Merge remote-tracking branch 'origin/develop'

Adds support for MSVC ARM64 target.

.travis.yml

@@ -61,11 +61,23 @@ matrix:
     - env: TOOLSET=clang-3.7
     - env: TOOLSET=clang-3.8
     - env: TOOLSET=clang-3.9
+    - env: TOOLSET=clang-4.0 CXXFLAGS=-std=c++03
+    - env: TOOLSET=clang-4.0 CXXFLAGS=-std=c++11
+    - env: TOOLSET=clang-4.0 CXXFLAGS=-std=c++14
+    - env: TOOLSET=clang-4.0 CXXFLAGS=-std=c++1z
     - env: TOOLSET=gcc-4.7
     - env: TOOLSET=gcc-4.8
     - env: TOOLSET=gcc-4.9
     - env: TOOLSET=gcc-5
     - env: TOOLSET=gcc-6
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=c++03
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=c++11
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=c++14
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=c++1z
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=gnu++03
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=gnu++11
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=gnu++14
+    - env: TOOLSET=gcc-7 CXXFLAGS=-std=gnu++1z
     - env: TOOLSET=xcode-6.1
       os: osx
     - env: TOOLSET=xcode-6.4
@@ -74,9 +86,18 @@ matrix:
     - env: TOOLSET=xcode-7.3
       os: osx
       osx_image: xcode7.3
-    - env: TOOLSET=xcode-8.0
+    - env: TOOLSET=xcode-8.3 CXXFLAGS=-std=c++03
       os: osx
-      osx_image: xcode8
+      osx_image: xcode8.3
+    - env: TOOLSET=xcode-8.3 CXXFLAGS=-std=c++11
+      os: osx
+      osx_image: xcode8.3
+    - env: TOOLSET=xcode-8.3 CXXFLAGS=-std=c++14
+      os: osx
+      osx_image: xcode8.3
+    - env: TOOLSET=xcode-8.3 CXXFLAGS=-std=c++1z
+      os: osx
+      osx_image: xcode8.3
 
 # These are the standard steps to bootstrap the Boost CI scripts
 # and to forward the actions to the scripts.

appveyor.yml

@@ -27,18 +27,45 @@ environment:
   matrix:
   - TOOLSET: vs-2008
     platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2010
     platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2012
     platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2013
     platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2013
     platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2015
     platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
   - TOOLSET: vs-2015
     platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+  - TOOLSET: vs-2017
+    platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+  - TOOLSET: vs-2017
+    platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+  - TOOLSET: vs-2017
+    CXXFLAGS: /std:c++14
+    platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+  - TOOLSET: vs-2017
+    CXXFLAGS: /std:c++latest
+    platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+  - TOOLSET: mingw-5
+    platform: 32
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+  - TOOLSET: mingw64-6
+    platform: 64
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
 
 # We can also set up configurations for testing which map to
 # the b2 build variants.
@@ -64,9 +91,3 @@ after_test: python ../ci_boost_library_test.py after_test
 on_success: python ../ci_boost_library_test.py on_success
 on_failure: python ../ci_boost_library_test.py on_failure
 on_finish: python ../ci_boost_library_test.py on_finish
-
-# We cache the boost repo, which is cleaned before caching.
-# This saves some time as cloning the git submodules fresh
-# takes a few minutes on Windows.
-cache:
-  - C:\projects\boostorg\boost -> appveyor.yml

doc/history.qbk

@@ -7,6 +7,16 @@ http://www.boost.org/LICENSE_1_0.txt)
 
 [section History]
 
+[heading 1.6]
+
+* Fix Intel C/C++ version 9999 detection to be 12.1.0.
+* Addition of `BOOST_PREDEF_WORKAROUND` and `BOOST_PREDEF_TESTED_AT` macros
+  for defect workarounds and detection.
+* Add ARM64 MSVC SIMD detection. (from Minmin Gong)
+* Add detection of iOS simulator vs device as a platform choice. (from Ruslan
+  Baratov)
+* Fix MinGW incorrect header guard. (from Ruslan Baratov)
+
 [heading 1.5]
 
