diff options
Diffstat (limited to 'contrib/src/boost/config/compiler/gcc.hpp')
-rw-r--r-- | contrib/src/boost/config/compiler/gcc.hpp | 657 |
1 files changed, 329 insertions, 328 deletions
diff --git a/contrib/src/boost/config/compiler/gcc.hpp b/contrib/src/boost/config/compiler/gcc.hpp index e319d04..4f5ad72 100644 --- a/contrib/src/boost/config/compiler/gcc.hpp +++ b/contrib/src/boost/config/compiler/gcc.hpp @@ -1,328 +1,329 @@ -// (C) Copyright John Maddock 2001 - 2003. -// (C) Copyright Darin Adler 2001 - 2002. -// (C) Copyright Jens Maurer 2001 - 2002. -// (C) Copyright Beman Dawes 2001 - 2003. -// (C) Copyright Douglas Gregor 2002. -// (C) Copyright David Abrahams 2002 - 2003. -// (C) Copyright Synge Todo 2003. -// Use, modification and distribution are subject to 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) - -// See http://www.boost.org for most recent version. - -// GNU C++ compiler setup. - -// -// Define BOOST_GCC so we know this is "real" GCC and not some pretender: -// -#define BOOST_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) -#if !defined(__CUDACC__) -#define BOOST_GCC BOOST_GCC_VERSION -#endif - -#if defined(__GXX_EXPERIMENTAL_CXX0X__) || (__cplusplus >= 201103L) -# define BOOST_GCC_CXX11 -#endif - -#if __GNUC__ == 3 -# if defined (__PATHSCALE__) -# define BOOST_NO_TWO_PHASE_NAME_LOOKUP -# define BOOST_NO_IS_ABSTRACT -# endif - -# if __GNUC_MINOR__ < 4 -# define BOOST_NO_IS_ABSTRACT -# endif -# define BOOST_NO_CXX11_EXTERN_TEMPLATE -#endif -#if __GNUC__ < 4 -// -// All problems to gcc-3.x and earlier here: -// -#define BOOST_NO_TWO_PHASE_NAME_LOOKUP -# ifdef __OPEN64__ -# define BOOST_NO_IS_ABSTRACT -# endif -#endif - -// GCC prior to 3.4 had #pragma once too but it didn't work well with filesystem links -#if BOOST_GCC_VERSION >= 30400 -#define BOOST_HAS_PRAGMA_ONCE -#endif - -#if BOOST_GCC_VERSION < 40400 -// Previous versions of GCC did not completely implement value-initialization: -// GCC Bug 30111, "Value-initialization of POD base class doesn't initialize -// members", reported by Jonathan Wakely in 2006, -// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30111 (fixed for GCC 4.4) -// GCC Bug 33916, "Default constructor fails to initialize array members", -// reported by Michael Elizabeth Chastain in 2007, -// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33916 (fixed for GCC 4.2.4) -// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues -#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION -#endif - -#if !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS) -# define BOOST_NO_EXCEPTIONS -#endif - - -// -// Threading support: Turn this on unconditionally here (except for -// those platforms where we can know for sure). It will get turned off again -// later if no threading API is detected. -// -#if !defined(__MINGW32__) && !defined(linux) && !defined(__linux) && !defined(__linux__) -# define BOOST_HAS_THREADS -#endif - -// -// gcc has "long long" -// Except on Darwin with standard compliance enabled (-pedantic) -// Apple gcc helpfully defines this macro we can query -// -#if !defined(__DARWIN_NO_LONG_LONG) -# define BOOST_HAS_LONG_LONG -#endif - -// -// gcc implements the named return value optimization since version 3.1 -// -#define BOOST_HAS_NRVO - -// Branch prediction hints -#define BOOST_LIKELY(x) __builtin_expect(x, 1) -#define BOOST_UNLIKELY(x) __builtin_expect(x, 0) - -// -// Dynamic shared object (DSO) and dynamic-link library (DLL) support -// -#if __GNUC__ >= 4 -# if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32)) && !defined(__CYGWIN__) - // All Win32 development environments, including 