <class Container>
-void extract_tests1(Container*, test::random_generator generator)
-{
-    std::cerr << "Extract by key.\n";
+  template <class Container>
+  void extract_tests1(Container*, test::random_generator generator)
+  {
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Extract by key.\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        int iterations = 0;
-        for (BOOST_DEDUCED_TYPENAME test::random_values<Container>::iterator
-                 it = v.begin();
-             it != v.end(); ++it) {
-            std::size_t count = x.count(test::get_key<Container>(*it));
-            std::size_t old_size = x.size();
-            std::size_t new_count = count ? count - 1 : count;
-            std::size_t new_size = count ? old_size - 1 : old_size;
-            typename Container::node_type n =
-                x.extract(test::get_key<Container>(*it));
-            BOOST_TEST((n ? true : false) == (count ? true : false));
-            BOOST_TEST(x.size() == new_size);
-            BOOST_TEST(x.count(test::get_key<Container>(*it)) == new_count);
-            if (!new_count) {
-                BOOST_TEST(x.find(test::get_key<Container>(*it)) == x.end());
-            } else {
-                BOOST_TEST(x.find(test::get_key<Container>(*it)) != x.end());
-            }
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      int iterations = 0;
+      for (typename test::random_values<Container>::iterator it = v.begin();
+           it != v.end(); ++it) {
+        std::size_t count = x.count(test::get_key<Container>(*it));
+        std::size_t old_size = x.size();
+        std::size_t new_count = count ? count - 1 : count;
+        std::size_t new_size = count ? old_size - 1 : old_size;
+        typename Container::node_type n =
+          x.extract(test::get_key<Container>(*it));
+        BOOST_TEST((n ? true : false) == (count ? true : false));
+        BOOST_TEST(x.size() == new_size);
+        BOOST_TEST(x.count(test::get_key<Container>(*it)) == new_count);
+        if (!new_count) {
+          BOOST_TEST(x.find(test::get_key<Container>(*it)) == x.end());
+        } else {
+          BOOST_TEST(x.find(test::get_key<Container>(*it)) != x.end());
         }
-        BOOST_TEST(x.empty());
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "extract(begin()).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "extract(begin()).\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*x.begin());
-            std::size_t count = x.count(key);
-            typename Container::node_type n = x.extract(x.begin());
-            BOOST_TEST(n);
-            --size;
-            BOOST_TEST(x.count(key) == count - 1);
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
-        }
-        BOOST_TEST(x.empty());
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        typename Container::key_type key = test::get_key<Container>(*x.begin());
+        std::size_t count = x.count(key);
+        typename Container::node_type n = x.extract(x.begin());
+        BOOST_TEST(n);
+        --size;
+        BOOST_TEST(x.count(key) == count - 1);
+        BOOST_TEST(x.size() == size);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "extract(random position).\n";
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "extract(random position).\n";
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<Container> v(1000, generator);
-        Container x(v.begin(), v.end());
-        std::size_t size = x.size();
-        int iterations = 0;
-        while (size > 0 && !x.empty()) {
-            using namespace std;
-            int index = rand() % (int)x.size();
-            BOOST_DEDUCED_TYPENAME Container::const_iterator prev, pos, next;
-            if (index == 0) {
-                prev = pos = x.begin();
-            } else {
-                prev = boost::next(x.begin(), index - 1);
-                pos = boost::next(prev);
-            }
-            next = boost::next(pos);
-            BOOST_DEDUCED_TYPENAME Container::key_type key =
-                test::get_key<Container>(*pos);
-            std::size_t count = x.count(key);
-            typename Container::node_type n = x.extract(pos);
-            BOOST_TEST(n);
-            --size;
-            if (size > 0)
-                BOOST_TEST(
-                    index == 0 ? next == x.begin() : next == boost::next(prev));
-            BOOST_TEST(x.count(key) == count - 1);
-            BOOST_TEST(x.size() == size);
-            if (++iterations % 20 == 0)
-                test::check_equivalent_keys(x);
+      test::random_values<Container> v(1000, generator);
+      Container x(v.begin(), v.end());
+      std::size_t size = x.size();
+      int iterations = 0;
+      while (size > 0 && !x.empty()) {
+        using namespace std;
+        int index = rand() % (int)x.size();
+        typename Container::const_iterator prev, pos, next;
+        if (index == 0) {
+          prev = pos = x.begin();
+        } else {
+          prev = test::next(x.begin(), index - 1);
+          pos = test::next(prev);
         }
-        BOOST_TEST(x.empty());
+        next = test::next(pos);
+        typename Container::key_type key = test::get_key<Container>(*pos);
+        std::size_t count = x.count(key);
+        typename Container::node_type n = x.extract(pos);
+        BOOST_TEST(n);
+        --size;
+        if (size > 0)
+          BOOST_TEST(index == 0 ? next == x.begin() : next == test::next(prev));
+        BOOST_TEST(x.count(key) == count - 1);
+        BOOST_TEST(x.size() == size);
+        if (++iterations % 20 == 0)
+          test::check_equivalent_keys(x);
+      }
+      BOOST_TEST(x.empty());
     }
 
-    std::cerr << "\n";
-}
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\n";
+  }
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
+  using test::default_generator;
+  using test::generate_collisions;
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     extract_tests1, ((test_set)(test_multiset)(test_map)(test_multimap))(
-                        (default_generator)(generate_collisions)))
+                      (default_generator)(generate_collisions)))
 }
 
 RUN_TESTS()

test/unordered/find_tests.cpp

@@ -18,109 +18,102 @@
 
 namespace find_tests {
 
-test::seed_t initialize_seed(78937);
+  test::seed_t initialize_seed(78937);
 
-template <class X> void find_tests1(X*, test::random_generator generator)
-{
-    typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
+  template <class X> void find_tests1(X*, test::random_generator generator)
+  {
+    typedef typename X::iterator iterator;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<X> v(500, generator);
-        X x(v.begin(), v.end());
-        X const& x_const = x;
-        test::ordered<X> tracker = test::create_ordered(x);
-        tracker.insert_range(v.begin(), v.end());
+      test::random_values<X> v(500, generator);
+      X x(v.begin(), v.end());
+      X const& x_const = x;
+      test::ordered<X> tracker = test::create_ordered(x);
+      tracker.insert_range(v.begin(), v.end());
 
-        for (BOOST_DEDUCED_TYPENAME test::ordered<X>::const_iterator it1 =
-                 tracker.begin();
-             it1 != tracker.end(); ++it1) {
-            BOOST_DEDUCED_TYPENAME X::key_type key = test::get_key<X>(*it1);
-            BOOST_DEDUCED_TYPENAME X::const_iterator const_pos =
-                x_const.find(key);
-            iterator pos = x.find(key);
-            BOOST_TEST(const_pos != x_const.end());
-            BOOST_TEST(const_pos != x_const.end() &&
-                       x_const.key_eq()(key, test::get_key<X>(*const_pos)));
-            BOOST_TEST(pos != x.end());
-            BOOST_TEST(
-                pos != x.end() && x.key_eq()(key, test::get_key<X>(*pos)));
+      for (typename test::ordered<X>::const_iterator it1 = tracker.begin();
+           it1 != tracker.end(); ++it1) {
+        typename X::key_type key = test::get_key<X>(*it1);
+        typename X::const_iterator const_pos = x_const.find(key);
+        iterator pos = x.find(key);
+        BOOST_TEST(const_pos != x_const.end());
+        BOOST_TEST(const_pos != x_const.end() &&
+                   x_const.key_eq()(key, test::get_key<X>(*const_pos)));
+        BOOST_TEST(pos != x.end());
+        BOOST_TEST(pos != x.end() && x.key_eq()(key, test::get_key<X>(*pos)));
 
-            BOOST_TEST(x.count(key) == tracker.count(key));
+        BOOST_TEST(x.count(key) == tracker.count(key));
 
-            test::compare_pairs(x.equal_range(key), tracker.equal_range(key),
-                (BOOST_DEDUCED_TYPENAME X::value_type*)0);
-            test::compare_pairs(x_const.equal_range(key),
-                tracker.equal_range(key),
-                (BOOST_DEDUCED_TYPENAME X::value_type*)0);
-        }
+        test::compare_pairs(x.equal_range(key), tracker.equal_range(key),
+          (typename X::value_type*)0);
+        test::compare_pairs(x_const.equal_range(key), tracker.equal_range(key),
+          (typename X::value_type*)0);
+      }
 
-        test::random_values<X> v2(500, generator);
-        for (BOOST_DEDUCED_TYPENAME test::random_values<X>::const_iterator it2 =
-                 v2.begin();
-             it2 != v2.end(); ++it2) {
-            BOOST_DEDUCED_TYPENAME X::key_type key = test::get_key<X>(*it2);
-            if (tracker.find(test::get_key<X>(key)) == tracker.end()) {
-                BOOST_TEST(x.find(key) == x.end());
-                BOOST_TEST(x_const.find(key) == x_const.end());
-                BOOST_TEST(x.count(key) == 0);
-                std::pair<iterator, iterator> range = x.equal_range(key);
-                BOOST_TEST(range.first == range.second);
-            }
+      test::random_values<X> v2(500, generator);
+      for (typename test::random_values<X>::const_iterator it2 = v2.begin();
+           it2 != v2.end(); ++it2) {
+        typename X::key_type key = test::get_key<X>(*it2);
+        if (tracker.find(test::get_key<X>(key)) == tracker.end()) {
+          BOOST_TEST(x.find(key) == x.end());
+          BOOST_TEST(x_const.find(key) == x_const.end());
+          BOOST_TEST(x.count(key) == 0);
+          std::pair<iterator, iterator> range = x.equal_range(key);
+          BOOST_TEST(range.first == range.second);
         }
+      }
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        X x;
+      X x;
 
-        test::random_values<X> v2(5, generator);
-        for (BOOST_DEDUCED_TYPENAME test::random_values<X>::const_iterator it3 =
-                 v2.begin();
-             it3 != v2.end(); ++it3) {
-            BOOST_DEDUCED_TYPENAME X::key_type key = test::get_key<X>(*it3);
-            BOOST_TEST(x.find(key) == x.end());
-            BOOST_TEST(x.count(key) == 0);
-            std::pair<iterator, iterator> range = x.equal_range(key);
-            BOOST_TEST(range.first == range.second);
-        }
+      test::random_values<X> v2(5, generator);
+      for (typename test::random_values<X>::const_iterator it3 = v2.begin();
+           it3 != v2.end(); ++it3) {
+        typename X::key_type key = test::get_key<X>(*it3);
+        BOOST_TEST(x.find(key) == x.end());
+        BOOST_TEST(x.count(key) == 0);
+        std::pair<iterator, iterator> range = x.equal_range(key);
+        BOOST_TEST(range.first == range.second);
+      }
     }
-}
+  }
 
-struct compatible_key
-{
+  struct compatible_key
+  {
     test::object o_;
 
     compatible_key(test::object const& o) : o_(o) {}
-};
+  };
 
-struct compatible_hash
-{
+  struct compatible_hash
+  {
     test::hash hash_;
 
     std::size_t operator()(compatible_key const& k) const
     {
-        return hash_(k.o_);
+      return hash_(k.o_);
     }
-};
+  };
 
-struct compatible_predicate
-{
+  struct compatible_predicate
+  {
     test::equal_to equal_;
 
     bool operator()(compatible_key const& k1, compatible_key const& k2) const
     {
-        return equal_(k1.o_, k2.o_);
+      return equal_(k1.o_, k2.o_);
     }
-};
+  };
 
-template <class X>
-void find_compatible_keys_test(X*, test::random_generator generator)
-{
-    typedef BOOST_DEDUCED_TYPENAME test::random_values<X>::iterator
-        value_iterator;
+  template <class X>
+  void find_compatible_keys_test(X*, test::random_generator generator)
+  {
+    typedef typename test::random_values<X>::iterator value_iterator;
     test::random_values<X> v(500, generator);
     X x(v.begin(), v.end());
 
@@ -128,37 +121,37 @@ void find_compatible_keys_test(X*, test::random_generator generator)
     compatible_predicate eq;
 
     for (value_iterator it = v.begin(), end = v.end(); it != end; ++it) {
-        BOOST_DEDUCED_TYPENAME X::key_type key = test::get_key<X>(*it);
-        BOOST_TEST(x.find(key) == x.find(compatible_key(key), h, eq));
+      typename X::key_type key = test::get_key<X>(*it);
+      BOOST_TEST(x.find(key) == x.find(compatible_key(key), h, eq));
     }
 
     test::random_values<X> v2(20, generator);
 
     for (value_iterator it = v2.begin(), end = v2.end(); it != end; ++it) {
-        BOOST_DEDUCED_TYPENAME X::key_type key = test::get_key<X>(*it);
-        BOOST_TEST(x.find(key) == x.find(compatible_key(key), h, eq));
+      typename X::key_type key = test::get_key<X>(*it);
+      BOOST_TEST(x.find(key) == x.find(compatible_key(key), h, eq));
     }
-}
+  }
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator1<test::object> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     find_tests1, ((test_set)(test_multiset)(test_map)(test_multimap))(
-                     (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(find_compatible_keys_test,
-    ((test_set)(test_multiset)(test_map)(test_multimap))(
                    (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(find_compatible_keys_test,
+    ((test_set)(test_multiset)(test_map)(test_multimap))(
+      (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/fwd_map_test.cpp

@@ -12,41 +12,41 @@
 template <typename T>
 void call_swap(boost::unordered_map<T, T>& x, boost::unordered_map<T, T>& y)
 {
-    swap(x, y);
+  swap(x, y);
 }
 
 template <typename T>
 bool call_equals(boost::unordered_map<T, T>& x, boost::unordered_map<T, T>& y)
 {
-    return x == y;
+  return x == y;
 }
 
 template <typename T>
 bool call_not_equals(
-    boost::unordered_map<T, T>& x, boost::unordered_map<T, T>& y)
+  boost::unordered_map<T, T>& x, boost::unordered_map<T, T>& y)
 {
-    return x != y;
+  return x != y;
 }
 
 template <typename T>
 void call_swap(
-    boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
+  boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
 {
-    swap(x, y);
+  swap(x, y);
 }
 
 template <typename T>
 bool call_equals(
-    boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
+  boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
 {
-    return x == y;
+  return x == y;
 }
 
 template <typename T>
 bool call_not_equals(
-    boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
+  boost::unordered_multimap<T, T>& x, boost::unordered_multimap<T, T>& y)
 {
-    return x != y;
+  return x != y;
 }
 
 #include <boost/unordered_map.hpp>
@@ -55,29 +55,27 @@ bool call_not_equals(
 typedef boost::unordered_map<int, int> int_map;
 typedef boost::unordered_multimap<int, int> int_multimap;
 
-UNORDERED_AUTO_TEST(use_map_fwd_declared_function)
-{
-    int_map x, y;
-    x[1] = 2;
-    y[2] = 1;
-    call_swap(x, y);
+UNORDERED_AUTO_TEST (use_map_fwd_declared_function) {
+  int_map x, y;
+  x[1] = 2;
+  y[2] = 1;
+  call_swap(x, y);
 
-    BOOST_TEST(y.find(1) != y.end() && y.find(1)->second == 2);
-    BOOST_TEST(y.find(2) == y.end());
+  BOOST_TEST(y.find(1) != y.end() && y.find(1)->second == 2);
+  BOOST_TEST(y.find(2) == y.end());
 
-    BOOST_TEST(x.find(1) == x.end());
-    BOOST_TEST(x.find(2) != x.end() && x.find(2)->second == 1);
+  BOOST_TEST(x.find(1) == x.end());
+  BOOST_TEST(x.find(2) != x.end() && x.find(2)->second == 1);
 
-    BOOST_TEST(!call_equals(x, y));
-    BOOST_TEST(call_not_equals(x, y));
+  BOOST_TEST(!call_equals(x, y));
+  BOOST_TEST(call_not_equals(x, y));
 }
 
-UNORDERED_AUTO_TEST(use_multimap_fwd_declared_function)
-{
-    int_multimap x, y;
-    call_swap(x, y);
-    BOOST_TEST(call_equals(x, y));
-    BOOST_TEST(!call_not_equals(x, y));
+UNORDERED_AUTO_TEST (use_multimap_fwd_declared_function) {
+  int_multimap x, y;
+  call_swap(x, y);
+  BOOST_TEST(call_equals(x, y));
+  BOOST_TEST(!call_not_equals(x, y));
 }
 
 RUN_TESTS()

test/unordered/fwd_set_test.cpp

@@ -11,55 +11,55 @@
 
 struct true_type
 {
-    char x[100];
+  char x[100];
 };
 struct false_type
 {
-    char x;
+  char x;
 };
 
 false_type is_unordered_set_impl(void*);
 
 template <class Value, class Hash, class Pred, class Alloc>
 true_type is_unordered_set_impl(
-    boost::unordered_set<Value, Hash, Pred, Alloc>*);
+  boost::unordered_set<Value, Hash, Pred, Alloc>*);
 
 template <typename T>
 void call_swap(boost::unordered_set<T>& x, boost::unordered_set<T>& y)
 {
-    swap(x, y);
+  swap(x, y);
 }
 
 template <typename T>
 bool call_equals(boost::unordered_set<T>& x, boost::unordered_set<T>& y)
 {
-    return x == y;
+  return x == y;
 }
 
 template <typename T>
 bool call_not_equals(boost::unordered_set<T>& x, boost::unordered_set<T>& y)
 {
-    return x != y;
+  return x != y;
 }
 
 template <typename T>
 void call_swap(boost::unordered_multiset<T>& x, boost::unordered_multiset<T>& y)
 {
-    swap(x, y);
+  swap(x, y);
 }
 
 template <typename T>
 bool call_equals(
-    boost::unordered_multiset<T>& x, boost::unordered_multiset<T>& y)
+  boost::unordered_multiset<T>& x, boost::unordered_multiset<T>& y)
 {
-    return x == y;
+  return x == y;
 }
 
 template <typename T>
 bool call_not_equals(
-    boost::unordered_multiset<T>& x, boost::unordered_multiset<T>& y)
+  boost::unordered_multiset<T>& x, boost::unordered_multiset<T>& y)
 {
-    return x != y;
+  return x != y;
 }
 
 #include "../helpers/test.hpp"
@@ -67,44 +67,40 @@ bool call_not_equals(
 typedef boost::unordered_set<int> int_set;
 typedef boost::unordered_multiset<int> int_multiset;
 
-UNORDERED_AUTO_TEST(use_fwd_declared_trait_without_definition)
-{
-    BOOST_TEST(sizeof(is_unordered_set_impl((int_set*)0)) == sizeof(true_type));
+UNORDERED_AUTO_TEST (use_fwd_declared_trait_without_definition) {
+  BOOST_TEST(sizeof(is_unordered_set_impl((int_set*)0)) == sizeof(true_type));
 }
 
 #include <boost/unordered_set.hpp>
 
-UNORDERED_AUTO_TEST(use_fwd_declared_trait)
-{
-    boost::unordered_set<int> x;
-    BOOST_TEST(sizeof(is_unordered_set_impl(&x)) == sizeof(true_type));
+UNORDERED_AUTO_TEST (use_fwd_declared_trait) {
+  boost::unordered_set<int> x;
+  BOOST_TEST(sizeof(is_unordered_set_impl(&x)) == sizeof(true_type));
 
-    BOOST_TEST(sizeof(is_unordered_set_impl((int*)0)) == sizeof(false_type));
+  BOOST_TEST(sizeof(is_unordered_set_impl((int*)0)) == sizeof(false_type));
 }
 
-UNORDERED_AUTO_TEST(use_set_fwd_declared_function)
-{
-    int_set x, y;
-    x.insert(1);
-    y.insert(2);
-    call_swap(x, y);
+UNORDERED_AUTO_TEST (use_set_fwd_declared_function) {
+  int_set x, y;
+  x.insert(1);
+  y.insert(2);
+  call_swap(x, y);
 
-    BOOST_TEST(y.find(1) != y.end());
-    BOOST_TEST(y.find(2) == y.end());
+  BOOST_TEST(y.find(1) != y.end());
+  BOOST_TEST(y.find(2) == y.end());
 
-    BOOST_TEST(x.find(1) == x.end());
-    BOOST_TEST(x.find(2) != x.end());
+  BOOST_TEST(x.find(1) == x.end());
+  BOOST_TEST(x.find(2) != x.end());
 
-    BOOST_TEST(!call_equals(x, y));
-    BOOST_TEST(call_not_equals(x, y));
+  BOOST_TEST(!call_equals(x, y));
+  BOOST_TEST(call_not_equals(x, y));
 }
 
-UNORDERED_AUTO_TEST(use_multiset_fwd_declared_function)
-{
-    int_multiset x, y;
-    call_swap(x, y);
-    BOOST_TEST(call_equals(x, y));
-    BOOST_TEST(!call_not_equals(x, y));
+UNORDERED_AUTO_TEST (use_multiset_fwd_declared_function) {
+  int_multiset x, y;
+  call_swap(x, y);
+  BOOST_TEST(call_equals(x, y));
+  BOOST_TEST(!call_not_equals(x, y));
 }
 
 RUN_TESTS()

test/unordered/incomplete_test.cpp

@@ -13,124 +13,129 @@
 #include <utility>
 
 namespace x {
-struct D
-{
+  struct D
+  {
     boost::unordered_map<D, D> x;
-};
+  };
 }
 
 namespace incomplete_test {
-// Declare, but don't define some types.
+  // Declare, but don't define some types.
 