 * Fix Intel C/C++ compiler version specification.

doc/predef.qbk

@@ -1,6 +1,6 @@
 [article Boost.Predef
     [quickbook 1.7]
-    [version 1.5]
+    [version 1.6]
     [authors [Rivera, Rene]]
     [copyright 2005-2016 Rene Rivera]
     [copyright 2015 Charly Chevalier]
@@ -114,12 +114,8 @@ done:
 * Additionally, even if there is no auto-configure style option.. It would be
   good to add optionally included headers so that user can get consistent
   version number definitions for libraries they use.
-* Having a consistent set of version number definitions opens the door to
-  improving the user level syntax of libraries that do checks against version
-  numbers. Specifically Boost Config's `BOOST_WORKAROUND` macro would benefit
-  from a more readable syntax. As would the `BOOST_TESTED_AT` detail macro.
 * And obviously there's lots of work to do in reformulating the existing
-  Boost libraries to use the Predef library once it's accepted.
+  Boost libraries to use the Predef library.
 * And there's the continuing work of adding definitions for present and
   future compilers, platforms, architectures, languages, and libraries.
 

doc/todo.qbk

@@ -1,5 +1,5 @@
 [/
-Copyright 2014 Rene Rivera
+Copyright 2014-2017 Rene Rivera
 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)
@@ -8,6 +8,5 @@ http://www.boost.org/LICENSE_1_0.txt)
 [section To Do]
 
 * Improve reference documentation.
-* Provide BOOST_WORKAROUND style macros for public use.
 
 [endsect]

include/boost/predef/architecture/arm.h

@@ -27,11 +27,13 @@ http://www.boost.org/LICENSE_1_0.txt)
     [[`__TARGET_ARCH_ARM`] [__predef_detection__]]
     [[`__TARGET_ARCH_THUMB`] [__predef_detection__]]
     [[`_M_ARM`] [__predef_detection__]]
+    [[`_M_ARM64`] [__predef_detection__]]
 
     [[`__arm64`] [8.0.0]]
     [[`__TARGET_ARCH_ARM`] [V.0.0]]
     [[`__TARGET_ARCH_THUMB`] [V.0.0]]
     [[`_M_ARM`] [V.0.0]]
+    [[`_M_ARM64`] [8.0.0]]
     ]
  */
 
@@ -39,7 +41,7 @@ http://www.boost.org/LICENSE_1_0.txt)
 
 #if defined(__arm__) || defined(__arm64) || defined(__thumb__) || \
     defined(__TARGET_ARCH_ARM) || defined(__TARGET_ARCH_THUMB) || \
-    defined(_M_ARM)
+    defined(_M_ARM) || defined(_M_ARM64)
 #   undef BOOST_ARCH_ARM
 #   if !defined(BOOST_ARCH_ARM) && defined(__arm64)
 #       define BOOST_ARCH_ARM BOOST_VERSION_NUMBER(8,0,0)
@@ -50,6 +52,9 @@ http://www.boost.org/LICENSE_1_0.txt)
 #   if !defined(BOOST_ARCH_ARM) && defined(__TARGET_ARCH_THUMB)
 #       define BOOST_ARCH_ARM BOOST_VERSION_NUMBER(__TARGET_ARCH_THUMB,0,0)
 #   endif
+#   if !defined(BOOST_ARCH_ARM) && defined(_M_ARM64)
+#       define BOOST_ARCH_ARM BOOST_VERSION_NUMBER(8,0,0)
+#   endif
 #   if !defined(BOOST_ARCH_ARM) && defined(_M_ARM)
 #       define BOOST_ARCH_ARM BOOST_VERSION_NUMBER(_M_ARM,0,0)
 #   endif

include/boost/predef/compiler/intel.h

@@ -1,5 +1,5 @@
 /*
-Copyright Rene Rivera 2008-2015
+Copyright Rene Rivera 2008-2017
 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)
@@ -34,6 +34,13 @@ Version number available as major, minor, and patch.
 