64-bit Windows and MinGW, define - // _WIN32 or one of its variant spellings. Note that Cygwin is a POSIX environment, - // so does not define _WIN32 or its variants. -# define BOOST_HAS_DECLSPEC -# define BOOST_SYMBOL_EXPORT __attribute__((__dllexport__)) -# define BOOST_SYMBOL_IMPORT __attribute__((__dllimport__)) -# else -# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default"))) -# define BOOST_SYMBOL_IMPORT -# endif -# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default"))) -#else -// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined -# define BOOST_SYMBOL_EXPORT -#endif - -// -// RTTI and typeinfo detection is possible post gcc-4.3: -// -#if BOOST_GCC_VERSION > 40300 -# ifndef __GXX_RTTI -# ifndef BOOST_NO_TYPEID -# define BOOST_NO_TYPEID -# endif -# ifndef BOOST_NO_RTTI -# define BOOST_NO_RTTI -# endif -# endif -#endif - -// -// Recent GCC versions have __int128 when in 64-bit mode. -// -// We disable this if the compiler is really nvcc with C++03 as it -// doesn't actually support __int128 as of CUDA_VERSION=7500 -// even though it defines __SIZEOF_INT128__. -// See https://svn.boost.org/trac/boost/ticket/8048 -// https://svn.boost.org/trac/boost/ticket/11852 -// Only re-enable this for nvcc if you're absolutely sure -// of the circumstances under which it's supported: -// -#if defined(__CUDACC__) -# if defined(BOOST_GCC_CXX11) -# define BOOST_NVCC_CXX11 -# else -# define BOOST_NVCC_CXX03 -# endif -#endif - -#if defined(__SIZEOF_INT128__) && !defined(BOOST_NVCC_CXX03) -# define BOOST_HAS_INT128 -#endif -// -// Recent GCC versions have a __float128 native type, we need to -// include a std lib header to detect this - not ideal, but we'll -// be including <cstddef> later anyway when we select the std lib. -// -// Nevertheless, as of CUDA 7.5, using __float128 with the host -// compiler in pre-C++11 mode is still not supported. -// See https://svn.boost.org/trac/boost/ticket/11852 -// -#ifdef __cplusplus -#include <cstddef> -#else -#include <stddef.h> -#endif -#if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) && !defined(BOOST_NVCC_CXX03) -# define BOOST_HAS_FLOAT128 -#endif - -// C++0x features in 4.3.n and later -// -#if (BOOST_GCC_VERSION >= 40300) && defined(BOOST_GCC_CXX11) -// C++0x features are only enabled when -std=c++0x or -std=gnu++0x are -// passed on the command line, which in turn defines -// __GXX_EXPERIMENTAL_CXX0X__. -# define BOOST_HAS_DECLTYPE -# define BOOST_HAS_RVALUE_REFS -# define BOOST_HAS_STATIC_ASSERT -# define BOOST_HAS_VARIADIC_TMPL -#else -# define BOOST_NO_CXX11_DECLTYPE -# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS -# define BOOST_NO_CXX11_RVALUE_REFERENCES -# define BOOST_NO_CXX11_STATIC_ASSERT -#endif - -// C++0x features in 4.4.n and later -// -#if (BOOST_GCC_VERSION < 40400) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_AUTO_DECLARATIONS -# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS -# define BOOST_NO_CXX11_CHAR16_T -# define BOOST_NO_CXX11_CHAR32_T -# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST -# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS -# define BOOST_NO_CXX11_DELETED_FUNCTIONS -# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES -# define BOOST_NO_CXX11_INLINE_NAMESPACES -# define BOOST_NO_CXX11_VARIADIC_TEMPLATES -#endif - -#if BOOST_GCC_VERSION < 40500 -# define BOOST_NO_SFINAE_EXPR -#endif - -// GCC 4.5 forbids declaration of defaulted functions in private or protected sections -#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ == 5) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS -#endif - -// C++0x features in 4.5.0 and