-struct value;
-struct hash;
-struct equals;
-template <class T> struct allocator;
+  struct value;
+  struct hash;
+  struct equals;
+  template <class T> struct allocator;
 
-// Declare some instances
+  // Declare some instances
 
-typedef boost::unordered_map<value, value, hash, equals,
+  typedef boost::unordered_map<value, value, hash, equals,
     allocator<std::pair<value const, value> > >
     map;
-typedef boost::unordered_multimap<value, value, hash, equals,
+  typedef boost::unordered_multimap<value, value, hash, equals,
     allocator<std::pair<value const, value> > >
     multimap;
-typedef boost::unordered_set<value, hash, equals, allocator<value> > set;
-typedef boost::unordered_multiset<value, hash, equals, allocator<value> >
+  typedef boost::unordered_set<value, hash, equals, allocator<value> > set;
+  typedef boost::unordered_multiset<value, hash, equals, allocator<value> >
     multiset;
 
-// Now define the types which are stored as members, as they are needed for
-// declaring struct members.
+  // Now define the types which are stored as members, as they are needed for
+  // declaring struct members.
 
-struct hash
-{
+  struct hash
+  {
     template <typename T> std::size_t operator()(T const&) const { return 0; }
-};
+  };
 
-struct equals
-{
+  struct equals
+  {
     template <typename T> bool operator()(T const&, T const&) const
     {
-        return true;
+      return true;
     }
-};
+  };
 
-// This is a dubious way to implement an allocator, but good enough
-// for this test.
-template <typename T> struct allocator : std::allocator<T>
-{
+  // This is a dubious way to implement an allocator, but good enough
+  // for this test.
+  template <typename T> struct allocator : std::allocator<T>
+  {
     allocator() {}
 
     template <typename T2>
     allocator(const allocator<T2>& other) : std::allocator<T>(other)
     {
     }
-};
 
-// Declare some members of a structs.
-//
-// Incomplete hash, equals and allocator aren't here supported at the
-// moment.
+    template <typename T2>
+    allocator(const std::allocator<T2>& other) : std::allocator<T>(other)
+    {
+    }
+  };
 
-struct struct1
-{
+  // Declare some members of a structs.
+  //
+  // Incomplete hash, equals and allocator aren't here supported at the
+  // moment.
+
+  struct struct1
+  {
     boost::unordered_map<struct1, struct1, hash, equals,
-        allocator<std::pair<struct1 const, struct1> > >
-        x;
-};
-struct struct2
-{
+      allocator<std::pair<struct1 const, struct1> > >
+      x;
+  };
+  struct struct2
+  {
     boost::unordered_multimap<struct2, struct2, hash, equals,
-        allocator<std::pair<struct2 const, struct2> > >
-        x;
-};
-struct struct3
-{
+      allocator<std::pair<struct2 const, struct2> > >
+      x;
+  };
+  struct struct3
+  {
     boost::unordered_set<struct3, hash, equals, allocator<struct3> > x;
-};
-struct struct4
-{
+  };
+  struct struct4
+  {
     boost::unordered_multiset<struct4, hash, equals, allocator<struct4> > x;
-};
+  };
 
-// Now define the value type.
+  // Now define the value type.
 
-struct value
-{
-};
+  struct value
+  {
+  };
 
-// Create some instances.
+  // Create some instances.
 
-incomplete_test::map m1;
-incomplete_test::multimap m2;
-incomplete_test::set s1;
-incomplete_test::multiset s2;
+  incomplete_test::map m1;
+  incomplete_test::multimap m2;
+  incomplete_test::set s1;
+  incomplete_test::multiset s2;
 
-incomplete_test::struct1 c1;
-incomplete_test::struct2 c2;
-incomplete_test::struct3 c3;
-incomplete_test::struct4 c4;
+  incomplete_test::struct1 c1;
+  incomplete_test::struct2 c2;
+  incomplete_test::struct3 c3;
+  incomplete_test::struct4 c4;
 
-// Now declare, but don't define, the operators required for comparing
-// elements.
+  // Now declare, but don't define, the operators required for comparing
+  // elements.
 
-std::size_t hash_value(value const&);
-bool operator==(value const&, value const&);
+  std::size_t hash_value(value const&);
+  bool operator==(value const&, value const&);
 
-std::size_t hash_value(struct1 const&);
-std::size_t hash_value(struct2 const&);
-std::size_t hash_value(struct3 const&);
-std::size_t hash_value(struct4 const&);
+  std::size_t hash_value(struct1 const&);
+  std::size_t hash_value(struct2 const&);
+  std::size_t hash_value(struct3 const&);
+  std::size_t hash_value(struct4 const&);
 
-bool operator==(struct1 const&, struct1 const&);
-bool operator==(struct2 const&, struct2 const&);
-bool operator==(struct3 const&, struct3 const&);
-bool operator==(struct4 const&, struct4 const&);
+  bool operator==(struct1 const&, struct1 const&);
+  bool operator==(struct2 const&, struct2 const&);
+  bool operator==(struct3 const&, struct3 const&);
+  bool operator==(struct4 const&, struct4 const&);
 
-// And finally use these
+  // And finally use these
 
-void use_types()
-{
+  void use_types()
+  {
     incomplete_test::value x;
     m1[x] = x;
     m2.insert(std::make_pair(x, x));
@@ -141,28 +146,28 @@ void use_types()
     c2.x.insert(std::make_pair(c2, c2));
     c3.x.insert(c3);
     c4.x.insert(c4);
-}
+  }
 
-// And finally define the operators required for comparing elements.
+  // And finally define the operators required for comparing elements.
 
-std::size_t hash_value(value const&) { return 0; }
-bool operator==(value const&, value const&) { return true; }
+  std::size_t hash_value(value const&) { return 0; }
+  bool operator==(value const&, value const&) { return true; }
 
-std::size_t hash_value(struct1 const&) { return 0; }
-std::size_t hash_value(struct2 const&) { return 0; }
-std::size_t hash_value(struct3 const&) { return 0; }
-std::size_t hash_value(struct4 const&) { return 0; }
+  std::size_t hash_value(struct1 const&) { return 0; }
+  std::size_t hash_value(struct2 const&) { return 0; }
+  std::size_t hash_value(struct3 const&) { return 0; }
+  std::size_t hash_value(struct4 const&) { return 0; }
 
-bool operator==(struct1 const&, struct1 const&) { return true; }
-bool operator==(struct2 const&, struct2 const&) { return true; }
-bool operator==(struct3 const&, struct3 const&) { return true; }
-bool operator==(struct4 const&, struct4 const&) { return true; }
+  bool operator==(struct1 const&, struct1 const&) { return true; }
+  bool operator==(struct2 const&, struct2 const&) { return true; }
+  bool operator==(struct3 const&, struct3 const&) { return true; }
+  bool operator==(struct4 const&, struct4 const&) { return true; }
 }
 
 int main()
 {
-    // This could just be a compile test, but I like to be able to run these
-    // things. It's probably irrational, but I find it reassuring.
+  // This could just be a compile test, but I like to be able to run these
+  // things. It's probably irrational, but I find it reassuring.
 
-    incomplete_test::use_types();
+  incomplete_test::use_types();
 }

test/unordered/insert_hint_tests.cpp

@@ -15,21 +15,18 @@
 
 #include <map>
 #include <set>
-#include <iostream>
 
 namespace insert_hint {
-UNORDERED_AUTO_TEST(insert_hint_empty)
-{
+  UNORDERED_AUTO_TEST (insert_hint_empty) {
     typedef boost::unordered_multiset<int> container;
     container x;
     x.insert(x.cbegin(), 10);
     BOOST_TEST_EQ(x.size(), 1u);
     BOOST_TEST_EQ(x.count(10), 1u);
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(insert_hint_empty2)
-{
+  UNORDERED_AUTO_TEST (insert_hint_empty2) {
     typedef boost::unordered_multimap<std::string, int> container;
     container x;
     x.emplace_hint(x.cbegin(), "hello", 50);
@@ -37,10 +34,9 @@ UNORDERED_AUTO_TEST(insert_hint_empty2)
     BOOST_TEST_EQ(x.count("hello"), 1u);
     BOOST_TEST_EQ(x.find("hello")->second, 50);
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(insert_hint_single)
-{
+  UNORDERED_AUTO_TEST (insert_hint_single) {
     typedef boost::unordered_multiset<std::string> container;
     container x;
     x.insert("equal");
@@ -48,10 +44,9 @@ UNORDERED_AUTO_TEST(insert_hint_single)
     BOOST_TEST_EQ(x.size(), 2u);
     BOOST_TEST_EQ(x.count("equal"), 2u);
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(insert_hint_single2)
-{
+  UNORDERED_AUTO_TEST (insert_hint_single2) {
     typedef boost::unordered_multimap<int, std::string> container;
     container x;
     x.emplace(10, "one");
@@ -68,47 +63,44 @@ UNORDERED_AUTO_TEST(insert_hint_single2)
     BOOST_TEST(v0 != v1);
 
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(insert_hint_multiple)
-{
+  UNORDERED_AUTO_TEST (insert_hint_multiple) {
     for (unsigned int size = 0; size < 10; ++size) {
-        for (unsigned int offset = 0; offset <= size; ++offset) {
-            typedef boost::unordered_multiset<std::string> container;
-            container x;
+      for (unsigned int offset = 0; offset <= size; ++offset) {
+        typedef boost::unordered_multiset<std::string> container;
+        container x;
 
-            for (unsigned int i = 0; i < size; ++i) {
-                x.insert("multiple");
-            }
-
-            BOOST_TEST_EQ(x.size(), size);
-
-            container::const_iterator position = x.cbegin();
-            for (unsigned int i = 0; i < offset; ++i) {
-                ++position;
-            }
-
-            x.insert(position, "multiple");
-
-            BOOST_TEST_EQ(x.size(), size + 1u);
-            BOOST_TEST_EQ(x.count("multiple"), size + 1u);
-            test::check_equivalent_keys(x);
+        for (unsigned int i = 0; i < size; ++i) {
+          x.insert("multiple");
         }
-    }
-}
 
-UNORDERED_AUTO_TEST(insert_hint_unique)
-{
+        BOOST_TEST_EQ(x.size(), size);
+
+        container::const_iterator position = x.cbegin();
+        for (unsigned int i = 0; i < offset; ++i) {
+          ++position;
+        }
+
+        x.insert(position, "multiple");
+
+        BOOST_TEST_EQ(x.size(), size + 1u);
+        BOOST_TEST_EQ(x.count("multiple"), size + 1u);
+        test::check_equivalent_keys(x);
+      }
+    }
+  }
+
+  UNORDERED_AUTO_TEST (insert_hint_unique) {
     typedef boost::unordered_set<int> container;
     container x;
     x.insert(x.cbegin(), 10);
     BOOST_TEST_EQ(x.size(), 1u);
     BOOST_TEST_EQ(x.count(10), 1u);
     test::check_equivalent_keys(x);
-}
+  }
 
-UNORDERED_AUTO_TEST(insert_hint_unique_single)
-{
+  UNORDERED_AUTO_TEST (insert_hint_unique_single) {
     typedef boost::unordered_set<int> container;
     container x;
     x.insert(10);
@@ -123,7 +115,7 @@ UNORDERED_AUTO_TEST(insert_hint_unique_single)
     BOOST_TEST_EQ(x.count(10), 1u);
     BOOST_TEST_EQ(x.count(20), 1u);
     test::check_equivalent_keys(x);
-}
+  }
 }
 
 RUN_TESTS()

test/unordered/insert_node_type_fail.cpp

@@ -1,29 +1,34 @@
+
+// Copyright 2017 Daniel James.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
 #include <boost/unordered_map.hpp>
 #include <boost/unordered_set.hpp>
 
 int main()
 {
 #if defined(UNORDERED_TEST_MAP)
-    typedef boost::unordered_map<int, int> container;
-    container x;
-    x.emplace(1, 1);
+  typedef boost::unordered_map<int, int> container;
+  container x;
+  x.emplace(1, 1);
 #elif defined(UNORDERED_TEST_MULTIMAP)
-    typedef boost::unordered_multimap<int, int> container;
-    container x;
+  typedef boost::unordered_multimap<int, int> container;
+  container x;
 #elif defined(UNORDERED_TEST_SET)
-    typedef boost::unordered_set<int> container;
-    container x;
-    x.emplace(1);
+  typedef boost::unordered_set<int> container;
+  container x;
+  x.emplace(1);
 #elif defined(UNORDERED_TEST_MULTISET)
-    typedef boost::unordered_multiset<int> container;
-    container x;
-    x.emplace(1);
+  typedef boost::unordered_multiset<int> container;
+  container x;
+  x.emplace(1);
 #else
 #define UNORDERED_ERROR
 #endif
 
 #if !defined(UNORDERED_ERROR)
-    container::node_type n = x.extract(x.begin());
-    x.insert(n);
+  container::node_type n = x.extract(x.begin());
+  x.insert(n);
 #endif
 }

test/unordered/insert_stable_tests.cpp

@@ -12,11 +12,9 @@
 
 #include "../helpers/test.hpp"
 
-#include <iostream>
-
 namespace insert_stable {
-struct member
-{
+  struct member
+  {
     int tag1_;
     int tag2_;
 
@@ -25,14 +23,14 @@ struct member
 
     friend bool operator==(member const& x, member const& y)
     {
-        return x.tag1_ == y.tag1_;
+      return x.tag1_ == y.tag1_;
     }
 
     friend bool operator!=(member const& x, member const& y)
     {
-        return x.tag1_ != y.tag1_;
+      return x.tag1_ != y.tag1_;
     }
-};
+  };
 }
 
 #ifdef BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
@@ -41,15 +39,15 @@ namespace boost
 namespace insert_stable
 #endif
 {
-std::size_t hash_value(insert_stable::member const& x)
-{
+  std::size_t hash_value(insert_stable::member const& x)
+  {
     return static_cast<std::size_t>(x.tag1_);
-}
+  }
 }
 
-// This is now only supported when using grouped nodes. I can't see any
-// efficient way to do it otherwise.
-#if !BOOST_UNORDERED_INTEROPERABLE_NODES
+// This is no longer supported, as there's no longer an efficient way to get to
+// the end of a group of equivalent nodes.
+#if 0
 
 UNORDERED_AUTO_TEST(stable_insert_test1)
 {

test/unordered/link_test_1.cpp

@@ -11,16 +11,16 @@
 // clang-format on
 
 void foo(boost::unordered_set<int>&, boost::unordered_map<int, int>&,
-    boost::unordered_multiset<int>&, boost::unordered_multimap<int, int>&);
+  boost::unordered_multiset<int>&, boost::unordered_multimap<int, int>&);
 
 int main()
 {
-    boost::unordered_set<int> x1;
-    boost::unordered_map<int, int> x2;
-    boost::unordered_multiset<int> x3;
-    boost::unordered_multimap<int, int> x4;
+  boost::unordered_set<int> x1;
+  boost::unordered_map<int, int> x2;
+  boost::unordered_multiset<int> x3;
+  boost::unordered_multimap<int, int> x4;
 
-    foo(x1, x2, x3, x4);
+  foo(x1, x2, x3, x4);
 
-    return 0;
+  return 0;
 }

test/unordered/link_test_2.cpp

@@ -11,20 +11,20 @@
 // clang-format on
 
 void foo(boost::unordered_set<int>& x1, boost::unordered_map<int, int>& x2,
-    boost::unordered_multiset<int>& x3, boost::unordered_multimap<int, int>& x4)
+  boost::unordered_multiset<int>& x3, boost::unordered_multimap<int, int>& x4)
 {
 #if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613))
-    struct dummy
-    {
-        boost::unordered_set<int> x1;
-        boost::unordered_map<int, int> x2;
-        boost::unordered_multiset<int> x3;
-        boost::unordered_multimap<int, int> x4;
-    };
+  struct dummy
+  {
+    boost::unordered_set<int> x1;
+    boost::unordered_map<int, int> x2;
+    boost::unordered_multiset<int> x3;
+    boost::unordered_multimap<int, int> x4;
+  };
 #endif
 
-    x1.insert(1);
-    x2[2] = 2;
-    x3.insert(3);
-    x4.insert(std::make_pair(4, 5));
+  x1.insert(1);
+  x2[2] = 2;
+  x3.insert(3);
+  x4.insert(std::make_pair(4, 5));
 }

test/unordered/load_factor_tests.cpp

@@ -21,10 +21,10 @@
 
 namespace load_factor_tests {
 
-test::seed_t initialize_seed(783656);
+  test::seed_t initialize_seed(783656);
 
-template <class X> void set_load_factor_tests(X*)
-{
+  template <class X> void set_load_factor_tests(X*)
+  {
     X x;
 
     BOOST_TEST(x.max_load_factor() == 1.0);
@@ -36,33 +36,32 @@ template <class X> void set_load_factor_tests(X*)
     BOOST_TEST(x.max_load_factor() == 2.0);
     x.max_load_factor(0.5);
     BOOST_TEST(x.max_load_factor() == 0.5);
-}
+  }
 
-template <class X>
-void insert_test(X*, float mlf, test::random_generator generator)
-{
+  template <class X>
+  void insert_test(X*, float mlf, test::random_generator generator)
+  {
     X x;
     x.max_load_factor(mlf);
     float b = x.max_load_factor();
 
     test::random_values<X> values(1000, generator);
 
-    for (BOOST_DEDUCED_TYPENAME test::random_values<X>::const_iterator
-             it = values.begin(),
-             end = values.end();
+    for (typename test::random_values<X>::const_iterator it = values.begin(),
+                                                         end = values.end();
          it != end; ++it) {
-        BOOST_DEDUCED_TYPENAME X::size_type old_size = x.size(),
-                                            old_bucket_count = x.bucket_count();
-        x.insert(*it);
-        if (static_cast<double>(old_size + 1) <=
-            b * static_cast<double>(old_bucket_count))
-            BOOST_TEST(x.bucket_count() == old_bucket_count);
+      typename X::size_type old_size = x.size(),
+                            old_bucket_count = x.bucket_count();
+      x.insert(*it);
+      if (static_cast<double>(old_size + 1) <=
+          b * static_cast<double>(old_bucket_count))
+        BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
-}
+  }
 
-template <class X>
-void load_factor_insert_tests(X* ptr, test::random_generator generator)
-{
+  template <class X>
+  void load_factor_insert_tests(X* ptr, test::random_generator generator)
+  {
     insert_test(ptr, 1.0f, generator);
     insert_test(ptr, 0.1f, generator);
     insert_test(ptr, 100.0f, generator);
@@ -70,24 +69,24 @@ void load_factor_insert_tests(X* ptr, test::random_generator generator)
     insert_test(ptr, (std::numeric_limits<float>::min)(), generator);
 
     if (std::numeric_limits<float>::has_infinity)
-        insert_test(ptr, std::numeric_limits<float>::infinity(), generator);
-}
+      insert_test(ptr, std::numeric_limits<float>::infinity(), generator);
+  }
 
-boost::unordered_set<int>* int_set_ptr;
-boost::unordered_multiset<int>* int_multiset_ptr;
-boost::unordered_map<int, int>* int_map_ptr;
-boost::unordered_multimap<int, int>* int_multimap_ptr;
+  boost::unordered_set<int>* int_set_ptr;
+  boost::unordered_multiset<int>* int_multiset_ptr;
+  boost::unordered_map<int, int>* int_map_ptr;
+  boost::unordered_multimap<int, int>* int_multimap_ptr;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(set_load_factor_tests,
+  UNORDERED_TEST(set_load_factor_tests,
     ((int_set_ptr)(int_multiset_ptr)(int_map_ptr)(int_multimap_ptr)))
 