 #if defined(__INTEL_COMPILER) || defined(__ICL) || defined(__ICC) || \
     defined(__ECC)
+/*`
+[note Because of an Intel mistake in the release version numbering when
+`__INTEL_COMPILER` is `9999` it is detected as version 12.1.0.]
+ */
+#   if !defined(BOOST_COMP_INTEL_DETECTION) && defined(__INTEL_COMPILER) && (__INTEL_COMPILER == 9999)
+#       define BOOST_COMP_INTEL_DETECTION BOOST_VERSION_NUMBER(12,1,0)
+#   endif
 #   if !defined(BOOST_COMP_INTEL_DETECTION) && defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE)
 #       define BOOST_COMP_INTEL_DETECTION BOOST_VERSION_NUMBER( \
             BOOST_VERSION_NUMBER_MAJOR(BOOST_PREDEF_MAKE_10_VVRR(__INTEL_COMPILER)), \

include/boost/predef/hardware/simd/arm.h

@@ -24,6 +24,7 @@ http://www.boost.org/LICENSE_1_0.txt)
      [[`__ARM_NEON__`] [__predef_detection__]]
      [[`__aarch64__`] [__predef_detection__]]
      [[`_M_ARM`] [__predef_detection__]]
+     [[`_M_ARM64`] [__predef_detection__]]
      ]
 
  [table
@@ -32,6 +33,7 @@ http://www.boost.org/LICENSE_1_0.txt)
      [[`__ARM_NEON__`] [BOOST_HW_SIMD_ARM_NEON_VERSION]]
      [[`__aarch64__`] [BOOST_HW_SIMD_ARM_NEON_VERSION]]
      [[`_M_ARM`] [BOOST_HW_SIMD_ARM_NEON_VERSION]]
+     [[`_M_ARM64`] [BOOST_HW_SIMD_ARM_NEON_VERSION]]
      ]
 
  */
@@ -39,7 +41,7 @@ http://www.boost.org/LICENSE_1_0.txt)
 #define BOOST_HW_SIMD_ARM BOOST_VERSION_NUMBER_NOT_AVAILABLE
 
 #undef BOOST_HW_SIMD_ARM
-#if !defined(BOOST_HW_SIMD_ARM) && (defined(__ARM_NEON__) || defined(__aarch64__) || defined (_M_ARM))
+#if !defined(BOOST_HW_SIMD_ARM) && (defined(__ARM_NEON__) || defined(__aarch64__) || defined (_M_ARM) || defined (_M_ARM64))
 #   define BOOST_HW_SIMD_ARM BOOST_HW_SIMD_ARM_NEON_VERSION
 #endif
 

