diff options
Diffstat (limited to 'include/__config')
-rw-r--r-- | include/__config | 171 |
1 files changed, 133 insertions, 38 deletions
diff --git a/include/__config b/include/__config index 340c573a2a40..ee46860495ae 100644 --- a/include/__config +++ b/include/__config @@ -12,8 +12,10 @@ #define _LIBCPP_CONFIG #if defined(_MSC_VER) && !defined(__clang__) +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) #define _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER #endif +#endif #ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER #pragma GCC system_header @@ -23,16 +25,30 @@ #ifdef __GNUC__ #define _GNUC_VER (__GNUC__ * 100 + __GNUC_MINOR__) +// The _GNUC_VER_NEW macro better represents the new GCC versioning scheme +// introduced in GCC 5.0. +#define _GNUC_VER_NEW (_GNUC_VER * 10 + __GNUC_PATCHLEVEL__) #else #define _GNUC_VER 0 +#define _GNUC_VER_NEW 0 #endif -#define _LIBCPP_VERSION 4000 +#define _LIBCPP_VERSION 5000 #ifndef _LIBCPP_ABI_VERSION #define _LIBCPP_ABI_VERSION 1 #endif +#if defined(__ELF__) +#define _LIBCPP_OBJECT_FORMAT_ELF 1 +#elif defined(__MACH__) +#define _LIBCPP_OBJECT_FORMAT_MACHO 1 +#elif defined(_WIN32) +#define _LIBCPP_OBJECT_FORMAT_COFF 1 +#else +#error Unknown object file format +#endif + #if defined(_LIBCPP_ABI_UNSTABLE) || _LIBCPP_ABI_VERSION >= 2 // Change short string representation so that string data starts at offset 0, // improving its alignment in some cases. @@ -47,7 +63,6 @@ #define _LIBCPP_ABI_FIX_UNORDERED_NODE_POINTER_UB #define _LIBCPP_ABI_FORWARD_LIST_REMOVE_NODE_POINTER_UB #define _LIBCPP_ABI_FIX_UNORDERED_CONTAINER_SIZE_TYPE -#define _LIBCPP_ABI_VARIADIC_LOCK_GUARD // Don't use a nullptr_t simulation type in C++03 instead using C++11 nullptr // provided under the alternate keyword __nullptr, which changes the mangling // of nullptr_t. This option is ABI incompatible with GCC in C++03 mode. @@ -57,10 +72,18 @@ // `pointer_safety` and `get_pointer_safety()` will no longer be available // in C++03. #define _LIBCPP_ABI_POINTER_SAFETY_ENUM_TYPE +// Define a key function for `bad_function_call` in the library, to centralize +// its vtable and typeinfo to libc++ rather than having all other libraries +// using that class define their own copies. +#define _LIBCPP_ABI_BAD_FUNCTION_CALL_KEY_FUNCTION #elif _LIBCPP_ABI_VERSION == 1 -#if !defined(_WIN32) -// Enable compiling a definition of error_category() into the libc++ dylib. -#define _LIBCPP_DEPRECATED_ABI_EXTERNAL_ERROR_CATEGORY_CONSTRUCTOR +#if !defined(_LIBCPP_OBJECT_FORMAT_COFF) +// Enable compiling copies of now inline methods into the dylib to support +// applications compiled against older libraries. This is unnecessary with +// COFF dllexport semantics, since dllexport forces a non-inline definition +// of inline functions to be emitted anyway. Our own non-inline copy would +// conflict with the dllexport-emitted copy, so we disable it. +#define _LIBCPP_DEPRECATED_ABI_LEGACY_LIBRARY_DEFINITIONS_FOR_INLINE_FUNCTIONS #endif // Feature macros for disabling pre ABI v1 features. All of these options // are deprecated. @@ -100,6 +123,11 @@ #ifndef __is_identifier #define __is_identifier(__x) 1 #endif +#ifndef __has_declspec_attribute +#define __has_declspec_attribute(__x) 0 +#endif + +#define __has_keyword(__x) !