-UNORDERED_TEST(load_factor_insert_tests,
+  UNORDERED_TEST(load_factor_insert_tests,
     ((int_set_ptr)(int_multiset_ptr)(int_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/merge_tests.cpp

@@ -15,12 +15,10 @@
 #include "../helpers/test.hpp"
 #include "../helpers/tracker.hpp"
 #include "../objects/test.hpp"
-#include <boost/next_prior.hpp>
 
 namespace merge_tests {
 
-UNORDERED_AUTO_TEST(merge_set)
-{
+  UNORDERED_AUTO_TEST (merge_set) {
     boost::unordered_set<int> x;
     boost::unordered_set<int> y;
 
@@ -57,10 +55,9 @@ UNORDERED_AUTO_TEST(merge_set)
 
     test::check_equivalent_keys(x);
     test::check_equivalent_keys(y);
-}
+  }
 
-UNORDERED_AUTO_TEST(merge_multiset)
-{
+  UNORDERED_AUTO_TEST (merge_multiset) {
     boost::unordered_multiset<int> x;
     boost::unordered_multiset<int> y;
 
@@ -97,11 +94,9 @@ UNORDERED_AUTO_TEST(merge_multiset)
 
     test::check_equivalent_keys(x);
     test::check_equivalent_keys(y);
-}
+  }
 
-#if BOOST_UNORDERED_INTEROPERABLE_NODES
-UNORDERED_AUTO_TEST(merge_set_and_multiset)
-{
+  UNORDERED_AUTO_TEST (merge_set_and_multiset) {
     boost::unordered_set<int> x;
     boost::unordered_multiset<int> y;
 
@@ -138,119 +133,205 @@ UNORDERED_AUTO_TEST(merge_set_and_multiset)
 
     test::check_equivalent_keys(x);
     test::check_equivalent_keys(y);
-}
-#endif
+  }
 
-template <class X> void merge_empty_test(X*, test::random_generator generator)
-{
+  template <class X1, class X2>
+  void merge_empty_test(X1*, X2*, test::random_generator generator)
+  {
     test::check_instances check_;
 
-    test::random_values<X> v(1000, generator);
-    X x1(v.begin(), v.end()), x2;
+    test::random_values<X1> v(1000, generator);
+    X1 x1(v.begin(), v.end());
+    X2 x2;
     x1.merge(x2);
     test::check_container(x1, v);
     BOOST_TEST(x2.empty());
     test::check_equivalent_keys(x1);
     test::check_equivalent_keys(x2);
-}
+  }
 
-template <class X>
-void merge_into_empty_test(X*, test::random_generator generator)
-{
+  template <class X>
+  void merge_into_empty_test(X*, test::random_generator generator)
+  {
     test::check_instances check_;
 
     test::random_values<X> v(1000, generator);
-    X x1, x2(v.begin(), v.end());
+    X x1;
+    X x2(v.begin(), v.end());
     x1.merge(x2);
     test::check_container(x1, v);
     BOOST_TEST(x2.empty());
     test::check_equivalent_keys(x1);
     test::check_equivalent_keys(x2);
-}
+  }
 
-template <class X> void unique_merge_test(X*, test::random_generator generator)
-{
+  template <class X1, class X2>
+  void merge_into_unique_keys_test(X1*, X2*, int hash_equal1, int hash_equal2,
+    test::random_generator generator)
+  {
     test::check_instances check_;
 
-    test::random_values<X> v1(1000, generator);
-    test::random_values<X> v2(1000, generator);
-    v1.insert(v2.begin(), boost::next(v2.begin(), 100));
-    v2.insert(v1.begin(), boost::next(v1.begin(), 100));
+    test::random_values<X1> v1(1000, generator);
+    test::random_values<X2> v2(1000, generator);
+    v1.insert(v2.begin(), test::next(v2.begin(), 100));
+    v2.insert(v1.begin(), test::next(v1.begin(), 100));
 
-    X x1(v1.begin(), v1.end()), x2(v2.begin(), v2.end());
-    x1.merge(x2);
+    X1 x1(v1.begin(), v1.end(), 0, test::hash(hash_equal1),
+      test::equal_to(hash_equal1));
+    X2 x2(v2.begin(), v2.end(), 0, test::hash(hash_equal2),
+      test::equal_to(hash_equal2));
 
-    test::ordered<X> tracker1 = test::create_ordered(x1);
-    test::ordered<X> tracker2 = test::create_ordered(x2);
-    test::ordered<X> tracker_tmp = test::create_ordered(x2);
+    test::ordered<X1> tracker1 = test::create_ordered(x1);
+    test::ordered<X2> tracker2 = test::create_ordered(x2);
     tracker1.insert(v1.begin(), v1.end());
-    tracker_tmp.insert(v2.begin(), v2.end());
-    for (BOOST_DEDUCED_TYPENAME test::ordered<X>::iterator it =
-             tracker_tmp.begin();
-         it != tracker_tmp.end(); ++it) {
-        if (!tracker1.insert(*it).second) {
-            tracker2.insert(*it);
-        }
+    for (typename X2::iterator it = x2.begin(); it != x2.end(); ++it) {
+      if (!tracker1.insert(*it).second) {
+        tracker2.insert(*it);
+      }
     }
 
+    x1.merge(x2);
+
     tracker1.compare(x1);
     tracker2.compare(x2);
     test::check_equivalent_keys(x1);
     test::check_equivalent_keys(x2);
-}
+  }
 
-template <class X> void equiv_merge_test(X*, test::random_generator generator)
-{
+  template <class X1, class X2>
+  void merge_into_equiv_keys_test(X1*, X2*, int hash_equal1, int hash_equal2,
+    test::random_generator generator)
+  {
     test::check_instances check_;
 
-    test::random_values<X> v1(1000, generator);
-    test::random_values<X> v2(1000, generator);
-    v1.insert(v2.begin(), boost::next(v2.begin(), 100));
-    v2.insert(v1.begin(), boost::next(v1.begin(), 100));
+    test::random_values<X1> v1(1000, generator);
+    test::random_values<X2> v2(1000, generator);
+    v1.insert(v2.begin(), test::next(v2.begin(), 100));
+    v2.insert(v1.begin(), test::next(v1.begin(), 100));
 
-    X x1(v1.begin(), v1.end()), x2(v2.begin(), v2.end());
+    X1 x1(v1.begin(), v1.end(), 0, test::hash(hash_equal1),
+      test::equal_to(hash_equal1));
+    X2 x2(v2.begin(), v2.end(), 0, test::hash(hash_equal2),
+      test::equal_to(hash_equal2));
     x1.merge(x2);
 
-    test::ordered<X> tracker1 = test::create_ordered(x1);
+    test::ordered<X1> tracker1 = test::create_ordered(x1);
+    test::ordered<X2> tracker2 = test::create_ordered(x2);
     tracker1.insert(v1.begin(), v1.end());
-    tracker1.insert(v2.begin(), v2.end());
+    tracker2.insert(v2.begin(), v2.end());
+    tracker1.insert(tracker2.begin(), tracker2.end());
+    tracker2.clear();
 
     tracker1.compare(x1);
-    BOOST_TEST(x2.empty());
+    tracker2.compare(x2);
     test::check_equivalent_keys(x1);
     test::check_equivalent_keys(x2);
-}
+  }
 
-boost::unordered_set<test::movable, test::hash, test::equal_to,
+  boost::unordered_set<test::movable, test::hash, test::equal_to,
     std::allocator<test::movable> >* test_set_std_alloc;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multiset<test::movable, test::hash, test::equal_to,
+    std::allocator<test::movable> >* test_multiset_std_alloc;
+
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+    std::allocator<test::object> >* test_map_std_alloc;
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, std::allocator<test::object> >* test_multimap_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::movable, test::hash, test::equal_to,
-    test::allocator2<test::movable> >* test_multiset;
-boost::unordered_map<test::movable, test::movable, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
+    test::allocator1<test::object> >* test_multiset;
+
+  boost::unordered_map<test::movable, test::movable, test::hash, test::equal_to,
     test::allocator2<test::movable> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
-    test::equal_to, test::allocator1<test::object> >* test_multimap;
+  boost::unordered_multimap<test::movable, test::movable, test::hash,
+    test::equal_to, test::allocator2<test::movable> >* test_multimap;
 
-using test::default_generator;
-using test::generate_collisions;
+  using test::default_generator;
+  using test::generate_collisions;
 
+  // clang-format off
 UNORDERED_TEST(merge_empty_test,
-    ((test_set_std_alloc)(test_multimap_std_alloc)(test_set)(test_multiset)(
-        test_map)(test_multimap))((default_generator)(generate_collisions)))
+    ((test_set_std_alloc)(test_multiset_std_alloc))
+    ((test_set_std_alloc)(test_multiset_std_alloc))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_empty_test,
+    ((test_map_std_alloc)(test_multimap_std_alloc))
+    ((test_map_std_alloc)(test_multimap_std_alloc))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_empty_test,
+    ((test_set)(test_multiset))
+    ((test_set)(test_multiset))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_empty_test,
+    ((test_map)(test_multimap))
+    ((test_map)(test_multimap))
+    ((default_generator)(generate_collisions)))
 
 UNORDERED_TEST(merge_into_empty_test,
-    ((test_set_std_alloc)(test_multimap_std_alloc)(test_set)(test_multiset)(
-        test_map)(test_multimap))((default_generator)(generate_collisions)))
+    ((test_set_std_alloc)(test_multiset_std_alloc))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_empty_test,
+    ((test_map_std_alloc)(test_multimap_std_alloc))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_empty_test,
+    ((test_set)(test_multiset))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_empty_test,
+    ((test_map)(test_multimap))
+    ((default_generator)(generate_collisions)))
 
-UNORDERED_TEST(unique_merge_test,
-    ((test_set_std_alloc)(test_set)(test_map))((default_generator)))
+UNORDERED_TEST(merge_into_unique_keys_test,
+    ((test_set_std_alloc))
+    ((test_set_std_alloc)(test_multiset_std_alloc))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_unique_keys_test,
+    ((test_map_std_alloc))
+    ((test_map_std_alloc)(test_multimap_std_alloc))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_unique_keys_test,
+    ((test_set))
+    ((test_set)(test_multiset))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_unique_keys_test,
+    ((test_map))
+    ((test_map)(test_multimap))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
 
-UNORDERED_TEST(equiv_merge_test, ((test_multimap_std_alloc)(test_multiset)(
-                                     test_multimap))((default_generator)))
+UNORDERED_TEST(merge_into_equiv_keys_test,
+    ((test_multiset_std_alloc))
+    ((test_set_std_alloc)(test_multiset_std_alloc))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_equiv_keys_test,
+    ((test_multimap_std_alloc))
+    ((test_map_std_alloc)(test_multimap_std_alloc))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_equiv_keys_test,
+    ((test_multiset))
+    ((test_set)(test_multiset))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+UNORDERED_TEST(merge_into_equiv_keys_test,
+    ((test_multimap))
+    ((test_map)(test_multimap))
+    ((0)(1)(2))
+    ((0)(1)(2))
+    ((default_generator)(generate_collisions)))
+  // clang-format on
 }
 
 RUN_TESTS()

test/unordered/minimal_allocator.cpp

@@ -4,90 +4,89 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
 #include "../objects/test.hpp"
-#include <boost/detail/lightweight_test.hpp>
+#include <boost/core/lightweight_test.hpp>
 #include <boost/static_assert.hpp>
 #include <boost/type_traits/is_same.hpp>
 #include <boost/unordered/detail/implementation.hpp>
 
 template <class Tp> struct SimpleAllocator
 {
-    typedef Tp value_type;
+  typedef Tp value_type;
 
-    SimpleAllocator() {}
+  SimpleAllocator() {}
 
-    template <class T> SimpleAllocator(const SimpleAllocator<T>&) {}
+  template <class T> SimpleAllocator(const SimpleAllocator<T>&) {}
 
-    Tp* allocate(std::size_t n)
-    {
-        return static_cast<Tp*>(::operator new(n * sizeof(Tp)));
-    }
+  Tp* allocate(std::size_t n)
+  {
+    return static_cast<Tp*>(::operator new(n * sizeof(Tp)));
+  }
 
-    void deallocate(Tp* p, std::size_t) { ::operator delete((void*)p); }
+  void deallocate(Tp* p, std::size_t) { ::operator delete((void*)p); }
 };
 
 template <typename T> void test_simple_allocator()
 {
-    test::check_instances check_;
+  test::check_instances check_;
 
-    typedef boost::unordered::detail::allocator_traits<SimpleAllocator<T> >
-        traits;
+  typedef boost::unordered::detail::allocator_traits<SimpleAllocator<T> >
+    traits;
 
-    BOOST_STATIC_ASSERT((boost::is_same<typename traits::allocator_type,
-        SimpleAllocator<T> >::value));
+  BOOST_STATIC_ASSERT((boost::is_same<typename traits::allocator_type,
+    SimpleAllocator<T> >::value));
 
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<typename traits::value_type, T>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<typename traits::value_type, T>::value));
 
-    BOOST_STATIC_ASSERT((boost::is_same<typename traits::pointer, T*>::value));
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<typename traits::const_pointer, T const*>::value));
-    // BOOST_STATIC_ASSERT((boost::is_same<typename traits::void_pointer, void*
-    // >::value));
-    // BOOST_STATIC_ASSERT((boost::is_same<typename traits::const_void_pointer,
-    // void const*>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<typename traits::pointer, T*>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<typename traits::const_pointer, T const*>::value));
+  // BOOST_STATIC_ASSERT((boost::is_same<typename traits::void_pointer, void*
+  // >::value));
+  // BOOST_STATIC_ASSERT((boost::is_same<typename traits::const_void_pointer,
+  // void const*>::value));
 
-    BOOST_STATIC_ASSERT((boost::is_same<typename traits::difference_type,
-        std::ptrdiff_t>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<typename traits::difference_type, std::ptrdiff_t>::value));
 
 #if BOOST_UNORDERED_USE_ALLOCATOR_TRAITS == 1
-    BOOST_STATIC_ASSERT((boost::is_same<typename traits::size_type,
-        std::make_unsigned<std::ptrdiff_t>::type>::value));
+  BOOST_STATIC_ASSERT((boost::is_same<typename traits::size_type,
+    std::make_unsigned<std::ptrdiff_t>::type>::value));
 #else
-    BOOST_STATIC_ASSERT(
-        (boost::is_same<typename traits::size_type, std::size_t>::value));
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<typename traits::size_type, std::size_t>::value));
 #endif
 
-    BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
-    BOOST_TEST(!traits::propagate_on_container_swap::value);
+  BOOST_TEST(!traits::propagate_on_container_copy_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_move_assignment::value);
+  BOOST_TEST(!traits::propagate_on_container_swap::value);
 
-    // rebind_alloc
-    // rebind_traits
+  // rebind_alloc
+  // rebind_traits
 
-    SimpleAllocator<T> a;
+  SimpleAllocator<T> a;
 
-    T* ptr1 = traits::allocate(a, 1);
-    // T* ptr2 = traits::allocate(a, 1, static_cast<void const*>(ptr1));
+  T* ptr1 = traits::allocate(a, 1);
+  // T* ptr2 = traits::allocate(a, 1, static_cast<void const*>(ptr1));
 
-    traits::construct(a, ptr1, T(10));
-    // traits::construct(a, ptr2, T(30), ptr1);
+  traits::construct(a, ptr1, T(10));
+  // traits::construct(a, ptr2, T(30), ptr1);
 
-    BOOST_TEST(*ptr1 == T(10));
-    // BOOST_TEST(*ptr2 == T(30));
+  BOOST_TEST(*ptr1 == T(10));
+  // BOOST_TEST(*ptr2 == T(30));
 
-    traits::destroy(a, ptr1);
-    // traits::destroy(a, ptr2);
+  traits::destroy(a, ptr1);
+  // traits::destroy(a, ptr2);
 
-    // traits::deallocate(a, ptr2, 1);
-    traits::deallocate(a, ptr1, 1);
+  // traits::deallocate(a, ptr2, 1);
+  traits::deallocate(a, ptr1, 1);
 
-    traits::max_size(a);
+  traits::max_size(a);
 }
 
 int main()
 {
-    test_simple_allocator<int>();
-    test_simple_allocator<test::object>();
+  test_simple_allocator<int>();
+  test_simple_allocator<test::object>();
 
-    return boost::report_errors();
+  return boost::report_errors();
 }

test/unordered/move_tests.cpp

@@ -23,353 +23,350 @@
 #endif
 
 namespace move_tests {
-test::seed_t initialize_seed(98624);
+  test::seed_t initialize_seed(98624);
 #if defined(BOOST_UNORDERED_USE_MOVE) ||                                       \
-    !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+  !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 #define BOOST_UNORDERED_TEST_MOVING 1
 #else
 #define BOOST_UNORDERED_TEST_MOVING 0
 #endif
 
-template <class T> T empty(T*) { return T(); }
+  template <class T> T empty(T*) { return T(); }
 
-template <class T>
-T create(test::random_values<T> const& v, test::object_count& count)
-{
+  template <class T>
+  T create(test::random_values<T> const& v, test::object_count& count)
+  {
     T x(v.begin(), v.end());
     count = test::global_object_count;
     return x;
-}
+  }
 
-template <class T>
-T create(test::random_values<T> const& v, test::object_count& count,
-    BOOST_DEDUCED_TYPENAME T::hasher hf, BOOST_DEDUCED_TYPENAME T::key_equal eq,
-    BOOST_DEDUCED_TYPENAME T::allocator_type al, float mlf)
-{
+  template <class T>
+  T create(test::random_values<T> const& v, test::object_count& count,
+    typename T::hasher hf, typename T::key_equal eq,
+    typename T::allocator_type al, float mlf)
+  {
     T x(0, hf, eq, al);
     x.max_load_factor(mlf);
     x.insert(v.begin(), v.end());
     count = test::global_object_count;
     return x;
-}
+  }
 
-template <class T>
-void move_construct_tests1(T* ptr, test::random_generator const& generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf;
-    BOOST_DEDUCED_TYPENAME T::key_equal eq;
-    BOOST_DEDUCED_TYPENAME T::allocator_type al;
+  template <class T>
+  void move_construct_tests1(T* ptr, test::random_generator const& generator)
+  {
+    typename T::hasher hf;
+    typename T::key_equal eq;
+    typename T::allocator_type al;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        T y(empty(ptr));
-        BOOST_TEST(y.empty());
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
-        BOOST_TEST(y.max_load_factor() == 1.0);
-        test::check_equivalent_keys(y);
+      T y(empty(ptr));
+      BOOST_TEST(y.empty());
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      BOOST_TEST(y.max_load_factor() == 1.0);
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(1000, generator);
-        test::object_count count;
-        T y(create(v, count));
+      test::random_values<T> v(1000, generator);
+      test::object_count count;
+      T y(create(v, count));
 #if defined(BOOST_HAS_NRVO)
-        BOOST_TEST(count == test::global_object_count);
+      BOOST_TEST(count == test::global_object_count);
 #endif
-        test::check_container(y, v);
-        test::check_equivalent_keys(y);
+      test::check_container(y, v);
+      test::check_equivalent_keys(y);
     }
-}
+  }
 
-template <class T>
-void move_assign_tests1(T*, test::random_generator const& generator)
-{
+  template <class T>
+  void move_assign_tests1(T*, test::random_generator const& generator)
+  {
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(500, generator);
-        test::object_count count;
-        T y;
-        y = create(v, count);
+      test::random_values<T> v(500, generator);
+      test::object_count count;
+      T y;
+      y = create(v, count);
 #if BOOST_UNORDERED_TEST_MOVING && defined(BOOST_HAS_NRVO)
-        BOOST_TEST(count == test::global_object_count);
+      BOOST_TEST(count == test::global_object_count);
 #endif
-        test::check_container(y, v);
-        test::check_equivalent_keys(y);
+      test::check_container(y, v);
+      test::check_equivalent_keys(y);
     }
-}
+  }
 