include/boost/predef/other/workaround.h

@@ -0,0 +1,87 @@
+/*
+Copyright Rene Rivera 2017
+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)
+*/
+
+#ifndef BOOST_PREDEF_WORKAROUND_H
+#define BOOST_PREDEF_WORKAROUND_H
+
+/*`
+[heading `BOOST_PREDEF_WORKAROUND`]
+
+``
+BOOST_PREDEF_WORKAROUND(symbol,comp,major,minor,patch)
+``
+
+Usage:
+
+``
+#if BOOST_PREDEF_WORKAROUND(BOOST_COMP_CLANG,<,3,0,0)
+    // Workaround for old clang compilers..
+#endif
+``
+
+Defines a comparison against two version numbers that depends on the definion
+of `BOOST_STRICT_CONFIG`. When `BOOST_STRICT_CONFIG` is defined this will expand
+to a value convertible to `false`. Which has the effect of disabling all code
+conditionally guarded by `BOOST_PREDEF_WORKAROUND`. When `BOOST_STRICT_CONFIG`
+is undefine this expand to test the given `symbol` version value with the
+`comp` comparison against `BOOST_VERSION_NUMBER(major,minor,patch)`.
+*/
+#ifdef BOOST_STRICT_CONFIG
+#   define BOOST_PREDEF_WORKAROUND(symbol, comp, major, minor, patch) (0)
+#else
+#   include <boost/predef/version_number.h>
+#   define BOOST_PREDEF_WORKAROUND(symbol, comp, major, minor, patch) \
+        ( (symbol) != (0) ) && \
+        ( (symbol) comp (BOOST_VERSION_NUMBER( (major) , (minor) , (patch) )) )
+#endif
+
+/*`
+[heading `BOOST_PREDEF_TESTED_AT`]
+
+``
+BOOST_PREDEF_TESTED_AT(symbol,major,minor,patch)
+``
+
+Usage:
+
+``
+#if BOOST_PREDEF_TESTED_AT(BOOST_COMP_CLANG,3,5,0)
+    // Needed for clang, and last checked for 3.5.0.
+#endif
+``
+
+Defines a comparison against two version numbers that depends on the definion
+of `BOOST_STRICT_CONFIG` and `BOOST_DETECT_OUTDATED_WORKAROUNDS`.
+When `BOOST_STRICT_CONFIG` is defined this will expand to a value convertible
+to `false`. Which has the effect of disabling all code
+conditionally guarded by `BOOST_PREDEF_TESTED_AT`. When `BOOST_STRICT_CONFIG`
+is undefined this expand to either:
+
+* A value convertible to `true` when `BOOST_DETECT_OUTDATED_WORKAROUNDS` is not
+  defined.
+* A value convertible `true` when the expansion of
+  `BOOST_PREDEF_WORKAROUND(symbol, <=, major, minor, patch)` is `true` and
+  `BOOST_DETECT_OUTDATED_WORKAROUNDS` is defined.
+* A compile error when the expansion of
+  `BOOST_PREDEF_WORKAROUND(symbol, >, major, minor, patch)` is true and
+  `BOOST_DETECT_OUTDATED_WORKAROUNDS` is defined.
+*/
+#ifdef BOOST_STRICT_CONFIG
+#   define BOOST_PREDEF_TESTED_AT(symbol, major, minor, patch) (0)
+#else
+#   ifdef BOOST_DETECT_OUTDATED_WORKAROUNDS
+#       define BOOST_PREDEF_TESTED_AT(symbol, major, minor, patch) ( \
+            BOOST_PREDEF_WORKAROUND(symbol, <=, major, minor, patch) \
+            ? 1 \
+            : (1%0) )
+#   else
+#       define BOOST_PREDEF_TESTED_AT(symbol, major, minor, patch) \
+            ( (symbol) >= BOOST_VERSION_NUMBER_AVAILABLE )
+#   endif
+#endif
+
+#endif

include/boost/predef/platform.h

@@ -16,6 +16,7 @@ http://www.boost.org/LICENSE_1_0.txt)
 #include <boost/predef/platform/windows_store.h>
 #include <boost/predef/platform/windows_phone.h>
 #include <boost/predef/platform/windows_runtime.h>
+#include <boost/predef/platform/ios.h>
 /*#include <boost/predef/platform/.h>*/
 