later -// -#if (BOOST_GCC_VERSION < 40500) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS -# define BOOST_NO_CXX11_LAMBDAS -# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS -# define BOOST_NO_CXX11_RAW_LITERALS -# define BOOST_NO_CXX11_UNICODE_LITERALS -#endif - -// C++0x features in 4.5.1 and later -// -#if (BOOST_GCC_VERSION < 40501) || !defined(BOOST_GCC_CXX11) -// scoped enums have a serious bug in 4.4.0, so define BOOST_NO_CXX11_SCOPED_ENUMS before 4.5.1 -// See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38064 -# define BOOST_NO_CXX11_SCOPED_ENUMS -#endif - -// C++0x features in 4.6.n and later -// -#if (BOOST_GCC_VERSION < 40600) || !defined(BOOST_GCC_CXX11) -#define BOOST_NO_CXX11_CONSTEXPR -#define BOOST_NO_CXX11_NOEXCEPT -#define BOOST_NO_CXX11_NULLPTR -#define BOOST_NO_CXX11_RANGE_BASED_FOR -#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX -#endif - -// C++0x features in 4.7.n and later -// -#if (BOOST_GCC_VERSION < 40700) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_FINAL -# define BOOST_NO_CXX11_TEMPLATE_ALIASES -# define BOOST_NO_CXX11_USER_DEFINED_LITERALS -# define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS -#endif - -// C++0x features in 4.8.n and later -// -#if (BOOST_GCC_VERSION < 40800) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_ALIGNAS -# define BOOST_NO_CXX11_THREAD_LOCAL -#endif - -// C++0x features in 4.8.1 and later -// -#if (BOOST_GCC_VERSION < 40801) || !defined(BOOST_GCC_CXX11) -# define BOOST_NO_CXX11_DECLTYPE_N3276 -# define BOOST_NO_CXX11_REF_QUALIFIERS -# define BOOST_NO_CXX14_BINARY_LITERALS -#endif - -// C++14 features in 4.9.0 and later -// -#if (BOOST_GCC_VERSION < 40900) || (__cplusplus < 201300) -# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION -# define BOOST_NO_CXX14_GENERIC_LAMBDAS -# define BOOST_NO_CXX14_DIGIT_SEPARATORS -# define BOOST_NO_CXX14_DECLTYPE_AUTO -# if !((BOOST_GCC_VERSION >= 40801) && (BOOST_GCC_VERSION < 40900) && defined(BOOST_GCC_CXX11)) -# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES -# endif -#endif - - -// C++ 14: -#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304) -# define BOOST_NO_CXX14_AGGREGATE_NSDMI -#endif -#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304) -# define BOOST_NO_CXX14_CONSTEXPR -#endif -#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304) -# define BOOST_NO_CXX14_VARIABLE_TEMPLATES -#endif - -// -// Unused attribute: -#if __GNUC__ >= 4 -# define BOOST_ATTRIBUTE_UNUSED __attribute__((__unused__)) -#endif -// -// __builtin_unreachable: -#if BOOST_GCC_VERSION >= 40800 -#define BOOST_UNREACHABLE_RETURN(x) __builtin_unreachable(); -#endif - -#ifndef BOOST_COMPILER -# define BOOST_COMPILER "GNU C++ version " __VERSION__ -#endif - -// ConceptGCC compiler: -// http://www.generic-programming.org/software/ConceptGCC/ -#ifdef __GXX_CONCEPTS__ -# define BOOST_HAS_CONCEPTS -# define BOOST_COMPILER "ConceptGCC version " __VERSION__ -#endif - -// versions check: -// we don't know gcc prior to version 3.30: -#if (BOOST_GCC_VERSION< 30300) -# error "Compiler not configured - please reconfigure" -#endif -// -// last known and checked version is 4.9: -#if (BOOST_GCC_VERSION > 40900) -# if defined(BOOST_ASSERT_CONFIG) -# error "Unknown compiler version - please run the configure tests and report the results" -# else -// we don't emit warnings here anymore since there are no defect macros defined for -// gcc post 3.4, so any failures are gcc regressions... -//# warning "Unknown compiler version - please run the configure tests and report the results" -# endif -#endif - +// (C) Copyright John Maddock 2001 - 2003.