-template <class T>
-void move_construct_tests2(T*, test::random_generator const& generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf(1);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al2(2);
+  template <class T>
+  void move_construct_tests2(T*, test::random_generator const& generator)
+  {
+    typename T::hasher hf(1);
+    typename T::key_equal eq(1);
+    typename T::allocator_type al(1);
+    typename T::allocator_type al2(2);
 
     test::object_count count;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(500, generator);
-        T y(create(v, count, hf, eq, al, 0.5));
+      test::random_values<T> v(500, generator);
+      T y(create(v, count, hf, eq, al, 0.5));
 #if defined(BOOST_HAS_NRVO)
-        BOOST_TEST(count == test::global_object_count);
+      BOOST_TEST(count == test::global_object_count);
 #endif
-        test::check_container(y, v);
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
-        BOOST_TEST(y.max_load_factor() == 0.5); // Not necessarily required.
-        test::check_equivalent_keys(y);
+      test::check_container(y, v);
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      BOOST_TEST(y.max_load_factor() == 0.5); // Not necessarily required.
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        // TODO: To do this correctly requires the fancy new allocator
-        // stuff.
-        test::random_values<T> v(500, generator);
-        T y(create(v, count, hf, eq, al, 2.0), al2);
-        BOOST_TEST(count != test::global_object_count);
-        test::check_container(y, v);
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        BOOST_TEST(y.max_load_factor() == 2.0); // Not necessarily required.
-        test::check_equivalent_keys(y);
+      // TODO: To do this correctly requires the fancy new allocator
+      // stuff.
+      test::random_values<T> v(500, generator);
+      T y(create(v, count, hf, eq, al, 2.0), al2);
+      BOOST_TEST(count != test::global_object_count);
+      test::check_container(y, v);
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      BOOST_TEST(y.max_load_factor() == 2.0); // Not necessarily required.
+      test::check_equivalent_keys(y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<T> v(25, generator);
-        T y(create(v, count, hf, eq, al, 1.0), al);
+      test::random_values<T> v(25, generator);
+      T y(create(v, count, hf, eq, al, 1.0), al);
 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
-        BOOST_TEST(count == test::global_object_count);
+      BOOST_TEST(count == test::global_object_count);
 #elif defined(BOOST_HAS_NRVO)
-        BOOST_TEST(
-            static_cast<std::size_t>(test::global_object_count.constructions -
-                                     count.constructions) <=
-            (test::is_set<T>::value ? 1 : 2) *
-                (test::has_unique_keys<T>::value ? 25 : v.size()));
-        BOOST_TEST(count.instances == test::global_object_count.instances);
+      BOOST_TEST(
+        static_cast<std::size_t>(
+          test::global_object_count.constructions - count.constructions) <=
+        (test::is_set<T>::value ? 1 : 2) *
+          (test::has_unique_keys<T>::value ? 25 : v.size()));
+      BOOST_TEST(count.instances == test::global_object_count.instances);
 #else
+      BOOST_TEST(
+        static_cast<std::size_t>(
+          test::global_object_count.constructions - count.constructions) <=
+        (test::is_set<T>::value ? 2 : 4) *
+          (test::has_unique_keys<T>::value ? 25 : v.size()));
+      BOOST_TEST(count.instances == test::global_object_count.instances);
+#endif
+      test::check_container(y, v);
+      BOOST_TEST(test::equivalent(y.hash_function(), hf));
+      BOOST_TEST(test::equivalent(y.key_eq(), eq));
+      BOOST_TEST(test::equivalent(y.get_allocator(), al));
+      BOOST_TEST(y.max_load_factor() == 1.0); // Not necessarily required.
+      test::check_equivalent_keys(y);
+    }
+  }
+
+  template <class T>
+  void move_assign_tests2(T*, test::random_generator const& generator)
+  {
+    typename T::hasher hf(1);
+    typename T::key_equal eq(1);
+    typename T::allocator_type al1(1);
+    typename T::allocator_type al2(2);
+    typedef typename T::allocator_type allocator_type;
+
+    {
+      test::random_values<T> v(500, generator);
+      test::random_values<T> v2(0, generator);
+      T y(v.begin(), v.end(), 0, hf, eq, al1);
+      test::object_count count;
+      y = create(v2, count, hf, eq, al2, 2.0);
+      BOOST_TEST(y.empty());
+      test::check_container(y, v2);
+      test::check_equivalent_keys(y);
+      BOOST_TEST(y.max_load_factor() == 2.0);
+
+#if defined(BOOST_HAS_NRVO)
+      if (BOOST_UNORDERED_TEST_MOVING
+            ? (bool)allocator_type::is_propagate_on_move
+            : (bool)allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al1));
+      }
+#endif
+    }
+
+    {
+      test::random_values<T> v(500, generator);
+      test::object_count count;
+      T y(0, hf, eq, al1);
+      y = create(v, count, hf, eq, al2, 0.5);
+#if defined(BOOST_HAS_NRVO)
+      if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
+        BOOST_TEST(count == test::global_object_count);
+      }
+#endif
+      test::check_container(y, v);
+      test::check_equivalent_keys(y);
+      BOOST_TEST(y.max_load_factor() == 0.5);
+
+#if defined(BOOST_HAS_NRVO)
+      if (BOOST_UNORDERED_TEST_MOVING
+            ? (bool)allocator_type::is_propagate_on_move
+            : (bool)allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al1));
+      }
+#endif
+    }
+
+    {
+      test::check_instances check_;
+
+      test::random_values<T> v(500, generator);
+      T y(0, hf, eq, al1);
+
+      T x(0, hf, eq, al2);
+      x.max_load_factor(0.25);
+      x.insert(v.begin(), v.end());
+
+      test::object_count count = test::global_object_count;
+      y = boost::move(x);
+      if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
+        BOOST_TEST(count == test::global_object_count);
+      }
+      test::check_container(y, v);
+      test::check_equivalent_keys(y);
+      BOOST_TEST(y.max_load_factor() == 0.25);
+
+      if (BOOST_UNORDERED_TEST_MOVING
+            ? (bool)allocator_type::is_propagate_on_move
+            : (bool)allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al1));
+      }
+    }
+
+    {
+      test::check_instances check_;
+
+      test::random_values<T> v1(1000, generator);
+      test::random_values<T> v2(200, generator);
+
+      T x(0, hf, eq, al2);
+      x.max_load_factor(0.5);
+      x.insert(v2.begin(), v2.end());
+
+      test::object_count count1 = test::global_object_count;
+
+      T y(v1.begin(), v1.end(), 0, hf, eq, al1);
+      y = boost::move(x);
+
+      test::object_count count2 = test::global_object_count;
+
+      if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
+        BOOST_TEST(count1.instances == test::global_object_count.instances);
         BOOST_TEST(
-            static_cast<std::size_t>(test::global_object_count.constructions -
-                                     count.constructions) <=
-            (test::is_set<T>::value ? 2 : 4) *
-                (test::has_unique_keys<T>::value ? 25 : v.size()));
-        BOOST_TEST(count.instances == test::global_object_count.instances);
-#endif
-        test::check_container(y, v);
-        BOOST_TEST(test::equivalent(y.hash_function(), hf));
-        BOOST_TEST(test::equivalent(y.key_eq(), eq));
-        BOOST_TEST(test::equivalent(y.get_allocator(), al));
-        BOOST_TEST(y.max_load_factor() == 1.0); // Not necessarily required.
-        test::check_equivalent_keys(y);
+          count2.constructions == test::global_object_count.constructions);
+      }
+
+      test::check_container(y, v2);
+      test::check_equivalent_keys(y);
+      BOOST_TEST(y.max_load_factor() == 0.5);
+
+      if (BOOST_UNORDERED_TEST_MOVING
+            ? (bool)allocator_type::is_propagate_on_move
+            : (bool)allocator_type::is_propagate_on_assign) {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al2));
+      } else {
+        BOOST_TEST(test::equivalent(y.get_allocator(), al1));
+      }
     }
-}
+  }
 
-template <class T>
-void move_assign_tests2(T*, test::random_generator const& generator)
-{
-    BOOST_DEDUCED_TYPENAME T::hasher hf(1);
-    BOOST_DEDUCED_TYPENAME T::key_equal eq(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al1(1);
-    BOOST_DEDUCED_TYPENAME T::allocator_type al2(2);
-    typedef BOOST_DEDUCED_TYPENAME T::allocator_type allocator_type;
-
-    {
-        test::random_values<T> v(500, generator);
-        test::random_values<T> v2(0, generator);
-        T y(v.begin(), v.end(), 0, hf, eq, al1);
-        test::object_count count;
-        y = create(v2, count, hf, eq, al2, 2.0);
-        BOOST_TEST(y.empty());
-        test::check_container(y, v2);
-        test::check_equivalent_keys(y);
-        BOOST_TEST(y.max_load_factor() == 2.0);
-
-#if defined(BOOST_HAS_NRVO)
-        if (BOOST_UNORDERED_TEST_MOVING
-                ? (bool)allocator_type::is_propagate_on_move
-                : (bool)allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al1));
-        }
-#endif
-    }
-
-    {
-        test::random_values<T> v(500, generator);
-        test::object_count count;
-        T y(0, hf, eq, al1);
-        y = create(v, count, hf, eq, al2, 0.5);
-#if defined(BOOST_HAS_NRVO)
-        if (BOOST_UNORDERED_TEST_MOVING &&
-            allocator_type::is_propagate_on_move) {
-            BOOST_TEST(count == test::global_object_count);
-        }
-#endif
-        test::check_container(y, v);
-        test::check_equivalent_keys(y);
-        BOOST_TEST(y.max_load_factor() == 0.5);
-
-#if defined(BOOST_HAS_NRVO)
-        if (BOOST_UNORDERED_TEST_MOVING
-                ? (bool)allocator_type::is_propagate_on_move
-                : (bool)allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al1));
-        }
-#endif
-    }
-
-    {
-        test::check_instances check_;
-
-        test::random_values<T> v(500, generator);
-        T y(0, hf, eq, al1);
-
-        T x(0, hf, eq, al2);
-        x.max_load_factor(0.25);
-        x.insert(v.begin(), v.end());
-
-        test::object_count count = test::global_object_count;
-        y = boost::move(x);
-        if (BOOST_UNORDERED_TEST_MOVING &&
-            allocator_type::is_propagate_on_move) {
-            BOOST_TEST(count == test::global_object_count);
-        }
-        test::check_container(y, v);
-        test::check_equivalent_keys(y);
-        BOOST_TEST(y.max_load_factor() == 0.25);
-
-        if (BOOST_UNORDERED_TEST_MOVING
-                ? (bool)allocator_type::is_propagate_on_move
-                : (bool)allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al1));
-        }
-    }
-
-    {
-        test::check_instances check_;
-
-        test::random_values<T> v1(1000, generator);
-        test::random_values<T> v2(200, generator);
-
-        T x(0, hf, eq, al2);
-        x.max_load_factor(0.5);
-        x.insert(v2.begin(), v2.end());
-
-        test::object_count count1 = test::global_object_count;
-
-        T y(v1.begin(), v1.end(), 0, hf, eq, al1);
-        y = boost::move(x);
-
-        test::object_count count2 = test::global_object_count;
-
-        if (BOOST_UNORDERED_TEST_MOVING &&
-            allocator_type::is_propagate_on_move) {
-            BOOST_TEST(count1.instances == test::global_object_count.instances);
-            BOOST_TEST(count2.constructions ==
-                       test::global_object_count.constructions);
-        }
-
-        test::check_container(y, v2);
-        test::check_equivalent_keys(y);
-        BOOST_TEST(y.max_load_factor() == 0.5);
-
-        if (BOOST_UNORDERED_TEST_MOVING
-                ? (bool)allocator_type::is_propagate_on_move
-                : (bool)allocator_type::is_propagate_on_assign) {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al2));
-        } else {
-            BOOST_TEST(test::equivalent(y.get_allocator(), al1));
-        }
-    }
-}
-
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     std::allocator<test::object> >* test_map_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_move> >*
     test_set_prop_move;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_move> >*
     test_multiset_prop_move;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_move> >*
     test_map_prop_move;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::cxx11_allocator<test::object, test::propagate_move> >*
     test_multimap_prop_move;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_move> >*
     test_set_no_prop_move;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_move> >*
     test_multiset_no_prop_move;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_move> >*
     test_map_no_prop_move;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_move> >*
     test_multimap_no_prop_move;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(move_construct_tests1,
+  UNORDERED_TEST(move_construct_tests1,
     ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
-        test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
-        test_multimap_prop_move)(test_set_no_prop_move)(
-        test_multiset_no_prop_move)(test_map_no_prop_move)(
-        test_multimap_no_prop_move))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(move_assign_tests1,
+      test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
+      test_multimap_prop_move)(test_set_no_prop_move)(
+      test_multiset_no_prop_move)(test_map_no_prop_move)(
+      test_multimap_no_prop_move))(
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(move_assign_tests1,
     ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
-        test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
-        test_multimap_prop_move)(test_set_no_prop_move)(
-        test_multiset_no_prop_move)(test_map_no_prop_move)(
-        test_multimap_no_prop_move))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(move_construct_tests2,
+      test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
+      test_multimap_prop_move)(test_set_no_prop_move)(
+      test_multiset_no_prop_move)(test_map_no_prop_move)(
+      test_multimap_no_prop_move))(
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(move_construct_tests2,
     ((test_set)(test_multiset)(test_map)(test_multimap)(test_set_prop_move)(
-        test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
-        test_set_no_prop_move)(test_multiset_no_prop_move)(
-        test_map_no_prop_move)(test_multimap_no_prop_move))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(move_assign_tests2,
+      test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
+      test_set_no_prop_move)(test_multiset_no_prop_move)(test_map_no_prop_move)(
+      test_multimap_no_prop_move))(
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(move_assign_tests2,
     ((test_set)(test_multiset)(test_map)(test_multimap)(test_set_prop_move)(
-        test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
-        test_set_no_prop_move)(test_multiset_no_prop_move)(
-        test_map_no_prop_move)(test_multimap_no_prop_move))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
+      test_set_no_prop_move)(test_multiset_no_prop_move)(test_map_no_prop_move)(
+      test_multimap_no_prop_move))(
+      (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/node_handle_tests.cpp

@@ -11,426 +11,414 @@
 #include "../helpers/helpers.hpp"
 #include "../helpers/metafunctions.hpp"
 #include "../helpers/test.hpp"
+#include <boost/core/pointer_traits.hpp>
 #include <boost/static_assert.hpp>
 #include <boost/type_traits/is_same.hpp>
 #include <set>
 #include <string>
 
-UNORDERED_AUTO_TEST(example1)
-{
-    typedef boost::unordered_map<int, std::string>::insert_return_type
-        insert_return_type;
+UNORDERED_AUTO_TEST (example1) {
+  typedef boost::unordered_map<int, std::string>::insert_return_type
+    insert_return_type;
 
-    boost::unordered_map<int, std::string> src;
-    src.emplace(1, "one");
-    src.emplace(2, "two");
-    src.emplace(3, "buckle my shoe");
-    boost::unordered_map<int, std::string> dst;
-    dst.emplace(3, "three");
+  boost::unordered_map<int, std::string> src;
+  src.emplace(1, "one");
+  src.emplace(2, "two");
+  src.emplace(3, "buckle my shoe");
+  boost::unordered_map<int, std::string> dst;
+  dst.emplace(3, "three");
 
-    dst.insert(src.extract(src.find(1)));
-    dst.insert(src.extract(2));
-    insert_return_type r = dst.insert(src.extract(3));
+  dst.insert(src.extract(src.find(1)));
+  dst.insert(src.extract(2));
+  insert_return_type r = dst.insert(src.extract(3));
 
-    BOOST_TEST(src.empty());
-    BOOST_TEST(dst.size() == 3);
-    BOOST_TEST(dst[1] == "one");
-    BOOST_TEST(dst[2] == "two");
-    BOOST_TEST(dst[3] == "three");
-    BOOST_TEST(!r.inserted);
-    BOOST_TEST(r.position == dst.find(3));
-    BOOST_TEST(r.node.mapped() == "buckle my shoe");
+  BOOST_TEST(src.empty());
+  BOOST_TEST(dst.size() == 3);
+  BOOST_TEST(dst[1] == "one");
+  BOOST_TEST(dst[2] == "two");
+  BOOST_TEST(dst[3] == "three");
+  BOOST_TEST(!r.inserted);
+  BOOST_TEST(r.position == dst.find(3));
+  BOOST_TEST(r.node.mapped() == "buckle my shoe");
 }
 
-UNORDERED_AUTO_TEST(example2)
-{
+UNORDERED_AUTO_TEST (example2) {
+  boost::unordered_set<int> src;
+  src.insert(1);
+  src.insert(3);
+  src.insert(5);
+  boost::unordered_set<int> dst;
+  dst.insert(2);
+  dst.insert(4);
+  dst.insert(5);
+  // dst.merge(src);
+  // Merge src into dst.
+  // src == {5}
+  // dst == {1, 2, 3, 4, 5}
+}
+
+UNORDERED_AUTO_TEST (example3) {
+  typedef boost::unordered_set<int>::iterator iterator;
+
+  boost::unordered_set<int> src;
+  src.insert(1);
+  src.insert(3);
+  src.insert(5);
+  boost::unordered_set<int> dst;
+  dst.insert(2);
+  dst.insert(4);
+  dst.insert(5);
+  for (iterator i = src.begin(); i != src.end();) {
+    std::pair<iterator, iterator> p = dst.equal_range(*i);
+    if (p.first == p.second)
+      dst.insert(p.first, src.extract(i++));
+    else
+      ++i;
+  }
+  BOOST_TEST(src.size() == 1);
+  BOOST_TEST(*src.begin() == 5);
+
+  std::set<int> dst2(dst.begin(), dst.end());
+  std::set<int>::iterator it = dst2.begin();
+  BOOST_TEST(*it++ == 1);
+  BOOST_TEST(*it++ == 2);
+  BOOST_TEST(*it++ == 3);
+  BOOST_TEST(*it++ == 4);
+  BOOST_TEST(*it++ == 5);
+  BOOST_TEST(it == dst2.end());
+}
+
+UNORDERED_AUTO_TEST (failed_insertion_with_hint) {
+  {
     boost::unordered_set<int> src;
-    src.insert(1);
-    src.insert(3);
-    src.insert(5);
     boost::unordered_set<int> dst;
-    dst.insert(2);
-    dst.insert(4);
-    dst.insert(5);
-    // dst.merge(src);
-    // Merge src into dst.
-    // src == {5}
-    // dst == {1, 2, 3, 4, 5}
-}
+    src.emplace(10);
+    src.emplace(20);
+    dst.emplace(10);
+    dst.emplace(20);
 
-UNORDERED_AUTO_TEST(example3)
-{
-    typedef boost::unordered_set<int>::iterator iterator;
+    boost::unordered_set<int>::node_type nh = src.extract(10);
 
-    boost::unordered_set<int> src;
-    src.insert(1);
-    src.insert(3);
-    src.insert(5);
-    boost::unordered_set<int> dst;
-    dst.insert(2);
-    dst.insert(4);
-    dst.insert(5);
-    for (iterator i = src.begin(); i != src.end();) {
-        std::pair<iterator, iterator> p = dst.equal_range(*i);
-        if (p.first == p.second)
-            dst.insert(p.first, src.extract(i++));
-        else
-            ++i;
-    }
-    BOOST_TEST(src.size() == 1);
-    BOOST_TEST(*src.begin() == 5);
+    BOOST_TEST(dst.insert(dst.find(10), boost::move(nh)) == dst.find(10));
+    BOOST_TEST(nh);
+    BOOST_TEST(!nh.empty());
+    BOOST_TEST(nh.value() == 10);
 
-    std::set<int> dst2(dst.begin(), dst.end());
-    std::set<int>::iterator it = dst2.begin();
-    BOOST_TEST(*it++ == 1);
-    BOOST_TEST(*it++ == 2);
-    BOOST_TEST(*it++ == 3);
-    BOOST_TEST(*it++ == 4);
-    BOOST_TEST(*it++ == 5);
-    BOOST_TEST(it == dst2.end());
-}
+    BOOST_TEST(dst.insert(dst.find(20), boost::move(nh)) == dst.find(10));
+    BOOST_TEST(nh);
+    BOOST_TEST(!nh.empty());
+    BOOST_TEST(nh.value() == 10);
 
-UNORDERED_AUTO_TEST(failed_insertion_with_hint)
-{
-    {
-        boost::unordered_set<int> src;
-        boost::unordered_set<int> dst;
-        src.emplace(10);
-        src.emplace(20);
-        dst.emplace(10);
-        dst.emplace(20);
+    BOOST_TEST(src.count(10) == 0);
+    BOOST_TEST(src.count(20) == 1);
+    BOOST_TEST(dst.count(10) == 1);
+    BOOST_TEST(dst.count(20) == 1);
+  }
 
