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Diffstat (limited to '3rdParty/Boost/src/boost/config/compiler/clang.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/config/compiler/clang.hpp | 73 |
1 files changed, 69 insertions, 4 deletions
diff --git a/3rdParty/Boost/src/boost/config/compiler/clang.hpp b/3rdParty/Boost/src/boost/config/compiler/clang.hpp index aab3c61..6a17824 100644 --- a/3rdParty/Boost/src/boost/config/compiler/clang.hpp +++ b/3rdParty/Boost/src/boost/config/compiler/clang.hpp @@ -1,13 +1,23 @@ // (C) Copyright Douglas Gregor 2010 // -// Use, modification and distribution are subject to the -// Boost Software License, Version 1.0. (See accompanying file +// 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. // Clang compiler setup. +#define BOOST_HAS_PRAGMA_ONCE + +// When compiling with clang before __has_extension was defined, +// even if one writes 'defined(__has_extension) && __has_extension(xxx)', +// clang reports a compiler error. So the only workaround found is: + +#ifndef __has_extension +#define __has_extension __has_feature +#endif + #if !__has_feature(cxx_exceptions) && !defined(BOOST_NO_EXCEPTIONS) # define BOOST_NO_EXCEPTIONS #endif @@ -20,21 +30,56 @@ # define BOOST_NO_TYPEID #endif -#if defined(__int64) +#if defined(__int64) && !defined(__GNUC__) # define BOOST_HAS_MS_INT64 #endif #define BOOST_HAS_NRVO +// Branch prediction hints +#if defined(__has_builtin) +#if __has_builtin(__builtin_expect) +#define BOOST_LIKELY(x) __builtin_expect(x, 1) +#define BOOST_UNLIKELY(x) __builtin_expect(x, 0) +#endif +#endif + // Clang supports "long long" in all compilation modes. #define BOOST_HAS_LONG_LONG +#if defined(__SIZEOF_INT128__) +# define BOOST_HAS_INT128 +#endif + + +// +// Dynamic shared object (DSO) and dynamic-link library (DLL) support +// +#if !defined(_WIN32) && !defined(__WIN32__) && !defined(WIN32) +# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default"))) +# define BOOST_SYMBOL_IMPORT +# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default"))) +#endif + +// +// The BOOST_FALLTHROUGH macro can be used to annotate implicit fall-through +// between switch labels. +// +#if __cplusplus >= 201103L && defined(__has_warning) +# if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough") +# define BOOST_FALLTHROUGH [[clang::fallthrough]] +# endif +#endif + #if !__has_feature(cxx_auto_type) # define BOOST_NO_CXX11_AUTO_DECLARATIONS # define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS #endif -#if !(defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L) +// +// Currently clang on Windows using VC++ RTL does not support C++11's char16_t or char32_t +// +#if defined(_MSC_VER) || !(defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L) # define BOOST_NO_CXX11_CHAR16_T # define BOOST_NO_CXX11_CHAR32_T #endif @@ -95,6 +140,10 @@ # define BOOST_NO_CXX11_RAW_LITERALS #endif +#if !__has_feature(cxx_reference_qualified_functions) +# define BOOST_NO_CXX11_REF_QUALIFIERS +#endif + #if !__has_feature(cxx_generalized_initializers) # define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX #endif @@ -123,6 +172,22 @@ # define BOOST_NO_CXX11_VARIADIC_TEMPLATES #endif +#if !__has_feature(cxx_user_literals) +# define BOOST_NO_CXX11_USER_DEFINED_LITERALS +#endif + +#if !(__has_feature(cxx_alignas) || __has_extension(cxx_alignas)) +# define BOOST_NO_CXX11_ALIGNAS +#endif + +#if !__has_feature(cxx_trailing_return) +# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES +#endif + +#if !__has_feature(cxx_inline_namespaces) +# define BOOST_NO_CXX11_INLINE_NAMESPACES +#endif + // Clang always supports variadic macros // Clang always supports extern templates |