+// (C) Copyright Darin Adler 2001 - 2002.
+// (C) Copyright Jens Maurer 2001 - 2002.
+// (C) Copyright Beman Dawes 2001 - 2003.
+// (C) Copyright Douglas Gregor 2002.
+// (C) Copyright David Abrahams 2002 - 2003.
+// (C) Copyright Synge Todo 2003.
+// Use, modification and distribution are subject to 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)
+
+// See http://www.boost.org for most recent version.
+
+// GNU C++ compiler setup.
+
+//
+// Define BOOST_GCC so we know this is "real" GCC and not some pretender:
+//
+#define BOOST_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
+#if !defined(__CUDACC__)
+#define BOOST_GCC BOOST_GCC_VERSION
+#endif
+
+#if defined(__GXX_EXPERIMENTAL_CXX0X__) || (__cplusplus >= 201103L)
+# define BOOST_GCC_CXX11
+#endif
+
+#if __GNUC__ == 3
+# if defined (__PATHSCALE__)
+# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
+# define BOOST_NO_IS_ABSTRACT
+# endif
+
+# if __GNUC_MINOR__ < 4
+# define BOOST_NO_IS_ABSTRACT
+# endif
+# define BOOST_NO_CXX11_EXTERN_TEMPLATE
+#endif
+#if __GNUC__ < 4
+//
+// All problems to gcc-3.x and earlier here:
+//
+#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
+# ifdef __OPEN64__
+# define BOOST_NO_IS_ABSTRACT
+# endif
+#endif
+
+// GCC prior to 3.4 had #pragma once too but it didn't work well with filesystem links
+#if BOOST_GCC_VERSION >= 30400
+#define BOOST_HAS_PRAGMA_ONCE
+#endif
+
+#if BOOST_GCC_VERSION < 40400
+// Previous versions of GCC did not completely implement value-initialization:
+// GCC Bug 30111, "Value-initialization of POD base class doesn't initialize
+// members", reported by Jonathan Wakely in 2006,
+// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30111 (fixed for GCC 4.4)
+// GCC Bug 33916, "Default constructor fails to initialize array members",
+// reported by Michael Elizabeth Chastain in 2007,
+// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33916 (fixed for GCC 4.2.4)
+// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
+#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
+#endif
+
+#if !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
+# define BOOST_NO_EXCEPTIONS
+#endif
+
+
+//
+// Threading support: Turn this on unconditionally here (except for
+// those platforms where we can know for sure). It will get turned off again
+// later if no threading API is detected.
+//
+#if !defined(__MINGW32__) && !defined(linux) && !defined(__linux) && !defined(__linux__)
+# define BOOST_HAS_THREADS
+#endif
+
+//
+// gcc has "long long"
+// Except on Darwin with standard compliance enabled (-pedantic)
+// Apple gcc helpfully defines this macro we can query
+//
+#if !defined(__DARWIN_NO_LONG_LONG)
+# define BOOST_HAS_LONG_LONG
+#endif
+
+//
+// gcc implements the named return value optimization since version 3.1
+//
+#define BOOST_HAS_NRVO
+
+// Branch prediction hints
+#define BOOST_LIKELY(x) __builtin_expect(x, 1)
+#define BOOST_UNLIKELY(x) __builtin_expect(x, 0)
+
+//
+// Dynamic shared object (DSO) and dynamic-link library (DLL) support
+//
+#if __GNUC__ >= 4
+# if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32)) && !defined(__CYGWIN__)
+ // All Win32 development environments, including 64-bit Windows and MinGW, define
+ // _WIN32 or one of its variant spellings. Note that Cygwin is a POSIX environment,
+ // so does not define _WIN32 or its variants.