-        boost::unordered_set<int>::node_type nh = src.extract(10);
+  {
+    boost::unordered_map<int, int> src;
+    boost::unordered_map<int, int> dst;
+    src.emplace(10, 30);
+    src.emplace(20, 5);
+    dst.emplace(10, 20);
+    dst.emplace(20, 2);
 
-        BOOST_TEST(dst.insert(dst.find(10), boost::move(nh)) == dst.find(10));
-        BOOST_TEST(nh);
-        BOOST_TEST(!nh.empty());
-        BOOST_TEST(nh.value() == 10);
+    boost::unordered_map<int, int>::node_type nh = src.extract(10);
+    BOOST_TEST(dst.insert(dst.find(10), boost::move(nh)) == dst.find(10));
+    BOOST_TEST(nh);
+    BOOST_TEST(!nh.empty());
+    BOOST_TEST(nh.key() == 10);
+    BOOST_TEST(nh.mapped() == 30);
+    BOOST_TEST(dst[10] == 20);
 
-        BOOST_TEST(dst.insert(dst.find(20), boost::move(nh)) == dst.find(10));
-        BOOST_TEST(nh);
-        BOOST_TEST(!nh.empty());
-        BOOST_TEST(nh.value() == 10);
+    BOOST_TEST(dst.insert(dst.find(20), boost::move(nh)) == dst.find(10));
+    BOOST_TEST(nh);
+    BOOST_TEST(!nh.empty());
+    BOOST_TEST(nh.key() == 10);
+    BOOST_TEST(nh.mapped() == 30);
+    BOOST_TEST(dst[10] == 20);
 
-        BOOST_TEST(src.count(10) == 0);
-        BOOST_TEST(src.count(20) == 1);
-        BOOST_TEST(dst.count(10) == 1);
-        BOOST_TEST(dst.count(20) == 1);
-    }
-
-    {
-        boost::unordered_map<int, int> src;
-        boost::unordered_map<int, int> dst;
-        src.emplace(10, 30);
-        src.emplace(20, 5);
-        dst.emplace(10, 20);
-        dst.emplace(20, 2);
-
-        boost::unordered_map<int, int>::node_type nh = src.extract(10);
-        BOOST_TEST(dst.insert(dst.find(10), boost::move(nh)) == dst.find(10));
-        BOOST_TEST(nh);
-        BOOST_TEST(!nh.empty());
-        BOOST_TEST(nh.key() == 10);
-        BOOST_TEST(nh.mapped() == 30);
-        BOOST_TEST(dst[10] == 20);
-
-        BOOST_TEST(dst.insert(dst.find(20), boost::move(nh)) == dst.find(10));
-        BOOST_TEST(nh);
-        BOOST_TEST(!nh.empty());
-        BOOST_TEST(nh.key() == 10);
-        BOOST_TEST(nh.mapped() == 30);
-        BOOST_TEST(dst[10] == 20);
-
-        BOOST_TEST(src.count(10) == 0);
-        BOOST_TEST(src.count(20) == 1);
-        BOOST_TEST(dst.count(10) == 1);
-        BOOST_TEST(dst.count(20) == 1);
-    }
-}
-
-template <typename NodeHandle>
-bool node_handle_compare(NodeHandle const& nh,
-    BOOST_DEDUCED_TYPENAME NodeHandle::value_type const& x)
-{
-    return x == nh.value();
+    BOOST_TEST(src.count(10) == 0);
+    BOOST_TEST(src.count(20) == 1);
+    BOOST_TEST(dst.count(10) == 1);
+    BOOST_TEST(dst.count(20) == 1);
+  }
 }
 
 template <typename NodeHandle>
 bool node_handle_compare(
-    NodeHandle const& nh,
-    std::pair<BOOST_DEDUCED_TYPENAME NodeHandle::key_type const,
-        BOOST_DEDUCED_TYPENAME NodeHandle::mapped_type> const& x)
+  NodeHandle const& nh, typename NodeHandle::value_type const& x)
 {
-    return x.first == nh.key() && x.second == nh.mapped();
+  return x == nh.value();
+}
+
+template <typename NodeHandle>
+bool node_handle_compare(
+  NodeHandle const& nh, std::pair<typename NodeHandle::key_type const,
+                          typename NodeHandle::mapped_type> const& x)
+{
+  return x.first == nh.key() && x.second == nh.mapped();
 }
 
 template <typename Container> void node_handle_tests_impl(Container& c)
 {
-    typedef BOOST_DEDUCED_TYPENAME Container::node_type node_type;
+  typedef typename Container::node_type node_type;
 
-    BOOST_DEDUCED_TYPENAME Container::value_type value = *c.begin();
+  typename Container::value_type value = *c.begin();
 
-    node_type n1;
-    BOOST_TEST(!n1);
-    BOOST_TEST(n1.empty());
+  node_type n1;
+  BOOST_TEST(!n1);
+  BOOST_TEST(n1.empty());
 
-    node_type n2 = c.extract(c.begin());
-    BOOST_TEST(n2);
-    BOOST_TEST(!n2.empty());
-    node_handle_compare(n2, value);
+  node_type n2 = c.extract(c.begin());
+  BOOST_TEST(n2);
+  BOOST_TEST(!n2.empty());
+  node_handle_compare(n2, value);
 
-    node_type n3 = boost::move(n2);
-    BOOST_TEST(n3);
-    BOOST_TEST(!n2);
-    node_handle_compare(n3, value);
-    // TODO: Check that n2 doesn't have an allocator?
-    //       Maybe by swapping and observing that the allocator is
-    //       swapped rather than moved?
+  node_type n3 = boost::move(n2);
+  BOOST_TEST(n3);
+  BOOST_TEST(!n2);
+  node_handle_compare(n3, value);
+  // TODO: Check that n2 doesn't have an allocator?
+  //       Maybe by swapping and observing that the allocator is
+  //       swapped rather than moved?
 
-    n1 = boost::move(n3);
-    BOOST_TEST(n1);
-    BOOST_TEST(!n3);
-    node_handle_compare(n1, value);
+  n1 = boost::move(n3);
+  BOOST_TEST(n1);
+  BOOST_TEST(!n3);
+  node_handle_compare(n1, value);
 
-    // Self move-assignment empties the node_handle.
-    n1 = boost::move(n1);
-    BOOST_TEST(!n1);
+  // Self move-assignment empties the node_handle.
+  n1 = boost::move(n1);
+  BOOST_TEST(!n1);
 
-    n3 = boost::move(n3);
-    BOOST_TEST(!n3);
+  n3 = boost::move(n3);
+  BOOST_TEST(!n3);
 
-    BOOST_DEDUCED_TYPENAME Container::value_type value1 = *c.begin();
-    n1 = c.extract(c.begin());
-    BOOST_DEDUCED_TYPENAME Container::value_type value2 = *c.begin();
-    n2 = c.extract(c.begin());
-    n3 = node_type();
+  typename Container::value_type value1 = *c.begin();
+  n1 = c.extract(c.begin());
+  typename Container::value_type value2 = *c.begin();
+  n2 = c.extract(c.begin());
+  n3 = node_type();
 
-    node_handle_compare(n1, value1);
-    node_handle_compare(n2, value2);
-    n1.swap(n2);
-    BOOST_TEST(n1);
-    BOOST_TEST(n2);
-    node_handle_compare(n1, value2);
-    node_handle_compare(n2, value1);
+  node_handle_compare(n1, value1);
+  node_handle_compare(n2, value2);
+  n1.swap(n2);
+  BOOST_TEST(n1);
+  BOOST_TEST(n2);
+  node_handle_compare(n1, value2);
+  node_handle_compare(n2, value1);
 
-    BOOST_TEST(n1);
-    BOOST_TEST(!n3);
-    n1.swap(n3);
-    BOOST_TEST(!n1);
-    BOOST_TEST(n3);
-    node_handle_compare(n3, value2);
+  BOOST_TEST(n1);
+  BOOST_TEST(!n3);
+  n1.swap(n3);
+  BOOST_TEST(!n1);
+  BOOST_TEST(n3);
+  node_handle_compare(n3, value2);
 
-    BOOST_TEST(!n1);
-    BOOST_TEST(n2);
-    n1.swap(n2);
-    BOOST_TEST(n1);
-    BOOST_TEST(!n2);
-    node_handle_compare(n1, value1);
+  BOOST_TEST(!n1);
+  BOOST_TEST(n2);
+  n1.swap(n2);
+  BOOST_TEST(n1);
+  BOOST_TEST(!n2);
+  node_handle_compare(n1, value1);
 
-    node_type n4;
-    BOOST_TEST(!n2);
-    BOOST_TEST(!n4);
-    n2.swap(n4);
-    BOOST_TEST(!n2);
-    BOOST_TEST(!n4);
+  node_type n4;
+  BOOST_TEST(!n2);
+  BOOST_TEST(!n4);
+  n2.swap(n4);
+  BOOST_TEST(!n2);
+  BOOST_TEST(!n4);
 }
 
-UNORDERED_AUTO_TEST(node_handle_tests)
-{
-    boost::unordered_set<int> x1;
-    x1.emplace(100);
-    x1.emplace(140);
-    x1.emplace(-55);
-    node_handle_tests_impl(x1);
+UNORDERED_AUTO_TEST (node_handle_tests) {
+  boost::unordered_set<int> x1;
+  x1.emplace(100);
+  x1.emplace(140);
+  x1.emplace(-55);
+  node_handle_tests_impl(x1);
 
-    boost::unordered_map<int, std::string> x2;
-    x2.emplace(10, "ten");
-    x2.emplace(-23, "twenty");
-    x2.emplace(-76, "thirty");
-    node_handle_tests_impl(x2);
+  boost::unordered_map<int, std::string> x2;
+  x2.emplace(10, "ten");
+  x2.emplace(-23, "twenty");
+  x2.emplace(-76, "thirty");
+  node_handle_tests_impl(x2);
 }
 
 template <typename Container1, typename Container2>
 void insert_node_handle_unique(Container1& c1, Container2& c2)
 {
-    typedef BOOST_DEDUCED_TYPENAME Container1::node_type node_type;
-    typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_type;
-    BOOST_STATIC_ASSERT(boost::is_same<node_type,
-        BOOST_DEDUCED_TYPENAME Container2::node_type>::value);
+  typedef typename Container1::node_type node_type;
+  typedef typename Container1::value_type value_type;
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<node_type, typename Container2::node_type>::value));
 
-    typedef BOOST_DEDUCED_TYPENAME Container1::insert_return_type
-        insert_return_type1;
-    typedef BOOST_DEDUCED_TYPENAME Container2::insert_return_type
-        insert_return_type2;
+  typedef typename Container1::insert_return_type insert_return_type1;
+  typedef typename Container2::insert_return_type insert_return_type2;
 
-    insert_return_type1 r1 = c1.insert(node_type());
-    insert_return_type2 r2 = c2.insert(node_type());
-    BOOST_TEST(!r1.inserted);
-    BOOST_TEST(!r1.node);
-    BOOST_TEST(r1.position == c1.end());
-    BOOST_TEST(!r2.inserted);
-    BOOST_TEST(!r2.node);
-    BOOST_TEST(r2.position == c2.end());
+  insert_return_type1 r1 = c1.insert(node_type());
+  insert_return_type2 r2 = c2.insert(node_type());
+  BOOST_TEST(!r1.inserted);
+  BOOST_TEST(!r1.node);
+  BOOST_TEST(r1.position == c1.end());
+  BOOST_TEST(!r2.inserted);
+  BOOST_TEST(!r2.node);
+  BOOST_TEST(r2.position == c2.end());
 
-    while (!c1.empty()) {
-        value_type v = *c1.begin();
-        value_type const* v_ptr = boost::addressof(*c1.begin());
-        std::size_t count = c2.count(test::get_key<Container1>(v));
-        insert_return_type2 r = c2.insert(c1.extract(c1.begin()));
-        if (!count) {
-            BOOST_TEST(r.inserted);
-            BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
-            BOOST_TEST(r.position != c2.end());
-            BOOST_TEST(boost::addressof(*r.position) == v_ptr);
-            BOOST_TEST(!r.node);
-        } else {
-            BOOST_TEST(!r.inserted);
-            BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count);
-            BOOST_TEST(r.position != c2.end());
-            BOOST_TEST(test::get_key<Container2>(*r.position) ==
-                       test::get_key<Container2>(v));
-            BOOST_TEST(r.node);
-            node_handle_compare(r.node, v);
-        }
+  while (!c1.empty()) {
+    value_type v = *c1.begin();
+    value_type const* v_ptr = boost::to_address(c1.begin());
+    std::size_t count = c2.count(test::get_key<Container1>(v));
+    insert_return_type2 r = c2.insert(c1.extract(c1.begin()));
+    if (!count) {
+      BOOST_TEST(r.inserted);
+      BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
+      BOOST_TEST(r.position != c2.end());
+      BOOST_TEST(boost::to_address(r.position) == v_ptr);
+      BOOST_TEST(!r.node);
+    } else {
+      BOOST_TEST(!r.inserted);
+      BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count);
+      BOOST_TEST(r.position != c2.end());
+      BOOST_TEST(
+        test::get_key<Container2>(*r.position) == test::get_key<Container2>(v));
+      BOOST_TEST(r.node);
+      node_handle_compare(r.node, v);
     }
+  }
 }
 
 template <typename Container1, typename Container2>
 void insert_node_handle_unique2(Container1& c1, Container2& c2)
 {
-    typedef BOOST_DEDUCED_TYPENAME Container1::node_type node_type;
-    typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_type;
-    BOOST_STATIC_ASSERT(boost::is_same<node_type,
-        BOOST_DEDUCED_TYPENAME Container2::node_type>::value);
+  typedef typename Container1::node_type node_type;
+  typedef typename Container1::value_type value_type;
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<node_type, typename Container2::node_type>::value));
 
-    // typedef BOOST_DEDUCED_TYPENAME Container1::insert_return_type
-    // insert_return_type1;
-    typedef BOOST_DEDUCED_TYPENAME Container2::insert_return_type
-        insert_return_type2;
+  // typedef typename Container1::insert_return_type
+  // insert_return_type1;
+  typedef typename Container2::insert_return_type insert_return_type2;
 
-    while (!c1.empty()) {
-        value_type v = *c1.begin();
-        value_type const* v_ptr = boost::addressof(*c1.begin());
-        std::size_t count = c2.count(test::get_key<Container1>(v));
-        insert_return_type2 r =
-            c2.insert(c1.extract(test::get_key<Container1>(v)));
-        if (r.inserted) {
-            BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
-            BOOST_TEST(r.position != c2.end());
-            BOOST_TEST(boost::addressof(*r.position) == v_ptr);
-            BOOST_TEST(!r.node);
-        } else {
-            BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count);
-            BOOST_TEST(r.position != c2.end());
-            BOOST_TEST(test::get_key<Container2>(*r.position) ==
-                       test::get_key<Container2>(v));
-            BOOST_TEST(r.node);
-            node_handle_compare(r.node, v);
-        }
+  while (!c1.empty()) {
+    value_type v = *c1.begin();
+    value_type const* v_ptr = boost::to_address(c1.begin());
+    std::size_t count = c2.count(test::get_key<Container1>(v));
+    insert_return_type2 r = c2.insert(c1.extract(test::get_key<Container1>(v)));
+    if (r.inserted) {
+      BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
+      BOOST_TEST(r.position != c2.end());
+      BOOST_TEST(boost::to_address(r.position) == v_ptr);
+      BOOST_TEST(!r.node);
+    } else {
+      BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count);
+      BOOST_TEST(r.position != c2.end());
+      BOOST_TEST(
+        test::get_key<Container2>(*r.position) == test::get_key<Container2>(v));
+      BOOST_TEST(r.node);
+      node_handle_compare(r.node, v);
     }
+  }
 }
 
 template <typename Container1, typename Container2>
 void insert_node_handle_equiv(Container1& c1, Container2& c2)
 {
-    typedef BOOST_DEDUCED_TYPENAME Container1::node_type node_type;
-    typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_type;
-    BOOST_STATIC_ASSERT(boost::is_same<node_type,
-        BOOST_DEDUCED_TYPENAME Container2::node_type>::value);
+  typedef typename Container1::node_type node_type;
+  typedef typename Container1::value_type value_type;
+  BOOST_STATIC_ASSERT(
+    (boost::is_same<node_type, typename Container2::node_type>::value));
 
-    typedef BOOST_DEDUCED_TYPENAME Container1::iterator iterator1;
-    typedef BOOST_DEDUCED_TYPENAME Container2::iterator iterator2;
+  typedef typename Container1::iterator iterator1;
+  typedef typename Container2::iterator iterator2;
 
-    iterator1 r1 = c1.insert(node_type());
-    iterator2 r2 = c2.insert(node_type());
-    BOOST_TEST(r1 == c1.end());
-    BOOST_TEST(r2 == c2.end());
+  iterator1 r1 = c1.insert(node_type());
+  iterator2 r2 = c2.insert(node_type());
+  BOOST_TEST(r1 == c1.end());
+  BOOST_TEST(r2 == c2.end());
 
-    while (!c1.empty()) {
-        value_type v = *c1.begin();
-        value_type const* v_ptr = boost::addressof(*c1.begin());
-        std::size_t count = c2.count(test::get_key<Container1>(v));
-        iterator2 r = c2.insert(c1.extract(c1.begin()));
-        BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
-        BOOST_TEST(r != c2.end());
-        BOOST_TEST(boost::addressof(*r) == v_ptr);
-    }
+  while (!c1.empty()) {
+    value_type v = *c1.begin();
+    value_type const* v_ptr = boost::to_address(c1.begin());
+    std::size_t count = c2.count(test::get_key<Container1>(v));
+    iterator2 r = c2.insert(c1.extract(c1.begin()));
+    BOOST_TEST_EQ(c2.count(test::get_key<Container1>(v)), count + 1);
+    BOOST_TEST(r != c2.end());
+    BOOST_TEST(boost::to_address(r) == v_ptr);
+  }
 }
 
 struct hash_thing
 {
-    std::size_t operator()(int x) const
-    {
-        return static_cast<std::size_t>(x * 13 + 5);
-    }
+  std::size_t operator()(int x) const
+  {
+    return static_cast<std::size_t>(x * 13 + 5);
+  }
 };
 
-UNORDERED_AUTO_TEST(insert_node_handle_unique_tests)
-{
-    {
-        boost::unordered_set<int> x1;
-        boost::unordered_set<int> x2;
-        x1.emplace(100);
-        x1.emplace(140);
-        x1.emplace(-55);
-        x2.emplace(140);
-        insert_node_handle_unique(x1, x2);
-        BOOST_TEST(x2.size() == 3);
-    }
+UNORDERED_AUTO_TEST (insert_node_handle_unique_tests) {
+  {
+    boost::unordered_set<int> x1;
+    boost::unordered_set<int> x2;
+    x1.emplace(100);
+    x1.emplace(140);
+    x1.emplace(-55);
+    x2.emplace(140);
+    insert_node_handle_unique(x1, x2);
+    BOOST_TEST(x2.size() == 3);
+  }
 
-    {
-        boost::unordered_map<int, int, hash_thing> x1;
-        boost::unordered_map<int, int> x2;
-        x1.emplace(67, 50);
-        x1.emplace(23, 45);
-        x1.emplace(18, 19);
-        x2.emplace(23, 50);
-        x2.emplace(12, 49);
-        insert_node_handle_unique(x1, x2);
-        BOOST_TEST(x2.size() == 4);
-    }
+  {
+    boost::unordered_map<int, int, hash_thing> x1;
+    boost::unordered_map<int, int> x2;
+    x1.emplace(67, 50);
+    x1.emplace(23, 45);
+    x1.emplace(18, 19);
+    x2.emplace(23, 50);
+    x2.emplace(12, 49);
+    insert_node_handle_unique(x1, x2);
+    BOOST_TEST(x2.size() == 4);
+  }
 }
 
-UNORDERED_AUTO_TEST(insert_node_handle_equiv_tests)
-{
-    {
-        boost::unordered_multimap<int, int, hash_thing> x1;
-        boost::unordered_multimap<int, int> x2;
-        x1.emplace(67, 50);
-        x1.emplace(67, 100);
-        x1.emplace(23, 45);
-        x1.emplace(18, 19);
-        x2.emplace(23, 50);
-        x2.emplace(12, 49);
-        insert_node_handle_equiv(x1, x2);
-        BOOST_TEST(x2.size() == 6);
-    }
+UNORDERED_AUTO_TEST (insert_node_handle_equiv_tests) {
+  {
+    boost::unordered_multimap<int, int, hash_thing> x1;
+    boost::unordered_multimap<int, int> x2;
+    x1.emplace(67, 50);
+    x1.emplace(67, 100);
+    x1.emplace(23, 45);
+    x1.emplace(18, 19);
+    x2.emplace(23, 50);
+    x2.emplace(12, 49);
+    insert_node_handle_equiv(x1, x2);
+    BOOST_TEST(x2.size() == 6);
+  }
 }
 
-UNORDERED_AUTO_TEST(insert_node_handle_unique_tests2)
-{
-    {
-        boost::unordered_set<int> x1;
-        boost::unordered_set<int> x2;
-        x1.emplace(100);
-        x1.emplace(140);
-        x1.emplace(-55);
-        x2.emplace(140);
-        insert_node_handle_unique2(x1, x2);
-        BOOST_TEST(x2.size() == 3);
-    }
+UNORDERED_AUTO_TEST (insert_node_handle_unique_tests2) {
+  {
+    boost::unordered_set<int> x1;
+    boost::unordered_set<int> x2;
+    x1.emplace(100);
+    x1.emplace(140);
+    x1.emplace(-55);
+    x2.emplace(140);
+    insert_node_handle_unique2(x1, x2);
+    BOOST_TEST(x2.size() == 3);
+  }
 
-    {
-        boost::unordered_map<int, int, hash_thing> x1;
-        boost::unordered_map<int, int> x2;
-        x1.emplace(67, 50);
-        x1.emplace(23, 45);
-        x1.emplace(18, 19);
-        x2.emplace(23, 50);
-        x2.emplace(12, 49);
-        insert_node_handle_unique2(x1, x2);
-        BOOST_TEST(x2.size() == 4);
-    }
+  {
+    boost::unordered_map<int, int, hash_thing> x1;
+    boost::unordered_map<int, int> x2;
+    x1.emplace(67, 50);
+    x1.emplace(23, 45);
+    x1.emplace(18, 19);
+    x2.emplace(23, 50);
+    x2.emplace(12, 49);
+    insert_node_handle_unique2(x1, x2);
+    BOOST_TEST(x2.size() == 4);
+  }
 }
 
 RUN_TESTS()

test/unordered/noexcept_tests.cpp

@@ -12,159 +12,309 @@
 
 #include "../helpers/test.hpp"
 
+#if defined(BOOST_MSVC)
+#pragma warning(push)
+// conditional expression is constant
+#pragma warning(disable : 4127)
+#endif
+
 namespace noexcept_tests {
-// Test the noexcept is set correctly for the move constructor.
+  // Test the noexcept is set correctly for the move constructor.
 
