Merge unordered from trunk.

- Avoid using operator& with the value type.
- More comments in headers.
- Remove old clang workaround.
- Adjust use of inline to make Borland a little happier.
- Avoid `-Wconversion` warnings.


[SVN r67663]

test/unordered/Jamfile.v2

@@ -9,8 +9,8 @@ project unordered-test/unordered
     : requirements
         <warnings>all
         <toolset>intel:<warnings>on
-        <toolset>gcc:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
-        <toolset>darwin:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter"
+        <toolset>gcc:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter -Wconversion"
+        <toolset>darwin:<cxxflags>"-pedantic -Wstrict-aliasing -fstrict-aliasing -Wextra -Wsign-promo -Wunused-parameter -Wconversion"
         <toolset>gcc:<define>_GLIBCXX_DEBUG
         #<toolset>darwin:<define>_GLIBCXX_DEBUG
         <toolset>msvc:<warnings-as-errors>on
@@ -30,7 +30,7 @@ test-suite unordered
         [ run equivalent_keys_tests.cpp ]
         [ run constructor_tests.cpp ]
         [ run copy_tests.cpp ]
-        [ run move_tests.cpp : : : <test-info>always_show_run_output ]
+        [ run move_tests.cpp ]
         [ run assign_tests.cpp ]
         [ run insert_tests.cpp ]
         [ run insert_stable_tests.cpp ]

test/unordered/fwd_map_test.cpp

@@ -7,37 +7,54 @@
 
 #include <boost/unordered/unordered_map_fwd.hpp>
 
-typedef boost::unordered_map<int, int> int_map;
-
-void call_swap(int_map& x, int_map& y) {
+template <typename T>
+void call_swap(boost::unordered_map<T,T>& x,
+    boost::unordered_map<T,T>& y)
+{
     swap(x,y);
 }
 
-bool call_equals(int_map& x, int_map& y) {
+template <typename T>
+bool call_equals(boost::unordered_map<T,T>& x,
+    boost::unordered_map<T,T>& y)
+{
     return x == y;
 }
 
-bool call_not_equals(int_map& x, int_map& y) {
+template <typename T>
+bool call_not_equals(boost::unordered_map<T,T>& x,
+    boost::unordered_map<T,T>& y)
+{
     return x != y;
 }
 
-typedef boost::unordered_multimap<int, int> int_multimap;
-
-void call_swap(int_multimap& x, int_multimap& y) {
+template <typename T>
+void call_swap(boost::unordered_multimap<T,T>& x,
+    boost::unordered_multimap<T,T>& y)
+{
     swap(x,y);
 }
 
-bool call_equals(int_multimap& x, int_multimap& y) {
+template <typename T>
+bool call_equals(boost::unordered_multimap<T,T>& x,
+    boost::unordered_multimap<T,T>& y)
+{
     return x == y;
 }
 
-bool call_not_equals(int_multimap& x, int_multimap& y) {
+template <typename T>
+bool call_not_equals(boost::unordered_multimap<T,T>& x,
+    boost::unordered_multimap<T,T>& y)
+{
     return x != y;
 }
 
 #include <boost/unordered_map.hpp>
 #include "../helpers/test.hpp"
 
+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;

test/unordered/fwd_set_test.cpp

@@ -16,36 +16,53 @@ template <class Value, class Hash, class Pred, class Alloc>
 true_type is_unordered_set_impl(
         boost::unordered_set<Value, Hash, Pred, Alloc>*);
 
-typedef boost::unordered_set<int> int_set;
-
-void call_swap(int_set& x, int_set& y) {
+template<typename T>
+void call_swap(boost::unordered_set<T>& x,
+    boost::unordered_set<T>& y)
+{
     swap(x,y);
 }
 
-bool call_equals(int_set& x, int_set& y) {
+template<typename T>
+bool call_equals(boost::unordered_set<T>& x,
+    boost::unordered_set<T>& y)
+{
     return x == y;
 }
 
-bool call_not_equals(int_set& x, int_set& y) {
+template<typename T>
+bool call_not_equals(boost::unordered_set<T>& x,
+    boost::unordered_set<T>& y)
+{
     return x != y;
 }
 