+# define BOOST_HAS_DECLSPEC
+# define BOOST_SYMBOL_EXPORT __attribute__((__dllexport__))
+# define BOOST_SYMBOL_IMPORT __attribute__((__dllimport__))
+# else
+# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default")))
+# define BOOST_SYMBOL_IMPORT
+# endif
+# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default")))
+#else
+// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined
+# define BOOST_SYMBOL_EXPORT
+#endif
+
+//
+// RTTI and typeinfo detection is possible post gcc-4.3:
+//
+#if BOOST_GCC_VERSION > 40300
+# ifndef __GXX_RTTI
+# ifndef BOOST_NO_TYPEID
+# define BOOST_NO_TYPEID
+# endif
+# ifndef BOOST_NO_RTTI
+# define BOOST_NO_RTTI
+# endif
+# endif
+#endif
+
+//
+// Recent GCC versions have __int128 when in 64-bit mode.
+//
+// We disable this if the compiler is really nvcc with C++03 as it
+// doesn't actually support __int128 as of CUDA_VERSION=7500
+// even though it defines __SIZEOF_INT128__.
+// See https://svn.boost.org/trac/boost/ticket/8048
+// https://svn.boost.org/trac/boost/ticket/11852
+// Only re-enable this for nvcc if you're absolutely sure
+// of the circumstances under which it's supported:
+//
+#if defined(__CUDACC__)
+# if defined(BOOST_GCC_CXX11)
+# define BOOST_NVCC_CXX11
+# else
+# define BOOST_NVCC_CXX03
+# endif
+#endif
+
+#if defined(__SIZEOF_INT128__) && !defined(BOOST_NVCC_CXX03)
+# define BOOST_HAS_INT128
+#endif
+//
+// Recent GCC versions have a __float128 native type, we need to
+// include a std lib header to detect this - not ideal, but we'll
+// be including <cstddef> later anyway when we select the std lib.
+//
+// Nevertheless, as of CUDA 7.5, using __float128 with the host
+// compiler in pre-C++11 mode is still not supported.
+// See https://svn.boost.org/trac/boost/ticket/11852
+//
+#ifdef __cplusplus
+#include <cstddef>
+#else
+#include <stddef.h>
+#endif
+#if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) && !defined(BOOST_NVCC_CXX03)
+# define BOOST_HAS_FLOAT128
+#endif
+
+// C++0x features in 4.3.n and later
+//
+#if (BOOST_GCC_VERSION >= 40300) && defined(BOOST_GCC_CXX11)
+// C++0x features are only enabled when -std=c++0x or -std=gnu++0x are
+// passed on the command line, which in turn defines
+// __GXX_EXPERIMENTAL_CXX0X__.
+# define BOOST_HAS_DECLTYPE
+# define BOOST_HAS_RVALUE_REFS
+# define BOOST_HAS_STATIC_ASSERT
+# define BOOST_HAS_VARIADIC_TMPL
+#else
+# define BOOST_NO_CXX11_DECLTYPE
+# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
+# define BOOST_NO_CXX11_RVALUE_REFERENCES
+# define BOOST_NO_CXX11_STATIC_ASSERT
+#endif
+
+// C++0x features in 4.4.n and later
+//
+#if (BOOST_GCC_VERSION < 40400) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_AUTO_DECLARATIONS
+# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
+# define BOOST_NO_CXX11_CHAR16_T
+# define BOOST_NO_CXX11_CHAR32_T
+# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
+# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
+# define BOOST_NO_CXX11_DELETED_FUNCTIONS
+# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
+# define BOOST_NO_CXX11_INLINE_NAMESPACES
+# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
+#endif
+
+#if BOOST_GCC_VERSION < 40500
+# define BOOST_NO_SFINAE_EXPR
+#endif
+
+// GCC 4.5 forbids declaration of defaulted functions in private or protected sections
+#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ == 5) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS
+#endif
+
+// C++0x features in 4.5.0 and later
+//
+#if (BOOST_GCC_VERSION < 40500) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