-struct hash_possible_exception : boost::hash<int>
-{
+  struct hash_possible_exception : boost::hash<int>
+  {
     hash_possible_exception(hash_possible_exception const&) {}
-};
-
-struct equal_to_possible_exception : std::equal_to<int>
-{
-    equal_to_possible_exception(equal_to_possible_exception const&) {}
-};
-
-// Test that the move constructor does actually move without throwing
-// an exception when it claims to.
-
-struct test_exception
-{
-};
-
-bool throwing_test_exception = false;
-void test_throw(char const* name)
-{
-    if (throwing_test_exception) {
-        std::cerr << "Throw exception in: " << name << std::endl;
-        throw test_exception();
+    hash_possible_exception& operator=(hash_possible_exception const&)
+    {
+      return *this;
     }
-}
+  };
 
-class hash_nothrow_move : boost::hash<int>
-{
-    BOOST_COPYABLE_AND_MOVABLE(hash_nothrow_move)
+  struct equal_to_possible_exception : std::equal_to<int>
+  {
+    equal_to_possible_exception(equal_to_possible_exception const&) {}
+    equal_to_possible_exception& operator=(equal_to_possible_exception const&)
+    {
+      return *this;
+    }
+  };
+
+  // Test that the move constructor does actually move without throwing
+  // an exception when it claims to.
+
+  struct test_exception
+  {
+  };
+
+  bool throwing_test_exception = false;
+  void test_throw(char const* name)
+  {
+    if (throwing_test_exception) {
+      BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Throw exception in: " << name
+                                     << std::endl;
+      throw test_exception();
+    }
+  }
+
+  template <bool nothrow_move_construct, bool nothrow_move_assign,
+    bool nothrow_swap>
+  class hash_nothrow : boost::hash<int>
+  {
+    BOOST_COPYABLE_AND_MOVABLE(hash_nothrow)
 
     typedef boost::hash<int> base;
 
   public:
-    hash_nothrow_move(BOOST_RV_REF(hash_nothrow_move)) BOOST_NOEXCEPT {}
-
-    hash_nothrow_move() { test_throw("Constructor"); }
-    hash_nothrow_move(hash_nothrow_move const&) { test_throw("Copy"); }
-    hash_nothrow_move& operator=(BOOST_COPY_ASSIGN_REF(hash_nothrow_move))
+    hash_nothrow(BOOST_RV_REF(hash_nothrow))
+      BOOST_NOEXCEPT_IF(nothrow_move_construct)
     {
-        test_throw("Assign");
-        return *this;
+      if (!nothrow_move_construct) {
+        test_throw("Move Constructor");
+      }
     }
-    hash_nothrow_move& operator=(BOOST_RV_REF(hash_nothrow_move))
+
+    hash_nothrow() { test_throw("Constructor"); }
+    hash_nothrow(hash_nothrow const&) { test_throw("Copy"); }
+    hash_nothrow& operator=(BOOST_COPY_ASSIGN_REF(hash_nothrow))
     {
+      test_throw("Assign");
+      return *this;
+    }
+    hash_nothrow& operator=(BOOST_RV_REF(hash_nothrow))
+      BOOST_NOEXCEPT_IF(nothrow_move_assign)
+    {
+      if (!nothrow_move_assign) {
         test_throw("Move Assign");
-        return *this;
+      }
+      return *this;
     }
     std::size_t operator()(int x) const
     {
-        test_throw("Operator");
-        return static_cast<base const&>(*this)(x);
+      test_throw("Operator");
+      return static_cast<base const&>(*this)(x);
     }
-};
+    friend void swap(hash_nothrow&, hash_nothrow&)
+      BOOST_NOEXCEPT_IF(nothrow_swap)
+    {
+      if (!nothrow_swap) {
+        test_throw("Swap");
+      }
+    }
+  };
 
-class equal_to_nothrow_move : std::equal_to<int>
-{
-    BOOST_COPYABLE_AND_MOVABLE(equal_to_nothrow_move)
+  typedef hash_nothrow<true, false, false> hash_nothrow_move_construct;
+  typedef hash_nothrow<false, true, false> hash_nothrow_move_assign;
+  typedef hash_nothrow<false, false, true> hash_nothrow_swap;
 
-    typedef std::equal_to<int> base;
+  template <bool nothrow_move_construct, bool nothrow_move_assign,
+    bool nothrow_swap>
+  class equal_to_nothrow
+  {
+    BOOST_COPYABLE_AND_MOVABLE(equal_to_nothrow)
+
+    typedef boost::hash<int> base;
 
   public:
-    equal_to_nothrow_move(BOOST_RV_REF(equal_to_nothrow_move)) BOOST_NOEXCEPT {}
-    equal_to_nothrow_move() { test_throw("Constructor"); }
-    equal_to_nothrow_move(equal_to_nothrow_move const&) { test_throw("Copy"); }
-    equal_to_nothrow_move& operator=(
-        BOOST_COPY_ASSIGN_REF(equal_to_nothrow_move))
+    equal_to_nothrow(BOOST_RV_REF(equal_to_nothrow))
+      BOOST_NOEXCEPT_IF(nothrow_move_construct)
     {
-        test_throw("Assign");
-        return *this;
+      if (!nothrow_move_construct) {
+        test_throw("Move Constructor");
+      }
     }
-    equal_to_nothrow_move& operator=(BOOST_RV_REF(equal_to_nothrow_move))
+
+    equal_to_nothrow() { test_throw("Constructor"); }
+    equal_to_nothrow(equal_to_nothrow const&) { test_throw("Copy"); }
+    equal_to_nothrow& operator=(BOOST_COPY_ASSIGN_REF(equal_to_nothrow))
     {
+      test_throw("Assign");
+      return *this;
+    }
+    equal_to_nothrow& operator=(BOOST_RV_REF(equal_to_nothrow))
+      BOOST_NOEXCEPT_IF(nothrow_move_assign)
+    {
+      if (!nothrow_move_assign) {
         test_throw("Move Assign");
-        return *this;
+      }
+      return *this;
     }
     std::size_t operator()(int x, int y) const
     {
-        test_throw("Operator");
-        return static_cast<base const&>(*this)(x, y);
+      test_throw("Operator");
+      return x == y;
     }
-};
+    friend void swap(equal_to_nothrow&, equal_to_nothrow&)
+      BOOST_NOEXCEPT_IF(nothrow_swap)
+    {
+      if (!nothrow_swap) {
+        test_throw("Swap");
+      }
+    }
+  };
 
-bool have_is_nothrow_move = false;
+  typedef equal_to_nothrow<true, false, false> equal_to_nothrow_move_construct;
+  typedef equal_to_nothrow<false, true, false> equal_to_nothrow_move_assign;
+  typedef equal_to_nothrow<false, false, true> equal_to_nothrow_swap;
 
-UNORDERED_AUTO_TEST(check_is_nothrow_move)
-{
+  bool have_is_nothrow_move = false;
+  bool have_is_nothrow_move_assign = false;
+  bool have_is_nothrow_swap = false;
+
+  UNORDERED_AUTO_TEST (check_is_nothrow_move) {
     BOOST_TEST(
-        !boost::is_nothrow_move_constructible<hash_possible_exception>::value);
+      !boost::is_nothrow_move_constructible<hash_possible_exception>::value);
+    BOOST_TEST(
+      !boost::is_nothrow_move_assignable<hash_possible_exception>::value);
+    BOOST_TEST(!boost::is_nothrow_swappable<hash_possible_exception>::value);
+    BOOST_TEST((!boost::is_nothrow_move_constructible<
+                equal_to_nothrow<false, false, false> >::value));
+    BOOST_TEST((!boost::is_nothrow_move_assignable<
+                equal_to_nothrow<false, false, false> >::value));
+    BOOST_TEST((!boost::is_nothrow_swappable<
+                equal_to_nothrow<false, false, false> >::value));
+
     have_is_nothrow_move =
-        boost::is_nothrow_move_constructible<hash_nothrow_move>::value;
+      boost::is_nothrow_move_constructible<hash_nothrow_move_construct>::value;
+    have_is_nothrow_move_assign =
+      boost::is_nothrow_move_assignable<hash_nothrow_move_assign>::value;
+    have_is_nothrow_swap =
+      boost::is_nothrow_swappable<hash_nothrow_swap>::value;
 
-// Copied from boost::is_nothrow_move_constructible implementation
-// to make sure this does actually detect it when expected.
-//
-// The type trait is also available when BOOST_IS_NOTHROW_MOVE_CONSTRUCT
-// is defined (for some versions of Visual C++?) but detects 'throw()',
-// not noexcept.
+// Check that the traits work when expected.
 #if !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_SFINAE_EXPR) &&     \
-    !BOOST_WORKAROUND(BOOST_GCC_VERSION, < 40800)
+  !BOOST_WORKAROUND(BOOST_GCC_VERSION, < 40800)
     BOOST_TEST(have_is_nothrow_move);
+    BOOST_TEST(have_is_nothrow_move_assign);
 #endif
-}
 
-UNORDERED_AUTO_TEST(test_noexcept)
-{
+#if !defined(BOOST_NO_SFINAE_EXPR) && !defined(BOOST_NO_CXX11_NOEXCEPT) &&     \
+  !defined(BOOST_NO_CXX11_DECLTYPE) &&                                         \
+  !defined(BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS)
+    BOOST_TEST(have_is_nothrow_swap);
+#endif
+
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM
+      << "have_is_nothrow_move: " << have_is_nothrow_move << std::endl
+      << "have_is_nothrow_swap: " << have_is_nothrow_swap << std::endl;
+  }
+
+  UNORDERED_AUTO_TEST (test_noexcept) {
     if (have_is_nothrow_move) {
-        BOOST_TEST((boost::is_nothrow_move_constructible<
-            boost::unordered_set<int> >::value));
-        BOOST_TEST((boost::is_nothrow_move_constructible<
-            boost::unordered_multiset<int> >::value));
-        BOOST_TEST((boost::is_nothrow_move_constructible<
-            boost::unordered_map<int, int> >::value));
-        BOOST_TEST((boost::is_nothrow_move_constructible<
-            boost::unordered_multimap<int, int> >::value));
+      BOOST_TEST((boost::is_nothrow_move_constructible<
+        boost::unordered_set<int> >::value));
+      BOOST_TEST((boost::is_nothrow_move_constructible<
+        boost::unordered_multiset<int> >::value));
+      BOOST_TEST((boost::is_nothrow_move_constructible<
+        boost::unordered_map<int, int> >::value));
+      BOOST_TEST((boost::is_nothrow_move_constructible<
+        boost::unordered_multimap<int, int> >::value));
     }
 
     BOOST_TEST((!boost::is_nothrow_move_constructible<
                 boost::unordered_set<int, hash_possible_exception> >::value));
     BOOST_TEST(
-        (!boost::is_nothrow_move_constructible<boost::unordered_multiset<int,
-                boost::hash<int>, equal_to_possible_exception> >::value));
-}
+      (!boost::is_nothrow_move_constructible<boost::unordered_multiset<int,
+          boost::hash<int>, equal_to_possible_exception> >::value));
+  }
 
-UNORDERED_AUTO_TEST(test_no_throw_when_noexcept)
-{
-    typedef boost::unordered_set<int, hash_nothrow_move, equal_to_nothrow_move>
-        throwing_set;
+  UNORDERED_AUTO_TEST (test_nothrow_move_when_noexcept) {
+    typedef boost::unordered_set<int, hash_nothrow_move_construct,
+      equal_to_nothrow_move_construct>
+      throwing_set;
 
     if (have_is_nothrow_move) {
-        BOOST_TEST(boost::is_nothrow_move_constructible<throwing_set>::value);
-
-        throwing_test_exception = false;
-
-        throwing_set x1;
-        x1.insert(10);
-        x1.insert(50);
-
-        try {
-            throwing_test_exception = true;
-
-            throwing_set x2 = boost::move(x1);
-            BOOST_TEST(x2.size() == 2);
-            BOOST_TEST(*x2.begin() == 10 || *x2.begin() == 50);
-        } catch (test_exception) {
-            BOOST_TEST(false);
-        }
-
-        throwing_test_exception = false;
+      BOOST_TEST(boost::is_nothrow_move_constructible<throwing_set>::value);
     }
+
+    throwing_test_exception = false;
+
+    throwing_set x1;
+    x1.insert(10);
+    x1.insert(50);
+
+    try {
+      throwing_test_exception = true;
+
+      throwing_set x2 = boost::move(x1);
+      BOOST_TEST(x2.size() == 2);
+      BOOST_TEST(*x2.begin() == 10 || *x2.begin() == 50);
+      BOOST_TEST(have_is_nothrow_move);
+    } catch (test_exception) {
+      BOOST_TEST(!have_is_nothrow_move);
+    }
+
+    throwing_test_exception = false;
+  }
+
+  UNORDERED_AUTO_TEST (test_nothrow_move_assign_when_noexcept) {
+    typedef boost::unordered_set<int, hash_nothrow_move_assign,
+      equal_to_nothrow_move_assign>
+      throwing_set;
+
+    if (have_is_nothrow_move_assign) {
+      BOOST_TEST(boost::is_nothrow_move_assignable<throwing_set>::value);
+    }
+
+    throwing_test_exception = false;
+
+    throwing_set x1;
+    throwing_set x2;
+    x1.insert(10);
+    x1.insert(50);
+    for (int i = 0; i < 100; ++i) {
+      x2.insert(i);
+    }
+
+    try {
+      throwing_test_exception = true;
+
+      x2 = boost::move(x1);
+      BOOST_TEST(x2.size() == 2);
+      BOOST_TEST(*x2.begin() == 10 || *x2.begin() == 50);
+      BOOST_TEST(have_is_nothrow_move_assign);
+    } catch (test_exception) {
+      BOOST_TEST(!have_is_nothrow_move_assign);
+    }
+
+    throwing_test_exception = false;
+  }
+
+  UNORDERED_AUTO_TEST (test_nothrow_swap_when_noexcept) {
+    typedef boost::unordered_set<int, hash_nothrow_swap, equal_to_nothrow_swap>
+      throwing_set;
+
+    if (have_is_nothrow_swap) {
+      BOOST_TEST(boost::is_nothrow_swappable<throwing_set>::value);
+    }
+
+    throwing_test_exception = false;
+
+    throwing_set x1;
+    throwing_set x2;
+    x1.insert(10);
+    x1.insert(50);
+    for (int i = 0; i < 100; ++i) {
+      x2.insert(i);
+    }
+
+    try {
+      throwing_test_exception = true;
+
+      x1.swap(x2);
+      BOOST_TEST(x1.size() == 100);
+      BOOST_TEST(x2.size() == 2);
+      BOOST_TEST(*x2.begin() == 10 || *x2.begin() == 50);
+      BOOST_TEST(have_is_nothrow_swap);
+    } catch (test_exception) {
+      BOOST_TEST(!have_is_nothrow_swap);
+    }
+
+    throwing_test_exception = false;
+  }
 }
-}
+
+#if defined(BOOST_MSVC)
+#pragma warning(pop)
+#endif
 
 RUN_TESTS()

test/unordered/rehash_tests.cpp

@@ -18,18 +18,17 @@
 
 namespace rehash_tests {
 
-test::seed_t initialize_seed(2974);
+  test::seed_t initialize_seed(2974);
 
-template <class X>
-bool postcondition(X const& x, BOOST_DEDUCED_TYPENAME X::size_type n)
-{
+  template <class X> bool postcondition(X const& x, typename X::size_type n)
+  {
     return static_cast<double>(x.bucket_count()) >=
-               static_cast<double>(x.size()) / x.max_load_factor() &&
+             static_cast<double>(x.size()) / x.max_load_factor() &&
            x.bucket_count() >= n;
-}
+  }
 
-template <class X> void rehash_empty_test1(X*)
-{
+  template <class X> void rehash_empty_test1(X*)
+  {
     X x;
 
     x.rehash(10000);
@@ -40,10 +39,11 @@ template <class X> void rehash_empty_test1(X*)
 
     x.rehash(10000000);
     BOOST_TEST(postcondition(x, 10000000));
-}
+  }
 
-template <class X> void rehash_empty_test2(X*, test::random_generator generator)
-{
+  template <class X>
+  void rehash_empty_test2(X*, test::random_generator generator)
+  {
     test::random_values<X> v(1000, generator);
     test::ordered<X> tracker;
 
@@ -61,10 +61,11 @@ template <class X> void rehash_empty_test2(X*, test::random_generator generator)
     x.rehash(10000000);
     tracker.compare(x);
     BOOST_TEST(postcondition(x, 10000000));
-}
+  }
 
-template <class X> void rehash_empty_test3(X*, test::random_generator generator)
-{
+  template <class X>
+  void rehash_empty_test3(X*, test::random_generator generator)
+  {
     test::random_values<X> v(1000, generator);
     test::ordered<X> tracker;
 
@@ -78,10 +79,10 @@ template <class X> void rehash_empty_test3(X*, test::random_generator generator)
     tracker.compare(x);
 
     BOOST_TEST(postcondition(x, 0));
-}
+  }
 
-template <class X> void rehash_test1(X*, test::random_generator generator)
-{
+  template <class X> void rehash_test1(X*, test::random_generator generator)
+  {
     test::random_values<X> v(1000, generator);
     test::ordered<X> tracker;
     tracker.insert_range(v.begin(), v.end());
@@ -104,10 +105,10 @@ template <class X> void rehash_test1(X*, test::random_generator generator)
     x.rehash(1000);
     BOOST_TEST(postcondition(x, 1000));
     tracker.compare(x);
-}
+  }
 
-template <class X> void reserve_empty_test1(X*)
-{
+  template <class X> void reserve_empty_test1(X*)
+  {
     X x;
 
     x.reserve(10000);
@@ -117,10 +118,10 @@ template <class X> void reserve_empty_test1(X*)
 
     x.reserve(10000000);
     BOOST_TEST(x.bucket_count() >= 10000000);
-}
+  }
 
-template <class X> void reserve_empty_test2(X*)
-{
+  template <class X> void reserve_empty_test2(X*)
+  {
     X x;
     x.max_load_factor(0.25);
 