 #endif

include/boost/predef/platform/ios.h

@@ -0,0 +1,58 @@
+/*
+Copyright Ruslan Baratov 2017
+Copyright Rene Rivera 2017
+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)
+*/
+
+#ifndef BOOST_PREDEF_PLAT_IOS_H
+#define BOOST_PREDEF_PLAT_IOS_H
+
+#include <boost/predef/os/ios.h> // BOOST_OS_IOS
+#include <boost/predef/version_number.h> // BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+/*`
+[heading `BOOST_PLAT_IOS_DEVICE`]
+[heading `BOOST_PLAT_IOS_SIMULATOR`]
+
+[table
+    [[__predef_symbol__] [__predef_version__]]
+
+    [[`TARGET_IPHONE_SIMULATOR`] [__predef_detection__]]
+    ]
+ */
+
+#define BOOST_PLAT_IOS_DEVICE BOOST_VERSION_NUMBER_NOT_AVAILABLE
+#define BOOST_PLAT_IOS_SIMULATOR BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+// https://opensource.apple.com/source/CarbonHeaders/CarbonHeaders-18.1/TargetConditionals.h
+#if BOOST_OS_IOS
+#    include <TargetConditionals.h>
+#    if TARGET_IPHONE_SIMULATOR == 1
+#        undef BOOST_PLAT_IOS_SIMULATOR
+#        define BOOST_PLAT_IOS_SIMULATOR BOOST_VERSION_NUMBER_AVAILABLE
+#    else
+#        undef BOOST_PLAT_IOS_DEVICE
+#        define BOOST_PLAT_IOS_DEVICE BOOST_VERSION_NUMBER_AVAILABLE
+#    endif
+#endif
+
+#if BOOST_PLAT_IOS_SIMULATOR
+#    define BOOST_PLAT_IOS_SIMULATOR_AVAILABLE
+#    include <boost/predef/detail/platform_detected.h>
+#endif
+
+#if BOOST_PLAT_IOS_DEVICE
+#    define BOOST_PLAT_IOS_DEVICE_AVAILABLE
+#    include <boost/predef/detail/platform_detected.h>
+#endif
+
+#define BOOST_PLAT_IOS_SIMULATOR_NAME "iOS Simulator"
+#define BOOST_PLAT_IOS_DEVICE_NAME "iOS Device"
+
+#endif // BOOST_PREDEF_PLAT_IOS_H
+
+#include <boost/predef/detail/test.h>
+BOOST_PREDEF_DECLARE_TEST(BOOST_PLAT_IOS_SIMULATOR,BOOST_PLAT_IOS_SIMULATOR_NAME)
+BOOST_PREDEF_DECLARE_TEST(BOOST_PLAT_IOS_DEVICE,BOOST_PLAT_IOS_DEVICE_NAME)

include/boost/predef/platform/mingw.h

@@ -5,8 +5,8 @@ Distributed under the Boost Software License, Version 1.0.
 http://www.boost.org/LICENSE_1_0.txt)
 */
 
-#ifndef BOOST_PREDEF_COMPILER_MINGW_H
-#define BOOST_PREDEF_COMPILER_MINGW_H
+#ifndef BOOST_PREDEF_PLAT_MINGW_H
+#define BOOST_PREDEF_PLAT_MINGW_H
 
 #include <boost/predef/version_number.h>
 #include <boost/predef/make.h>

include/boost/predef/version.h

@@ -10,6 +10,6 @@ http://www.boost.org/LICENSE_1_0.txt)
 
 #include <boost/predef/version_number.h>
 
-#define BOOST_PREDEF_VERSION BOOST_VERSION_NUMBER(1,5,0)
+#define BOOST_PREDEF_VERSION BOOST_VERSION_NUMBER(1,6,0)
 
 #endif

test/build.jam

@@ -59,6 +59,10 @@ test-suite predef :
     [ compile macos_vs_bsd.c : [ predef-require "BOOST_OS_MACOS" : cpp ] ]
     [ run check_value.cpp : : : <test-info>always_show_run_output
         [ predef-check "BOOST_COMP_CLANG > 0.0.0" "BOOST_OS_LINUX == 0" : : <cxxflags>-DCHECK_VALUE=true ] ]
+    [ run workaround.cpp ]
+    [ compile workaround_strict_config.cpp ]
+    [ run tested_at.cpp ]
+    [ compile-fail tested_at_outdated.cpp : <test-info>always_show_run_output ]
     ;
 