+# define BOOST_NO_CXX11_LAMBDAS
+# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
+# define BOOST_NO_CXX11_RAW_LITERALS
+# define BOOST_NO_CXX11_UNICODE_LITERALS
+#endif
+
+// C++0x features in 4.5.1 and later
+//
+#if (BOOST_GCC_VERSION < 40501) || !defined(BOOST_GCC_CXX11)
+// scoped enums have a serious bug in 4.4.0, so define BOOST_NO_CXX11_SCOPED_ENUMS before 4.5.1
+// See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38064
+# define BOOST_NO_CXX11_SCOPED_ENUMS
+#endif
+
+// C++0x features in 4.6.n and later
+//
+#if (BOOST_GCC_VERSION < 40600) || !defined(BOOST_GCC_CXX11)
+#define BOOST_NO_CXX11_CONSTEXPR
+#define BOOST_NO_CXX11_NOEXCEPT
+#define BOOST_NO_CXX11_NULLPTR
+#define BOOST_NO_CXX11_RANGE_BASED_FOR
+#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
+#endif
+
+// C++0x features in 4.7.n and later
+//
+#if (BOOST_GCC_VERSION < 40700) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_FINAL
+# define BOOST_NO_CXX11_TEMPLATE_ALIASES
+# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
+# define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS
+#endif
+
+// C++0x features in 4.8.n and later
+//
+#if (BOOST_GCC_VERSION < 40800) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_ALIGNAS
+# define BOOST_NO_CXX11_THREAD_LOCAL
+# define BOOST_NO_CXX11_SFINAE_EXPR
+#endif
+
+// C++0x features in 4.8.1 and later
+//
+#if (BOOST_GCC_VERSION < 40801) || !defined(BOOST_GCC_CXX11)
+# define BOOST_NO_CXX11_DECLTYPE_N3276
+# define BOOST_NO_CXX11_REF_QUALIFIERS
+# define BOOST_NO_CXX14_BINARY_LITERALS
+#endif
+
+// C++14 features in 4.9.0 and later
+//
+#if (BOOST_GCC_VERSION < 40900) || (__cplusplus < 201300)
+# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
+# define BOOST_NO_CXX14_GENERIC_LAMBDAS
+# define BOOST_NO_CXX14_DIGIT_SEPARATORS
+# define BOOST_NO_CXX14_DECLTYPE_AUTO
+# if !((BOOST_GCC_VERSION >= 40801) && (BOOST_GCC_VERSION < 40900) && defined(BOOST_GCC_CXX11))
+# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
+# endif
+#endif
+
+
+// C++ 14:
+#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
+# define BOOST_NO_CXX14_AGGREGATE_NSDMI
+#endif
+#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
+# define BOOST_NO_CXX14_CONSTEXPR
+#endif
+#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
+# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
+#endif
+
+//
+// Unused attribute:
+#if __GNUC__ >= 4
+# define BOOST_ATTRIBUTE_UNUSED __attribute__((__unused__))
+#endif
+//
+// __builtin_unreachable:
+#if BOOST_GCC_VERSION >= 40800
+#define BOOST_UNREACHABLE_RETURN(x) __builtin_unreachable();
+#endif
+
+#ifndef BOOST_COMPILER
+# define BOOST_COMPILER "GNU C++ version " __VERSION__
+#endif
+
+// ConceptGCC compiler:
+// http://www.generic-programming.org/software/ConceptGCC/
+#ifdef __GXX_CONCEPTS__
+# define BOOST_HAS_CONCEPTS
+# define BOOST_COMPILER "ConceptGCC version " __VERSION__
+#endif
+
+// versions check:
+// we don't know gcc prior to version 3.30:
+#if (BOOST_GCC_VERSION< 30300)
+# error "Compiler not configured - please reconfigure"
+#endif
+//
+// last known and checked version is 4.9:
+#if (BOOST_GCC_VERSION > 40900)
+# if defined(BOOST_ASSERT_CONFIG)
+# error "Unknown compiler version - please run the configure tests and report the results"
+# else
+// we don't emit warnings here anymore since there are no defect macros defined for
+// gcc post 3.4, so any failures are gcc regressions...
+//# warning "Unknown compiler version - please run the configure tests and report the results"
+# endif
+#endif
+
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