@@ -131,100 +132,98 @@ template <class X> void reserve_empty_test2(X*)
 
     x.reserve(10000000);
     BOOST_TEST(x.bucket_count() >= 40000000);
-}
+  }
 
-template <class X> void reserve_test1(X*, test::random_generator generator)
-{
+  template <class X> void reserve_test1(X*, test::random_generator generator)
+  {
     for (int random_mlf = 0; random_mlf < 2; ++random_mlf) {
-        for (std::size_t i = 1; i < 2000; i += i < 50 ? 1 : 13) {
-            test::random_values<X> v(i, generator);
+      for (std::size_t i = 1; i < 2000; i += i < 50 ? 1 : 13) {
+        test::random_values<X> v(i, generator);
 
-            test::ordered<X> tracker;
-            tracker.insert_range(v.begin(), v.end());
+        test::ordered<X> tracker;
+        tracker.insert_range(v.begin(), v.end());
 
-            X x;
-            x.max_load_factor(
-                random_mlf
-                    ? static_cast<float>(std::rand() % 1000) / 500.0f + 0.5f
-                    : 1.0f);
-            x.reserve(test::has_unique_keys<X>::value ? i : v.size());
+        X x;
+        x.max_load_factor(
+          random_mlf ? static_cast<float>(std::rand() % 1000) / 500.0f + 0.5f
+                     : 1.0f);
+        x.reserve(test::has_unique_keys<X>::value ? i : v.size());
 
-            // Insert an element before the range insert, otherwise there are
-            // no iterators to invalidate in the range insert, and it can
-            // rehash.
-            typename test::random_values<X>::iterator it = v.begin();
-            x.insert(*it);
-            ++it;
+        // Insert an element before the range insert, otherwise there are
+        // no iterators to invalidate in the range insert, and it can
+        // rehash.
+        typename test::random_values<X>::iterator it = v.begin();
+        x.insert(*it);
+        ++it;
 
-            std::size_t bucket_count = x.bucket_count();
-            x.insert(it, v.end());
-            BOOST_TEST(bucket_count == x.bucket_count());
-            tracker.compare(x);
-        }
+        std::size_t bucket_count = x.bucket_count();
+        x.insert(it, v.end());
+        BOOST_TEST(bucket_count == x.bucket_count());
+        tracker.compare(x);
+      }
     }
-}
+  }
 
-template <class X> void reserve_test2(X*, test::random_generator generator)
-{
+  template <class X> void reserve_test2(X*, test::random_generator generator)
+  {
     for (int random_mlf = 0; random_mlf < 2; ++random_mlf) {
-        for (std::size_t i = 0; i < 2000; i += i < 50 ? 1 : 13) {
-            test::random_values<X> v(i, generator);
+      for (std::size_t i = 0; i < 2000; i += i < 50 ? 1 : 13) {
+        test::random_values<X> v(i, generator);
 
-            test::ordered<X> tracker;
-            tracker.insert_range(v.begin(), v.end());
+        test::ordered<X> tracker;
+        tracker.insert_range(v.begin(), v.end());
 
-            X x;
-            x.max_load_factor(
-                random_mlf
-                    ? static_cast<float>(std::rand() % 1000) / 500.0f + 0.5f
-                    : 1.0f);
+        X x;
+        x.max_load_factor(
+          random_mlf ? static_cast<float>(std::rand() % 1000) / 500.0f + 0.5f
+                     : 1.0f);
 
-            x.reserve(test::has_unique_keys<X>::value ? i : v.size());
+        x.reserve(test::has_unique_keys<X>::value ? i : v.size());
 
-            std::size_t bucket_count = x.bucket_count();
-            for (typename test::random_values<X>::iterator it = v.begin();
-                 it != v.end(); ++it) {
-                x.insert(*it);
-            }
-
-            BOOST_TEST(bucket_count == x.bucket_count());
-            tracker.compare(x);
+        std::size_t bucket_count = x.bucket_count();
+        for (typename test::random_values<X>::iterator it = v.begin();
+             it != v.end(); ++it) {
+          x.insert(*it);
         }
-    }
-}
 
-boost::unordered_set<int>* int_set_ptr;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+        BOOST_TEST(bucket_count == x.bucket_count());
+        tracker.compare(x);
+      }
+    }
+  }
+
+  boost::unordered_set<int>* int_set_ptr;
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset_ptr;
-boost::unordered_map<test::movable, test::movable, test::hash, test::equal_to,
+  boost::unordered_map<test::movable, test::movable, test::hash, test::equal_to,
     test::allocator2<test::movable> >* test_map_ptr;
-boost::unordered_multimap<int, int>* int_multimap_ptr;
+  boost::unordered_multimap<int, int>* int_multimap_ptr;
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_TEST(rehash_empty_test1,
+  UNORDERED_TEST(rehash_empty_test1,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr)))
-UNORDERED_TEST(rehash_empty_test2,
+  UNORDERED_TEST(rehash_empty_test2,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(rehash_empty_test3,
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(rehash_empty_test3,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(rehash_test1,
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(rehash_test1,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(reserve_empty_test1,
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(reserve_empty_test1,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr)))
-UNORDERED_TEST(reserve_empty_test2,
+  UNORDERED_TEST(reserve_empty_test2,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr)))
-UNORDERED_TEST(reserve_test1,
+  UNORDERED_TEST(reserve_test1,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
-UNORDERED_TEST(reserve_test2,
+      (default_generator)(generate_collisions)(limited_range)))
+  UNORDERED_TEST(reserve_test2,
     ((int_set_ptr)(test_multiset_ptr)(test_map_ptr)(int_multimap_ptr))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      (default_generator)(generate_collisions)(limited_range)))
 }
 
 RUN_TESTS()

test/unordered/simple_tests.cpp

@@ -19,117 +19,116 @@
 
 template <class X> void simple_test(X const& a)
 {
-    test::unordered_equivalence_tester<X> equivalent(a);
+  test::unordered_equivalence_tester<X> equivalent(a);
 
-    {
-        X u;
-        BOOST_TEST(u.size() == 0);
-        BOOST_TEST(X().size() == 0);
-    }
+  {
+    X u;
+    BOOST_TEST(u.size() == 0);
+    BOOST_TEST(X().size() == 0);
+  }
 
-    {
-        BOOST_TEST(equivalent(X(a)));
-    }
+  {
+    BOOST_TEST(equivalent(X(a)));
+  }
 
-    {
-        X u(a);
-        BOOST_TEST(equivalent(u));
-    }
+  {
+    X u(a);
+    BOOST_TEST(equivalent(u));
+  }
 
-    {
-        X u = a;
-        BOOST_TEST(equivalent(u));
-    }
+  {
+    X u = a;
+    BOOST_TEST(equivalent(u));
+  }
 
-    {
-        X b(a);
-        BOOST_TEST(b.begin() == const_cast<X const&>(b).cbegin());
-        BOOST_TEST(b.end() == const_cast<X const&>(b).cend());
-    }
+  {
+    X b(a);
+    BOOST_TEST(b.begin() == const_cast<X const&>(b).cbegin());
+    BOOST_TEST(b.end() == const_cast<X const&>(b).cend());
+  }
 
-    {
-        X b(a);
-        X c;
-        BOOST_TEST(equivalent(b));
-        BOOST_TEST(c.empty());
-        b.swap(c);
-        BOOST_TEST(b.empty());
-        BOOST_TEST(equivalent(c));
-        b.swap(c);
-        BOOST_TEST(c.empty());
-        BOOST_TEST(equivalent(b));
-    }
+  {
+    X b(a);
+    X c;
+    BOOST_TEST(equivalent(b));
+    BOOST_TEST(c.empty());
+    b.swap(c);
+    BOOST_TEST(b.empty());
+    BOOST_TEST(equivalent(c));
+    b.swap(c);
+    BOOST_TEST(c.empty());
+    BOOST_TEST(equivalent(b));
+  }
 
-    {
-        X u;
-        X& r = u;
-        BOOST_TEST(&(r = r) == &r);
+  {
+    X u;
+    X& r = u;
+    BOOST_TEST(&(r = r) == &r);
 
-        BOOST_TEST(r.empty());
-        BOOST_TEST(&(r = a) == &r);
-        BOOST_TEST(equivalent(r));
-        BOOST_TEST(&(r = r) == &r);
-        BOOST_TEST(equivalent(r));
-    }
+    BOOST_TEST(r.empty());
+    BOOST_TEST(&(r = a) == &r);
+    BOOST_TEST(equivalent(r));
+    BOOST_TEST(&(r = r) == &r);
+    BOOST_TEST(equivalent(r));
+  }
 
-    {
-        BOOST_TEST(a.size() == static_cast<BOOST_DEDUCED_TYPENAME X::size_type>(
-                                   std::distance(a.begin(), a.end())));
-    }
+  {
+    BOOST_TEST(a.size() == static_cast<typename X::size_type>(
+                             std::distance(a.begin(), a.end())));
+  }
 
-    {
-        BOOST_TEST(a.empty() == (a.size() == 0));
-    }
+  {
+    BOOST_TEST(a.empty() == (a.size() == 0));
+  }
 
-    {
-        BOOST_TEST(a.empty() == (a.begin() == a.end()));
-        X u;
-        BOOST_TEST(u.begin() == u.end());
-    }
+  {
+    BOOST_TEST(a.empty() == (a.begin() == a.end()));
+    X u;
+    BOOST_TEST(u.begin() == u.end());
+  }
 }
 
-UNORDERED_AUTO_TEST(simple_tests)
-{
-    using namespace std;
-    srand(14878);
+UNORDERED_AUTO_TEST (simple_tests) {
+  using namespace std;
+  srand(14878);
 
-    std::cout << "Test unordered_set.\n";
-    boost::unordered_set<int> set;
-    simple_test(set);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_set.\n";
+  boost::unordered_set<int> set;
+  simple_test(set);
 
-    set.insert(1);
-    set.insert(2);
-    set.insert(1456);
-    simple_test(set);
+  set.insert(1);
+  set.insert(2);
+  set.insert(1456);
+  simple_test(set);
 
-    std::cout << "Test unordered_multiset.\n";
-    boost::unordered_multiset<int> multiset;
-    simple_test(multiset);
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multiset.\n";
+  boost::unordered_multiset<int> multiset;
+  simple_test(multiset);
 
-    for (int i1 = 0; i1 < 1000; ++i1) {
-        int count = rand() % 10, index = rand();
-        for (int j = 0; j < count; ++j)
-            multiset.insert(index);
-    }
-    simple_test(multiset);
+  for (int i1 = 0; i1 < 1000; ++i1) {
+    int count = rand() % 10, index = rand();
+    for (int j = 0; j < count; ++j)
+      multiset.insert(index);
+  }
+  simple_test(multiset);
 
-    std::cout << "Test unordered_map.\n";
-    boost::unordered_map<int, int> map;
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_map.\n";
+  boost::unordered_map<int, int> map;
 
-    for (int i2 = 0; i2 < 1000; ++i2) {
-        map.insert(std::pair<const int, int>(rand(), rand()));
-    }
-    simple_test(map);
+  for (int i2 = 0; i2 < 1000; ++i2) {
+    map.insert(std::pair<const int, int>(rand(), rand()));
+  }
+  simple_test(map);
 
-    std::cout << "Test unordered_multimap.\n";
-    boost::unordered_multimap<int, int> multimap;
+  BOOST_LIGHTWEIGHT_TEST_OSTREAM << "Test unordered_multimap.\n";
+  boost::unordered_multimap<int, int> multimap;
 
-    for (int i3 = 0; i3 < 1000; ++i3) {
-        int count = rand() % 10, index = rand();
-        for (int j = 0; j < count; ++j)
-            multimap.insert(std::pair<const int, int>(index, rand()));
-    }
-    simple_test(multimap);
+  for (int i3 = 0; i3 < 1000; ++i3) {
+    int count = rand() % 10, index = rand();
+    for (int j = 0; j < count; ++j)
+      multimap.insert(std::pair<const int, int>(index, rand()));
+  }
+  simple_test(multimap);
 }
 
 RUN_TESTS()

test/unordered/swap_tests.cpp

@@ -26,10 +26,10 @@
 
 namespace swap_tests {
 
-test::seed_t initialize_seed(783472);
+  test::seed_t initialize_seed(783472);
 
-template <class X> void swap_test_impl(X& x1, X& x2)
-{
+  template <class X> void swap_test_impl(X& x1, X& x2)
+  {
     test::ordered<X> tracker1 = test::create_ordered(x1);
     test::ordered<X> tracker2 = test::create_ordered(x2);
     tracker1.insert_range(x1.begin(), x1.end());
@@ -37,180 +37,175 @@ template <class X> void swap_test_impl(X& x1, X& x2)
     x1.swap(x2);
     tracker1.compare(x2);
     tracker2.compare(x1);
-}
+  }
 
-template <class X> void swap_tests1(X*, test::random_generator generator)
-{
+  template <class X> void swap_tests1(X*, test::random_generator generator)
+  {
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        X x;
-        swap_test_impl(x, x);
+      X x;
+      swap_test_impl(x, x);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        X x, y;
-        swap_test_impl(x, y);
+      X x, y;
+      swap_test_impl(x, y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<X> v(1000, generator);
-        X x, y(v.begin(), v.end());
-        swap_test_impl(x, y);
-        swap_test_impl(x, y);
+      test::random_values<X> v(1000, generator);
+      X x, y(v.begin(), v.end());
+      swap_test_impl(x, y);
+      swap_test_impl(x, y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<X> vx(1000, generator), vy(1000, generator);
-        X x(vx.begin(), vx.end()), y(vy.begin(), vy.end());
-        swap_test_impl(x, y);
-        swap_test_impl(x, y);
+      test::random_values<X> vx(1000, generator), vy(1000, generator);
+      X x(vx.begin(), vx.end()), y(vy.begin(), vy.end());
+      swap_test_impl(x, y);
+      swap_test_impl(x, y);
     }
-}
+  }
 
-template <class X> void swap_tests2(X* ptr, test::random_generator generator)
-{
+  template <class X> void swap_tests2(X* ptr, test::random_generator generator)
+  {
     swap_tests1(ptr, generator);
 
-    typedef BOOST_DEDUCED_TYPENAME X::hasher hasher;
-    typedef BOOST_DEDUCED_TYPENAME X::key_equal key_equal;
-    typedef BOOST_DEDUCED_TYPENAME X::allocator_type allocator_type;
+    typedef typename X::hasher hasher;
+    typedef typename X::key_equal key_equal;
+    typedef typename X::allocator_type allocator_type;
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        X x(0, hasher(1), key_equal(1));
-        X y(0, hasher(2), key_equal(2));
-        swap_test_impl(x, y);
+      X x(0, hasher(1), key_equal(1));
+      X y(0, hasher(2), key_equal(2));
+      swap_test_impl(x, y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<X> v(1000, generator);
-        X x(v.begin(), v.end(), 0, hasher(1), key_equal(1));
-        X y(0, hasher(2), key_equal(2));
-        swap_test_impl(x, y);
+      test::random_values<X> v(1000, generator);
+      X x(v.begin(), v.end(), 0, hasher(1), key_equal(1));
+      X y(0, hasher(2), key_equal(2));
+      swap_test_impl(x, y);
     }
 
     {
-        test::check_instances check_;
+      test::check_instances check_;
 
-        test::random_values<X> vx(100, generator), vy(50, generator);
-        X x(vx.begin(), vx.end(), 0, hasher(1), key_equal(1));
-        X y(vy.begin(), vy.end(), 0, hasher(2), key_equal(2));
+      test::random_values<X> vx(100, generator), vy(50, generator);
+      X x(vx.begin(), vx.end(), 0, hasher(1), key_equal(1));
+      X y(vy.begin(), vy.end(), 0, hasher(2), key_equal(2));
+      swap_test_impl(x, y);
+      swap_test_impl(x, y);
+    }
+
+    {
+      test::force_equal_allocator force_(!allocator_type::is_propagate_on_swap);
+      test::check_instances check_;
+
+      test::random_values<X> vx(50, generator), vy(100, generator);
+      X x(vx.begin(), vx.end(), 0, hasher(), key_equal(), allocator_type(1));
+      X y(vy.begin(), vy.end(), 0, hasher(), key_equal(), allocator_type(2));
+
+      if (allocator_type::is_propagate_on_swap ||
+          x.get_allocator() == y.get_allocator()) {
+        swap_test_impl(x, y);
+      }
+    }
+
+    {
+      test::force_equal_allocator force_(!allocator_type::is_propagate_on_swap);
+      test::check_instances check_;
+
+      test::random_values<X> vx(100, generator), vy(100, generator);
+      X x(vx.begin(), vx.end(), 0, hasher(1), key_equal(1), allocator_type(1));
+      X y(vy.begin(), vy.end(), 0, hasher(2), key_equal(2), allocator_type(2));
+
+      if (allocator_type::is_propagate_on_swap ||
+          x.get_allocator() == y.get_allocator()) {
         swap_test_impl(x, y);
         swap_test_impl(x, y);
+      }
     }
+  }
 
-    {
-        test::force_equal_allocator force_(
-            !allocator_type::is_propagate_on_swap);
-        test::check_instances check_;
-
-        test::random_values<X> vx(50, generator), vy(100, generator);
-        X x(vx.begin(), vx.end(), 0, hasher(), key_equal(), allocator_type(1));
-        X y(vy.begin(), vy.end(), 0, hasher(), key_equal(), allocator_type(2));
-
-        if (allocator_type::is_propagate_on_swap ||
-            x.get_allocator() == y.get_allocator()) {
-            swap_test_impl(x, y);
-        }
-    }
-
-    {
-        test::force_equal_allocator force_(
-            !allocator_type::is_propagate_on_swap);
-        test::check_instances check_;
-
-        test::random_values<X> vx(100, generator), vy(100, generator);
-        X x(vx.begin(), vx.end(), 0, hasher(1), key_equal(1),
-            allocator_type(1));
-        X y(vy.begin(), vy.end(), 0, hasher(2), key_equal(2),
-            allocator_type(2));
-
-        if (allocator_type::is_propagate_on_swap ||
-            x.get_allocator() == y.get_allocator()) {
-            swap_test_impl(x, y);
-            swap_test_impl(x, y);
-        }
-    }
-}
-
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     std::allocator<test::object> >* test_map_std_alloc;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_set;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::allocator2<test::object> >* test_multiset;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::allocator1<test::object> >* test_map;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::allocator2<test::object> >* test_multimap;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_swap> >*
     test_set_prop_swap;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_swap> >*
     test_multiset_prop_swap;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::propagate_swap> >*
     test_map_prop_swap;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to, test::cxx11_allocator<test::object, test::propagate_swap> >*
     test_multimap_prop_swap;
 
-boost::unordered_set<test::object, test::hash, test::equal_to,
+  boost::unordered_set<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_swap> >*
     test_set_no_prop_swap;
-boost::unordered_multiset<test::object, test::hash, test::equal_to,
+  boost::unordered_multiset<test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_swap> >*
     test_multiset_no_prop_swap;
-boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
+  boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_swap> >*
     test_map_no_prop_swap;
-boost::unordered_multimap<test::object, test::object, test::hash,
+  boost::unordered_multimap<test::object, test::object, test::hash,
     test::equal_to,
     test::cxx11_allocator<test::object, test::no_propagate_swap> >*
     test_multimap_no_prop_swap;
 
-template <typename T> bool is_propagate(T*)
-{
+  template <typename T> bool is_propagate(T*)
+  {
     return T::allocator_type::is_propagate_on_swap;
-}
+  }
 
-using test::default_generator;
-using test::generate_collisions;
-using test::limited_range;
+  using test::default_generator;
+  using test::generate_collisions;
+  using test::limited_range;
 
-UNORDERED_AUTO_TEST(check_traits)
-{
+  UNORDERED_AUTO_TEST (check_traits) {
     BOOST_TEST(!is_propagate(test_set));
     BOOST_TEST(is_propagate(test_set_prop_swap));
     BOOST_TEST(!is_propagate(test_set_no_prop_swap));
-}
+  }
 
