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Diffstat (limited to 'contrib/src/boost/config/compiler/gcc.hpp')
-rw-r--r-- | contrib/src/boost/config/compiler/gcc.hpp | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/contrib/src/boost/config/compiler/gcc.hpp b/contrib/src/boost/config/compiler/gcc.hpp new file mode 100644 index 0000000..d9dd59d --- /dev/null +++ b/contrib/src/boost/config/compiler/gcc.hpp @@ -0,0 +1,314 @@ +// (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 as it +// doesn't actually support __int128 as of CUDA_VERSION=5000 +// even though it defines __SIZEOF_INT128__. +// See https://svn.boost.org/trac/boost/ticket/8048 +// Only re-enable this for nvcc if you're absolutely sure +// of the circumstances under which it's supported: +// +#if defined(__SIZEOF_INT128__) && !defined(__CUDACC__) +# 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. +// +#ifdef __cplusplus +#include <cstddef> +#else +#include <stddef.h> +#endif +#if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) +# 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 +#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 + |