 # Minimal testing done for predef for CI. Since

test/tested_at.cpp

@@ -0,0 +1,62 @@
+/*
+Copyright Rene Rivera 2011-2017
+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/predef/version_number.h>
+#include <boost/predef/other/workaround.h>
+#include <exception>
+#include <vector>
+#include <string>
+#include <iostream>
+
+namespace
+{
+    struct test_info
+    {
+        std::string value;
+        bool passed;
+
+        test_info(std::string const & v, bool p) : value(v), passed(p) {}
+        test_info(test_info const & o) : value(o.value), passed(o.passed) {}
+    };
+
+    std::vector<test_info> test_results;
+}
+
+#define PREDEF_CHECK(X) test_results.push_back(test_info(#X,(X)))
+
+void test_BOOST_PREDEF_TESTED_AT()
+{
+    PREDEF_CHECK(BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER(15,15,15),0xF,0xF,0xF));
+    PREDEF_CHECK(BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER(1,0,0),1,0,0));
+    PREDEF_CHECK(BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER(0,9,0),1,0,0));
+    PREDEF_CHECK(BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER(2,0,0),1,0,0));
+    PREDEF_CHECK(!BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER_NOT_AVAILABLE,1,0,0));
+}
+
+int main()
+{
+    test_BOOST_PREDEF_TESTED_AT();
+
+    unsigned fail_count = 0;
+    std::vector<test_info>::iterator i = test_results.begin();
+    std::vector<test_info>::iterator e = test_results.end();
+    for (; i != e; ++i)
+    {
+        std::cout
+            << (i->passed ? "[passed]" : "[failed]")
+            << " " << i->value
+            << std::endl;
+        fail_count += i->passed ? 0 : 1;
+    }
+    std::cout
+        << std::endl
+        << "TOTAL: "
+        << "passed " << (test_results.size()-fail_count) << ", "
+        << "failed " << (fail_count) << ", "
+        << "of " << (test_results.size())
+        << std::endl;
+    return fail_count;
+}

test/tested_at_outdated.cpp

@@ -0,0 +1,18 @@
+/*
+Copyright Rene Rivera 2011-2017
+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/predef/version_number.h>
+#define BOOST_DETECT_OUTDATED_WORKAROUNDS
+#include <boost/predef/other/workaround.h>
+
+int main()
+{
+#if BOOST_PREDEF_TESTED_AT(BOOST_VERSION_NUMBER(2,0,0),1,0,0)
+    return 1;
+#else
+    return 0;
+#endif
+}

test/workaround.cpp

@@ -0,0 +1,62 @@
+/*
+Copyright Rene Rivera 2011-2017
+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/predef/version_number.h>
+#include <boost/predef/other/workaround.h>
+#include <exception>
+#include <vector>
+#include <string>
+#include <iostream>
+
+namespace
+{
+    struct test_info
+    {
+        std::string value;
+        bool passed;
+
+        test_info(std::string const & v, bool p) : value(v), passed(p) {}
+        test_info(test_info const & o) : value(o.value), passed(o.passed) {}
+    };
+
+    std::vector<test_info> test_results;
+}
+
+#define PREDEF_CHECK(X) test_results.push_back(test_info(#X,(X)))
+
+void test_BOOST_PREDEF_WORKAROUND()
+{
+    PREDEF_CHECK(BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER(15,15,15),==,0xF,0xF,0xF));
+    PREDEF_CHECK(BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER(0,9,0),<,1,0,0));
+    PREDEF_CHECK(BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER(0,9,0),!=,1,0,0));
+    PREDEF_CHECK(BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER_MIN,<,1,0,0));
+    PREDEF_CHECK(BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER_MIN,>,0,0,0));
+}
+
+int main()
+{
+    test_BOOST_PREDEF_WORKAROUND();
+
+    unsigned fail_count = 0;
+    std::vector<test_info>::iterator i = test_results.begin();
+    std::vector<test_info>::iterator e = test_results.end();
+    for (; i != e; ++i)
+    {
+        std::cout
+            << (i->passed ? "[passed]" : "[failed]")
+            << " " << i->value
+            << std::endl;
+        fail_count += i->passed ? 0 : 1;
+    }
+    std::cout
+        << std::endl
+        << "TOTAL: "
+        << "passed " << (test_results.size()-fail_count) << ", "
+        << "failed " << (fail_count) << ", "
+        << "of " << (test_results.size())
+        << std::endl;
+    return fail_count;
+}

test/workaround_strict_config.cpp

@@ -0,0 +1,17 @@
+/*
+Copyright Rene Rivera 2011-2017
+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/predef/version_number.h>
+#define BOOST_STRICT_CONFIG
+#include <boost/predef/other/workaround.h>
+
+int main()
+{
+#if BOOST_PREDEF_WORKAROUND(BOOST_VERSION_NUMBER_AVAILABLE,==,0,0,1)
+    fail();
+#endif
+    return 0;
+}