(__is_identifier(__x)) #if defined(__clang__) #define _LIBCPP_COMPILER_CLANG @@ -115,7 +143,7 @@ #endif #ifndef _LIBCPP_CLANG_VER -# define _LIBCPP_CLANG_VER 0 +#define _LIBCPP_CLANG_VER 0 #endif // FIXME: ABI detection should be done via compiler builtin macros. This @@ -190,7 +218,6 @@ # define _LIBCPP_LITTLE_ENDIAN 1 # define _LIBCPP_BIG_ENDIAN 0 # define _LIBCPP_SHORT_WCHAR 1 - // If mingw not explicitly detected, assume using MS C runtime only. # ifndef __MINGW32__ # define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library @@ -198,6 +225,19 @@ # if (defined(_M_AMD64) || defined(__x86_64__)) || (defined(_M_ARM) || defined(__arm__)) # define _LIBCPP_HAS_BITSCAN64 # endif +# if defined(_LIBCPP_MSVCRT) +# define _LIBCPP_HAS_QUICK_EXIT +# endif + +// Some CRT APIs are unavailable to store apps +#if defined(WINAPI_FAMILY) +#include <winapifamily.h> +#if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) && \ + (!defined(WINAPI_PARTITION_SYSTEM) || \ + !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_SYSTEM)) +#define _LIBCPP_WINDOWS_STORE_APP +#endif +#endif #endif // defined(_WIN32) #ifdef __sun__ @@ -252,7 +292,7 @@ // _LIBCPP_ALTERNATE_STRING_LAYOUT is an old name for // _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT left here for backward compatibility. #if (defined(__APPLE__) && !defined(__i386__) && !defined(__x86_64__) && \ - !defined(__arm__)) || \ + (!defined(__arm__) || __ARM_ARCH_7K__ >= 2)) || \ defined(_LIBCPP_ALTERNATE_STRING_LAYOUT) #define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT #endif @@ -297,7 +337,7 @@ typedef __char32_t char32_t; #endif #if !(__has_feature(cxx_nullptr)) -# if __has_extension(cxx_nullptr) && defined(_LIBCPP_ABI_ALWAYS_USE_CXX11_NULLPTR) +# if (__has_extension(cxx_nullptr) || __has_keyword(__nullptr)) && defined(_LIBCPP_ABI_ALWAYS_USE_CXX11_NULLPTR) # define nullptr __nullptr # else # define _LIBCPP_HAS_NO_NULLPTR @@ -335,7 +375,6 @@ typedef __char32_t char32_t; #if __has_feature(objc_arc_weak) #define _LIBCPP_HAS_OBJC_ARC_WEAK -#define _LIBCPP_HAS_NO_STRONG_ENUMS #endif #if !(__has_feature(cxx_constexpr)) @@ -472,14 +511,13 @@ namespace std { #endif // __GXX_EXPERIMENTAL_CXX0X__ -#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE { +#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { inline namespace _LIBCPP_NAMESPACE { #define _LIBCPP_END_NAMESPACE_STD } } #define _VSTD std::_LIBCPP_NAMESPACE namespace std { -namespace _LIBCPP_NAMESPACE { -} -using namespace _LIBCPP_NAMESPACE __attribute__((__strong__)); + inline namespace _LIBCPP_NAMESPACE { + } } #if !defined(_LIBCPP_HAS_NO_ASAN) && !defined(__SANITIZE_ADDRESS__) @@ -551,14 +589,6 @@ namespace std { #endif // _LIBCPP_COMPILER_[CLANG|GCC|MSVC|IBM] -#if defined(__ELF__) -#define _LIBCPP_OBJECT_FORMAT_ELF 1 -#elif defined(__MACH__) -#define _LIBCPP_OBJECT_FORMAT_MACHO 1 -#else -#define _LIBCPP_OBJECT_FORMAT_COFF 1 -#endif - #if defined(_LIBCPP_OBJECT_FORMAT_COFF) #if defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) # define _LIBCPP_DLL_VIS @@ -579,8 +609,10 @@ namespace std { #define _LIBCPP_TYPE_VIS _LIBCPP_DLL_VIS #define _LIBCPP_FUNC_VIS _LIBCPP_DLL_VIS +#define _LIBCPP_EXTERN_VIS _LIBCPP_DLL_VIS #define _LIBCPP_EXCEPTION_ABI _LIBCPP_DLL_VIS #define _LIBCPP_HIDDEN +#define _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS #define _LIBCPP_TEMPLATE_VIS #define _LIBCPP_FUNC_VIS_ONLY #define _LIBCPP_ENUM_VIS @@ -604,6 +636,15 @@ namespace std { #endif #endif +#ifndef _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS +#if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) +// The inline should be removed once PR32114 is resolved +#define _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS inline _LIBCPP_HIDDEN +#else +#define _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS +#endif +#endif + #ifndef _LIBCPP_FUNC_VIS #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) #define _LIBCPP_FUNC_VIS __attribute__ ((__visibility__("default"))) @@ -614,24 +655,32 @@ namespace std { #ifndef _LIBCPP_TYPE_VIS # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) -# if __has_attribute(__type_visibility__) -# define _LIBCPP_TYPE_VIS __attribute__ ((__type_visibility__("default"))) -# else -# define _LIBCPP_TYPE_VIS __attribute__ ((__visibility__("default"))) -# endif +# define _LIBCPP_TYPE_VIS __attribute__ ((__visibility__("default"))) # else # define _LIBCPP_TYPE_VIS # endif #endif #ifndef _LIBCPP_TEMPLATE_VIS -# define _LIBCPP_TEMPLATE_VIS _LIBCPP_TYPE_VIS +# if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) +# if __has_attribute(__type_visibility__) +# define _LIBCPP_TEMPLATE_VIS __attribute__ ((__type_visibility__("default"))) +# else +# define _LIBCPP_TEMPLATE_VIS __attribute__ ((__visibility__("default"))) +# endif +# else +# define _LIBCPP_TEMPLATE_VIS +# endif #endif #ifndef _LIBCPP_FUNC_VIS_ONLY # define _LIBCPP_FUNC_VIS_ONLY _LIBCPP_FUNC_VIS #endif +#ifndef _LIBCPP_EXTERN_VIS +# define _LIBCPP_EXTERN_VIS +#endif + #ifndef _LIBCPP_OVERRIDABLE_FUNC_VIS # define _LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_FUNC_VIS #endif @@ -654,7 +703,7 @@ namespace std { #ifndef _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) && __has_attribute(__type_visibility__) -# define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __attribute__ ((__type_visibility__("default"))) +# define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __attribute__ ((__visibility__("default"))) # else # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS # endif @@ -739,7 +788,7 @@ template <unsigned> struct __static_assert_check {}; #ifdef _LIBCPP_HAS_NO_DECLTYPE // GCC 4.6 provides __decltype in all standard modes. -#if !__is_identifier(__decltype) || _LIBCPP_CLANG_VER >= 304 || _GNUC_VER >= 406 +#if __has_keyword(__decltype) || _LIBCPP_CLANG_VER >= 304 || _GNUC_VER >= 406 # define decltype(__x) __decltype(__x) #else # define decltype(__x) __typeof__(__x) @@ -802,7 +851,14 @@ template <unsigned> struct __static_assert_check {}; # else # error Supported values for _LIBCPP_DEBUG are 0 and 1 # endif +# if !defined(_LIBCPP_BUILDING_LIBRARY) # define _LIBCPP_EXTERN_TEMPLATE(...) +# endif +#endif + +#ifdef _LIBCPP_DISABLE_EXTERN_TEMPLATE +#define _LIBCPP_EXTERN_TEMPLATE(...) +#define _LIBCPP_EXTERN_TEMPLATE2(...) #endif #ifndef _LIBCPP_EXTERN_TEMPLATE @@ -912,7 +968,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( # if defined(__GNUC__) && ((__GNUC__ >= 5) || (__GNUC__ == 4 && \ (__GNUC_MINOR__ >= 3 || __GNUC_PATCHLEVEL__ >= 2))) && !defined(__GXX_RTTI) # define _LIBCPP_NO_RTTI -# elif (defined(_MSC_VER) && !defined(__clang__)) && !defined(_CPPRTTI) +# elif defined(_LIBCPP_MSVC) && !defined(_CPPRTTI) # define _LIBCPP_NO_RTTI # endif #endif @@ -923,7 +979,8 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( // Thread API #if !defined(_LIBCPP_HAS_NO_THREADS) && \ - !defined(_LIBCPP_HAS_THREAD_API_PTHREAD) + !defined(_LIBCPP_HAS_THREAD_API_PTHREAD) && \ + !defined(_LIBCPP_HAS_THREAD_API_EXTERNAL) # if