-typedef boost::unordered_multiset<int> int_multiset;
-
-void call_swap(int_multiset& x, int_multiset& y) {
+template<typename T>
+void call_swap(boost::unordered_multiset<T>& x,
+    boost::unordered_multiset<T>& y)
+{
     swap(x,y);
 }
 
-bool call_equals(int_multiset& x, int_multiset& y) {
+template<typename T>
+bool call_equals(boost::unordered_multiset<T>& x,
+    boost::unordered_multiset<T>& y)
+{
     return x == y;
 }
 
-bool call_not_equals(int_multiset& x, int_multiset& y) {
+template<typename T>
+bool call_not_equals(boost::unordered_multiset<T>& x,
+    boost::unordered_multiset<T>& y)
+{
     return x != y;
 }
 
 #include "../helpers/test.hpp"
 
+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));

test/unordered/insert_tests.cpp

@@ -52,7 +52,7 @@ void unique_insert_tests1(X*,
 
         tracker.compare_key(x, *it);
 
-        if(x.size() < b * old_bucket_count)
+        if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 
@@ -83,7 +83,7 @@ void equivalent_insert_tests1(X*,
 
         tracker.compare_key(x, *it);
 
-        if(x.size() < b * old_bucket_count)
+        if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 
@@ -118,7 +118,7 @@ void insert_tests2(X*,
             BOOST_TEST(*r1 == *r2);
             tracker.compare_key(x, *it);
 
-            if(x.size() < b * old_bucket_count)
+            if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
                 BOOST_TEST(x.bucket_count() == old_bucket_count);
         }
 
@@ -145,7 +145,7 @@ void insert_tests2(X*,
             BOOST_TEST(*r1 == *r2);
             tracker.compare_key(x, *it);
 
-            if(x.size() < b * old_bucket_count)
+            if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
                 BOOST_TEST(x.bucket_count() == old_bucket_count);
         }
 
@@ -172,7 +172,7 @@ void insert_tests2(X*,
             BOOST_TEST(*pos == *r2);
             tracker.compare_key(x, *it);
 
-            if(x.size() < b * old_bucket_count)
+            if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
                 BOOST_TEST(x.bucket_count() == old_bucket_count);
         }
 
@@ -197,7 +197,7 @@ void insert_tests2(X*,
             tracker.insert(*it);
             tracker.compare_key(x, *it);
 
-            if(x.size() < b * old_bucket_count)
+            if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
                 BOOST_TEST(x.bucket_count() == old_bucket_count);
         }
 
@@ -275,7 +275,7 @@ void unique_emplace_tests1(X*,
 
         tracker.compare_key(x, *it);
 
-        if(x.size() < b * old_bucket_count)
+        if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 
@@ -306,7 +306,7 @@ void equivalent_emplace_tests1(X*,
 
         tracker.compare_key(x, *it);
 
-        if(x.size() < b * old_bucket_count)
+        if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 
@@ -335,7 +335,7 @@ void map_tests(X*, test::random_generator generator = test::default_generator)
 
         tracker.compare_key(x, *it);
 
-        if(x.size() < b * old_bucket_count)
+        if(static_cast<double>(x.size()) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 

test/unordered/load_factor_tests.cpp

@@ -51,7 +51,7 @@ void insert_test(X*, float mlf,
         BOOST_DEDUCED_TYPENAME X::size_type old_size = x.size(),
                  old_bucket_count = x.bucket_count();
         x.insert(*it);
-        if(old_size + 1 < b * old_bucket_count)
+        if(static_cast<double>(old_size + 1) < b * static_cast<double>(old_bucket_count))
             BOOST_TEST(x.bucket_count() == old_bucket_count);
     }
 }

test/unordered/rehash_tests.cpp

@@ -19,7 +19,8 @@ test::seed_t seed(2974);
 template <class X>
 bool postcondition(X const& x, BOOST_DEDUCED_TYPENAME X::size_type n)
 {
-    return x.bucket_count() > x.size() / x.max_load_factor() &&
+    return static_cast<double>(x.bucket_count()) >
+        static_cast<double>(x.size()) / x.max_load_factor() &&
         x.bucket_count() >= n;
 }