-UNORDERED_TEST(swap_tests1,
-    ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
-        test_set_prop_swap)(test_multiset_prop_swap)(test_map_prop_swap)(
-        test_multimap_prop_swap)(test_set_no_prop_swap)(
-        test_multiset_no_prop_swap)(test_map_no_prop_swap)(
-        test_multimap_no_prop_swap))(
+  UNORDERED_TEST(
+    swap_tests1, ((test_map_std_alloc)(test_set)(test_multiset)(test_map)(
+                   test_multimap)(test_set_prop_swap)(test_multiset_prop_swap)(
+                   test_map_prop_swap)(test_multimap_prop_swap)(
+                   test_set_no_prop_swap)(test_multiset_no_prop_swap)(
+                   test_map_no_prop_swap)(test_multimap_no_prop_swap))(
                    (default_generator)(generate_collisions)(limited_range)))
 
-UNORDERED_TEST(swap_tests2,
+  UNORDERED_TEST(swap_tests2,
     ((test_set)(test_multiset)(test_map)(test_multimap)(test_set_prop_swap)(
-        test_multiset_prop_swap)(test_map_prop_swap)(test_multimap_prop_swap)(
-        test_set_no_prop_swap)(test_multiset_no_prop_swap)(
-        test_map_no_prop_swap)(test_multimap_no_prop_swap))(
-                   (default_generator)(generate_collisions)(limited_range)))
+      test_multiset_prop_swap)(test_map_prop_swap)(test_multimap_prop_swap)(
+      test_set_no_prop_swap)(test_multiset_no_prop_swap)(test_map_no_prop_swap)(
+      test_multimap_no_prop_swap))(
+      (default_generator)(generate_collisions)(limited_range)))
 }
 RUN_TESTS()

test/unordered/unnecessary_copy_tests.cpp

@@ -10,12 +10,11 @@
 #include "../helpers/postfix.hpp"
 // clang-format on
 
-#include <iostream>
 #include "../helpers/test.hpp"
 
 namespace unnecessary_copy_tests {
-struct count_copies
-{
+  struct count_copies
+  {
   private:
     BOOST_COPYABLE_AND_MOVABLE(count_copies)
   public:
@@ -25,14 +24,14 @@ struct count_copies
 
     count_copies() : tag_(0), id_(++id_count)
     {
-        ++copies;
-        trace_op("Default construct");
+      ++copies;
+      trace_op("Default construct");
     }
 
     explicit count_copies(int tag) : tag_(tag), id_(++id_count)
     {
-        ++copies;
-        trace_op("Tag construct");
+      ++copies;
+      trace_op("Tag construct");
     }
 
     // This bizarre constructor is an attempt to confuse emplace.
@@ -47,66 +46,66 @@ struct count_copies
     count_copies(count_copies const&, count_copies const& x)
         : tag_(x.tag_), id_(++id_count)
     {
-        ++copies;
-        trace_op("Pair construct");
+      ++copies;
+      trace_op("Pair construct");
     }
 
     count_copies(count_copies const& x) : tag_(x.tag_), id_(++id_count)
     {
-        ++copies;
-        trace_op("Copy construct");
+      ++copies;
+      trace_op("Copy construct");
     }
 
     count_copies(BOOST_RV_REF(count_copies) x) : tag_(x.tag_), id_(++id_count)
     {
-        x.tag_ = -1;
-        ++moves;
-        trace_op("Move construct");
+      x.tag_ = -1;
+      ++moves;
+      trace_op("Move construct");
     }
 
     count_copies& operator=(
-        BOOST_COPY_ASSIGN_REF(count_copies) p) // Copy assignment
+      BOOST_COPY_ASSIGN_REF(count_copies) p) // Copy assignment
     {
-        tag_ = p.tag_;
-        ++copies;
-        trace_op("Copy assign");
-        return *this;
+      tag_ = p.tag_;
+      ++copies;
+      trace_op("Copy assign");
+      return *this;
     }
 
     count_copies& operator=(BOOST_RV_REF(count_copies) p) // Move assignment
     {
-        tag_ = p.tag_;
-        ++moves;
-        trace_op("Move assign");
-        return *this;
+      tag_ = p.tag_;
+      ++moves;
+      trace_op("Move assign");
+      return *this;
     }
 
     ~count_copies() { trace_op("Destruct"); }
 
     void trace_op(char const* str)
     {
-        BOOST_LIGHTWEIGHT_TEST_OSTREAM << str << ": " << tag_ << " (#" << id_
-                                       << ")" << std::endl;
+      BOOST_LIGHTWEIGHT_TEST_OSTREAM << str << ": " << tag_ << " (#" << id_
+                                     << ")" << std::endl;
     }
 
     int tag_;
     int id_;
-};
+  };
 
-bool operator==(count_copies const& x, count_copies const& y)
-{
+  bool operator==(count_copies const& x, count_copies const& y)
+  {
     return x.tag_ == y.tag_;
-}
+  }
 
-template <class T> T source() { return T(); }
+  template <class T> T source() { return T(); }
 
-void reset()
-{
+  void reset()
+  {
     count_copies::copies = 0;
     count_copies::moves = 0;
 
     BOOST_LIGHTWEIGHT_TEST_OSTREAM << "\nReset\n" << std::endl;
-}
+  }
 }
 
 #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
@@ -115,10 +114,10 @@ namespace boost
 namespace unnecessary_copy_tests
 #endif
 {
-std::size_t hash_value(unnecessary_copy_tests::count_copies const& x)
-{
+  std::size_t hash_value(unnecessary_copy_tests::count_copies const& x)
+  {
     return static_cast<std::size_t>(x.tag_);
-}
+  }
 }
 
 // Boost.Move doesn't seem to work very well on this compiler.
@@ -136,107 +135,159 @@ std::size_t hash_value(unnecessary_copy_tests::count_copies const& x)
 #endif
 
 #define COPY_COUNT(n)                                                          \
-    if (::unnecessary_copy_tests::count_copies::copies != n) {                 \
-        BOOST_ERROR("Wrong number of copies.");                                \
-        std::cerr << "Number of copies: "                                      \
-                  << ::unnecessary_copy_tests::count_copies::copies            \
-                  << " expecting: " << n << std::endl;                         \
-    }
+  if (::unnecessary_copy_tests::count_copies::copies != n) {                   \
+    BOOST_ERROR("Wrong number of copies.");                                    \
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM                                             \
+      << "Number of copies: "                                                  \
+      << ::unnecessary_copy_tests::count_copies::copies << " expecting: " << n \
+      << std::endl;                                                            \
+  }
 #define MOVE_COUNT(n)                                                          \
-    if (::unnecessary_copy_tests::count_copies::moves != n) {                  \
-        BOOST_ERROR("Wrong number of moves.");                                 \
-        std::cerr << "Number of moves: "                                       \
-                  << ::unnecessary_copy_tests::count_copies::moves             \
-                  << " expecting: " << n << std::endl;                         \
-    }
+  if (::unnecessary_copy_tests::count_copies::moves != n) {                    \
+    BOOST_ERROR("Wrong number of moves.");                                     \
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM                                             \
+      << "Number of moves: " << ::unnecessary_copy_tests::count_copies::moves  \
+      << " expecting: " << n << std::endl;                                     \
+  }
 #define COPY_COUNT_RANGE(a, b)                                                 \
-    if (::unnecessary_copy_tests::count_copies::copies < a ||                  \
-        ::unnecessary_copy_tests::count_copies::copies > b) {                  \
-        BOOST_ERROR("Wrong number of copies.");                                \
-        std::cerr << "Number of copies: "                                      \
-                  << ::unnecessary_copy_tests::count_copies::copies            \
-                  << " expecting: [" << a << ", " << b << "]" << std::endl;    \
-    }
+  if (::unnecessary_copy_tests::count_copies::copies < a ||                    \
+      ::unnecessary_copy_tests::count_copies::copies > b) {                    \
+    BOOST_ERROR("Wrong number of copies.");                                    \
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM                                             \
+      << "Number of copies: "                                                  \
+      << ::unnecessary_copy_tests::count_copies::copies << " expecting: ["     \
+      << a << ", " << b << "]" << std::endl;                                   \
+  }
 #define MOVE_COUNT_RANGE(a, b)                                                 \
-    if (::unnecessary_copy_tests::count_copies::moves < a ||                   \
-        ::unnecessary_copy_tests::count_copies::moves > b) {                   \
-        BOOST_ERROR("Wrong number of moves.");                                 \
-        std::cerr << "Number of moves: "                                       \
-                  << ::unnecessary_copy_tests::count_copies::moves             \
-                  << " expecting: [" << a << ", " << b << "]" << std::endl;    \
-    }
+  if (::unnecessary_copy_tests::count_copies::moves < a ||                     \
+      ::unnecessary_copy_tests::count_copies::moves > b) {                     \
+    BOOST_ERROR("Wrong number of moves.");                                     \
+    BOOST_LIGHTWEIGHT_TEST_OSTREAM                                             \
+      << "Number of moves: " << ::unnecessary_copy_tests::count_copies::moves  \
+      << " expecting: [" << a << ", " << b << "]" << std::endl;                \
+  }
 #define COPY_COUNT_EXTRA(a, b) COPY_COUNT_RANGE(a, a + b * EXTRA_CONSTRUCT_COST)
 #define MOVE_COUNT_EXTRA(a, b) MOVE_COUNT_RANGE(a, a + b * EXTRA_CONSTRUCT_COST)
 
 namespace unnecessary_copy_tests {
-int count_copies::copies;
-int count_copies::moves;
-int count_copies::id_count;
+  int count_copies::copies;
+  int count_copies::moves;
+  int count_copies::id_count;
 
-template <class T> void unnecessary_copy_insert_test(T*)
-{
+  template <class T> void unnecessary_copy_insert_test(T*)
+  {
     T x;
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     reset();
     x.insert(a);
     COPY_COUNT(1);
-}
+    MOVE_COUNT(0);
+  }
 
-boost::unordered_set<count_copies>* set;
-boost::unordered_multiset<count_copies>* multiset;
-boost::unordered_map<int, count_copies>* map;
-boost::unordered_multimap<int, count_copies>* multimap;
+  template <class T> void unnecessary_copy_insert_rvalue_set_test(T*)
+  {
+    T x;
+    typename T::value_type a;
+    reset();
+    x.insert(boost::move(a));
+    COPY_COUNT(0);
+    MOVE_COUNT(1);
 
-UNORDERED_TEST(unnecessary_copy_insert_test, ((set)(multiset)(map)(multimap)))
+    typename T::value_type a2;
+    reset();
+    x.insert(boost::move(a));
+    COPY_COUNT(0);
+    MOVE_COUNT((x.size() == 2 ? 1 : 0));
+  }
 
-template <class T> void unnecessary_copy_emplace_test(T*)
-{
+  template <class T> void unnecessary_copy_insert_rvalue_map_test(T*)
+  {
+    // Doesn't currently try to emulate std::pair move construction,
+    // so std::pair's require a copy. Could try emulating it in
+    // construct_from_args.
+
+    T x;
+    typename T::value_type a;
+    reset();
+    x.insert(boost::move(a));
+#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+    COPY_COUNT(1);
+    MOVE_COUNT(0);
+#else
+    COPY_COUNT(0);
+    MOVE_COUNT(1);
+#endif
+
+    typename T::value_type a2;
+    reset();
+    x.insert(boost::move(a));
+#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+    COPY_COUNT((x.size() == 2 ? 1 : 0));
+    MOVE_COUNT(0);
+#else
+    COPY_COUNT(0);
+    MOVE_COUNT((x.size() == 2 ? 1 : 0));
+#endif
+  }
+
+  boost::unordered_set<count_copies>* set;
+  boost::unordered_multiset<count_copies>* multiset;
+  boost::unordered_map<int, count_copies>* map;
+  boost::unordered_multimap<int, count_copies>* multimap;
+
+  UNORDERED_TEST(unnecessary_copy_insert_test, ((set)(multiset)(map)(multimap)))
+  UNORDERED_TEST(unnecessary_copy_insert_rvalue_set_test, ((set)(multiset)))
+  UNORDERED_TEST(unnecessary_copy_insert_rvalue_map_test, ((map)(multimap)))
+
+  template <class T> void unnecessary_copy_emplace_test(T*)
+  {
     reset();
     T x;
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     COPY_COUNT(1);
     x.emplace(a);
     COPY_COUNT(2);
-}
+  }
 
-template <class T> void unnecessary_copy_emplace_rvalue_test(T*)
-{
+  template <class T> void unnecessary_copy_emplace_rvalue_test(T*)
+  {
     reset();
     T x;
-    x.emplace(source<BOOST_DEDUCED_TYPENAME T::value_type>());
+    x.emplace(source<typename T::value_type>());
 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
     COPY_COUNT(1);
 #else
     COPY_COUNT(2);
 #endif
-}
+  }
 
-UNORDERED_TEST(unnecessary_copy_emplace_test, ((set)(multiset)(map)(multimap)))
-UNORDERED_TEST(
+  UNORDERED_TEST(
+    unnecessary_copy_emplace_test, ((set)(multiset)(map)(multimap)))
+  UNORDERED_TEST(
     unnecessary_copy_emplace_rvalue_test, ((set)(multiset)(map)(multimap)))
 
 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
-template <class T> void unnecessary_copy_emplace_std_move_test(T*)
-{
+  template <class T> void unnecessary_copy_emplace_std_move_test(T*)
+  {
     reset();
     T x;
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     COPY_COUNT(1);
     MOVE_COUNT(0);
     x.emplace(std::move(a));
     COPY_COUNT(1);
     MOVE_COUNT(1);
-}
+  }
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     unnecessary_copy_emplace_std_move_test, ((set)(multiset)(map)(multimap)))
 #endif
 
-template <class T> void unnecessary_copy_emplace_boost_move_test(T*)
-{
+  template <class T> void unnecessary_copy_emplace_boost_move_test(T*)
+  {
     reset();
     T x;
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     COPY_COUNT(1);
     MOVE_COUNT_EXTRA(0, 1);
     x.emplace(boost::move(a));
@@ -248,32 +299,33 @@ template <class T> void unnecessary_copy_emplace_boost_move_test(T*)
     COPY_COUNT_RANGE(1, 2);
     MOVE_COUNT_RANGE(0, 1);
 #endif
-}
+  }
 
-UNORDERED_TEST(
+  UNORDERED_TEST(
     unnecessary_copy_emplace_boost_move_test, ((set)(multiset)(map)(multimap)))
 
-template <class T> void unnecessary_copy_emplace_boost_move_set_test(T*)
-{
+  template <class T> void unnecessary_copy_emplace_boost_move_set_test(T*)
+  {
     reset();
     T x;
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     COPY_COUNT(1);
     MOVE_COUNT(0);
     x.emplace(boost::move(a));
     COPY_COUNT(1);
     MOVE_COUNT(1);
-}
+  }
 
-UNORDERED_TEST(unnecessary_copy_emplace_boost_move_set_test, ((set)(multiset)))
+  UNORDERED_TEST(
+    unnecessary_copy_emplace_boost_move_set_test, ((set)(multiset)))
 
-template <class T> void unnecessary_copy_emplace_boost_move_map_test(T*)
-{
+  template <class T> void unnecessary_copy_emplace_boost_move_map_test(T*)
+  {
     reset();
     T x;
     COPY_COUNT(0);
     MOVE_COUNT(0);
-    BOOST_DEDUCED_TYPENAME T::value_type a;
+    typename T::value_type a;
     COPY_COUNT(1);
     MOVE_COUNT_EXTRA(0, 1);
     x.emplace(boost::move(a));
@@ -284,12 +336,12 @@ template <class T> void unnecessary_copy_emplace_boost_move_map_test(T*)
     COPY_COUNT(1);
     MOVE_COUNT(1);
 #endif
-}
+  }
 
-UNORDERED_TEST(unnecessary_copy_emplace_boost_move_map_test, ((map)(multimap)))
+  UNORDERED_TEST(
+    unnecessary_copy_emplace_boost_move_map_test, ((map)(multimap)))
 
-UNORDERED_AUTO_TEST(unnecessary_copy_emplace_set_test)
-{
+  UNORDERED_AUTO_TEST (unnecessary_copy_emplace_set_test) {
     // When calling 'source' the object is moved on some compilers, but not
     // others. So count that here to adjust later.
 
@@ -310,20 +362,15 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_set_test)
 // 0 arguments
 //
 
-#if !BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x5100))
+#if !BOOST_UNORDERED_SUN_WORKAROUNDS1
     // The container will have to create a copy in order to compare with
     // the existing element.
     reset();
     x.emplace();
-#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) ||                             \
-    !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+
     // source_cost doesn't make much sense here, but it seems to fit.
     COPY_COUNT(1);
     MOVE_COUNT(source_cost);
-#else
-    COPY_COUNT(1);
-    MOVE_COUNT(1 + source_cost);
-#endif
 #endif
 
     //
@@ -347,13 +394,8 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_set_test)
     // No move should take place.
     reset();
     x.emplace(boost::move(a));
-#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
     COPY_COUNT(0);
     MOVE_COUNT(0);
-#else
-    COPY_COUNT(0);
-    MOVE_COUNT(1);
-#endif
 
     // Use a new value for cases where a did get moved...
     count_copies b;
@@ -380,10 +422,9 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_set_test)
     x.emplace(b, b);
     COPY_COUNT(1);
     MOVE_COUNT(0);
-}
+  }
 
-UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
-{
+  UNORDERED_AUTO_TEST (unnecessary_copy_emplace_map_test) {
     // When calling 'source' the object is moved on some compilers, but not
     // others. So count that here to adjust later.
 
@@ -409,7 +450,7 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
 // 0 arguments
 //
 
-#if !BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x5100))
+#if !BOOST_UNORDERED_SUN_WORKAROUNDS1
     // COPY_COUNT(1) would be okay here.
     reset();
     x.emplace();
@@ -429,7 +470,7 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
 
     reset();
     x.emplace(boost::unordered::piecewise_construct, boost::make_tuple(),
-        boost::make_tuple());
+      boost::make_tuple());
     COPY_COUNT(2);
     MOVE_COUNT(0);
 
@@ -450,7 +491,7 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
     MOVE_COUNT(source_pair_cost);
 
 #if !(defined(__GNUC__) && __cplusplus < 199900L) &&                           \
-    !(defined(_MSC_VER) && _MSC_VER < 1600)
+  !(defined(_MSC_VER) && _MSC_VER < 1600)
     count_copies part;
     reset();
     std::pair<count_copies const&, count_copies const&> a_ref(part, part);
@@ -496,17 +537,16 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
 
     reset();
     x.emplace(boost::unordered::piecewise_construct,
-        boost::make_tuple(boost::ref(b.first)),
-        boost::make_tuple(boost::ref(b.second)));
+      boost::make_tuple(boost::ref(b.first)),
+      boost::make_tuple(boost::ref(b.second)));
     COPY_COUNT(0);
     MOVE_COUNT(0);
 
-#if !defined(BOOST_NO_CXX11_HDR_TUPLE) || defined(BOOST_HAS_TR1_TUPLE)
+#if BOOST_UNORDERED_TUPLE_ARGS
 
     reset();
     x.emplace(boost::unordered::piecewise_construct,
-        std::make_tuple(std::ref(b.first)),
-        std::make_tuple(std::ref(b.second)));
+      std::make_tuple(std::ref(b.first)), std::make_tuple(std::ref(b.second)));
     COPY_COUNT(0);
     MOVE_COUNT(0);
 
@@ -520,23 +560,23 @@ UNORDERED_AUTO_TEST(unnecessary_copy_emplace_map_test)
     std::pair<count_copies const, count_copies> move_source;
     reset();
     x.emplace(boost::unordered::piecewise_construct,
-        std::make_tuple(std::move(move_source.first)),
-        std::make_tuple(std::move(move_source.second)));
+      std::make_tuple(std::move(move_source.first)),
+      std::make_tuple(std::move(move_source.second)));
     COPY_COUNT(tuple_copy_cost);
     MOVE_COUNT(tuple_move_cost);
 
 #if !defined(BOOST_NO_CXX11_HDR_TUPLE) &&                                      \
-    !(defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ < 6) &&             \
-    !(defined(BOOST_MSVC) && BOOST_MSVC < 1700)
+  !(defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ < 6) &&               \
+  !(defined(BOOST_MSVC) && BOOST_MSVC < 1700)
     reset();
     x.emplace(boost::unordered::piecewise_construct,
-        std::forward_as_tuple(b.first), std::forward_as_tuple(b.second));
+      std::forward_as_tuple(b.first), std::forward_as_tuple(b.second));
     COPY_COUNT(0);
     MOVE_COUNT(0);
 #endif
 
 #endif
-}
+  }
 }
 
 RUN_TESTS()