defined(__FreeBSD__) || \ defined(__Fuchsia__) || \ defined(__NetBSD__) || \ @@ -945,7 +1002,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif #if defined(_LIBCPP_HAS_NO_THREADS) && defined(_LIBCPP_HAS_THREAD_API_EXTERNAL) -# error _LIBCPP_HAS_EXTERNAL_THREAD_API may not be defined when \ +# error _LIBCPP_HAS_THREAD_API_EXTERNAL may not be defined when \ _LIBCPP_HAS_NO_THREADS is defined. #endif @@ -970,7 +1027,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif #if defined(__BIONIC__) || defined(__CloudABI__) || \ - defined(_LIBCPP_HAS_MUSL_LIBC) + defined(__Fuchsia__) || defined(_LIBCPP_HAS_MUSL_LIBC) #define _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE #endif @@ -980,7 +1037,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #define _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS #endif -#if __has_feature(cxx_atomic) || __has_extension(c_atomic) +#if __has_feature(cxx_atomic) || __has_extension(c_atomic) || __has_keyword(_Atomic) #define _LIBCPP_HAS_C_ATOMIC_IMP #elif _GNUC_VER > 407 #define _LIBCPP_HAS_GCC_ATOMIC_IMP @@ -995,10 +1052,16 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK #endif -#if (defined(_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS) && defined(__clang__) \ - && __has_attribute(acquire_capability)) +#if defined(_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS) +#if defined(__clang__) && __has_attribute(acquire_capability) +// Work around the attribute handling in clang. When both __declspec and +// __attribute__ are present, the processing goes awry preventing the definition +// of the types. +#if !defined(_LIBCPP_OBJECT_FORMAT_COFF) #define _LIBCPP_HAS_THREAD_SAFETY_ANNOTATIONS #endif +#endif +#endif #if __has_attribute(require_constant_initialization) #define _LIBCPP_SAFE_STATIC __attribute__((__require_constant_initialization__)) @@ -1007,7 +1070,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif #if !__has_builtin(__builtin_addressof) && _GNUC_VER < 700 -#define _LIBCPP_HAS_NO_BUILTIN_ADDRESSOF +# define _LIBCPP_HAS_NO_BUILTIN_ADDRESSOF #endif #if !defined(_LIBCPP_HAS_NO_OFF_T_FUNCTIONS) @@ -1016,6 +1079,38 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif #endif +#if __has_attribute(diagnose_if) && !defined(_LIBCPP_DISABLE_ADDITIONAL_DIAGNOSTICS) +# define _LIBCPP_DIAGNOSE_WARNING(...) \ + __attribute__((diagnose_if(__VA_ARGS__, "warning"))) +# define _LIBCPP_DIAGNOSE_ERROR(...) \ + __attribute__((diagnose_if(__VA_ARGS__, "error"))) +#else +# define _LIBCPP_DIAGNOSE_WARNING(...) +# define _LIBCPP_DIAGNOSE_ERROR(...) +#endif + +#if defined(_LIBCPP_ABI_MICROSOFT) && \ + (defined(_LIBCPP_COMPILER_MSVC) || __has_declspec_attribute(empty_bases)) +# define _LIBCPP_DECLSPEC_EMPTY_BASES __declspec(empty_bases) +#else +# define _LIBCPP_DECLSPEC_EMPTY_BASES +#endif + +#if defined(_LIBCPP_ENABLE_CXX17_REMOVED_FEATURES) +# define _LIBCPP_ENABLE_CXX17_REMOVED_AUTO_PTR +# define _LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS +# define _LIBCPP_ENABLE_CXX17_REMOVED_RANDOM_SHUFFLE +# define _LIBCPP_ENABLE_CXX17_REMOVED_BINDERS +#endif // _LIBCPP_ENABLE_CXX17_REMOVED_FEATURES + +#if !defined(__cpp_deduction_guides) || __cpp_deduction_guides < 201611 +# define _LIBCPP_HAS_NO_DEDUCTION_GUIDES +#endif + +#if !__has_keyword(__is_aggregate) && (_GNUC_VER_NEW < 7001) +# define _LIBCPP_HAS_NO_IS_AGGREGATE +#endif + #endif // __cplusplus #endif // _LIBCPP_CONFIG |