diff options
Diffstat (limited to 'include/__config')
| -rw-r--r-- | include/__config | 287 |
1 files changed, 130 insertions, 157 deletions
diff --git a/include/__config b/include/__config index f0bc3483facd..1ecced9f4792 100644 --- a/include/__config +++ b/include/__config @@ -1,10 +1,9 @@ // -*- C++ -*- //===--------------------------- __config ---------------------------------===// // -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// @@ -33,12 +32,16 @@ # define _GNUC_VER_NEW 0 #endif -#define _LIBCPP_VERSION 8000 +#define _LIBCPP_VERSION 9000 #ifndef _LIBCPP_ABI_VERSION # define _LIBCPP_ABI_VERSION 1 #endif +#ifndef __STDC_HOSTED__ +# define _LIBCPP_FREESTANDING +#endif + #ifndef _LIBCPP_STD_VER # if __cplusplus <= 201103L # define _LIBCPP_STD_VER 11 @@ -93,10 +96,12 @@ // Enable optimized version of __do_get_(un)signed which avoids redundant copies. # define _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET // Use the smallest possible integer type to represent the index of the variant. -// Previously libc++ used "unsigned int" exclusivly. +// Previously libc++ used "unsigned int" exclusively. # define _LIBCPP_ABI_VARIANT_INDEX_TYPE_OPTIMIZATION // Unstable attempt to provide a more optimized std::function # define _LIBCPP_ABI_OPTIMIZED_FUNCTION +// All the regex constants must be distinct and nonzero. +# define _LIBCPP_ABI_REGEX_CONSTANTS_NONZERO #elif _LIBCPP_ABI_VERSION == 1 # if !defined(_LIBCPP_OBJECT_FORMAT_COFF) // Enable compiling copies of now inline methods into the dylib to support @@ -182,6 +187,10 @@ #define _LIBCPP_CLANG_VER 0 #endif +#if defined(_LIBCPP_COMPILER_GCC) && __cplusplus < 201103L +#error "libc++ does not support using GCC with C++03. Please enable C++11" +#endif + // FIXME: ABI detection should be done via compiler builtin macros. This // is just a placeholder until Clang implements such macros. For now assume // that Windows compilers pretending to be MSVC++ target the Microsoft ABI, @@ -201,6 +210,10 @@ # endif #endif +#if defined(_LIBCPP_ABI_MICROSOFT) && !defined(_LIBCPP_NO_VCRUNTIME) +# define _LIBCPP_ABI_VCRUNTIME +#endif + // Need to detect which libc we're using if we're on Linux. #if defined(__linux__) # include <features.h> @@ -257,7 +270,7 @@ # define _LIBCPP_WIN32API # define _LIBCPP_LITTLE_ENDIAN # define _LIBCPP_SHORT_WCHAR 1 -// Both MinGW and native MSVC provide a "MSVC"-like enviroment +// Both MinGW and native MSVC provide a "MSVC"-like environment # define _LIBCPP_MSVCRT_LIKE // If mingw not explicitly detected, assume using MS C runtime only if // a MS compatibility version is specified. @@ -298,7 +311,7 @@ // random data even when using sandboxing mechanisms such as chroots, // Capsicum, etc. # define _LIBCPP_USING_ARC4_RANDOM -#elif defined(__Fuchsia__) +#elif defined(__Fuchsia__) || defined(__wasi__) # define _LIBCPP_USING_GETENTROPY #elif defined(__native_client__) // NaCl's sandbox (which PNaCl also runs in) doesn't allow filesystem access, @@ -332,7 +345,7 @@ # if defined(__FreeBSD__) # define _LIBCPP_HAS_QUICK_EXIT # define _LIBCPP_HAS_C11_FEATURES -# elif defined(__Fuchsia__) +# elif defined(__Fuchsia__) || defined(__wasi__) # define _LIBCPP_HAS_QUICK_EXIT # define _LIBCPP_HAS_TIMESPEC_GET # define _LIBCPP_HAS_C11_FEATURES @@ -400,10 +413,6 @@ typedef __char32_t char32_t; #define _LIBCPP_HAS_NO_STRONG_ENUMS #endif -#if !(__has_feature(cxx_decltype)) -#define _LIBCPP_HAS_NO_DECLTYPE -#endif - #if __has_feature(cxx_attributes) # define _LIBCPP_NORETURN [[noreturn]] #else @@ -434,18 +443,6 @@ typedef __char32_t char32_t; #define _LIBCPP_HAS_NO_VARIADICS #endif -#if !(__has_feature(cxx_generalized_initializers)) -#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS -#endif - -#if __has_feature(is_base_of) -#define _LIBCPP_HAS_IS_BASE_OF -#endif - -#if __has_feature(is_final) -#define _LIBCPP_HAS_IS_FINAL -#endif - // Objective-C++ features (opt-in) #if __has_feature(objc_arc) #define _LIBCPP_HAS_OBJC_ARC @@ -455,10 +452,6 @@ typedef __char32_t char32_t; #define _LIBCPP_HAS_OBJC_ARC_WEAK #endif -#if !(__has_feature(cxx_constexpr)) -#define _LIBCPP_HAS_NO_CONSTEXPR -#endif - #if !(__has_feature(cxx_relaxed_constexpr)) #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR #endif @@ -471,14 +464,6 @@ typedef __char32_t char32_t; #define _LIBCPP_HAS_NO_NOEXCEPT #endif -#if __has_feature(underlying_type) -#define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T) -#endif - -#if __has_feature(is_literal) -#define _LIBCPP_IS_LITERAL(T) __is_literal(T) -#endif - #if !defined(_LIBCPP_HAS_NO_ASAN) && !__has_feature(address_sanitizer) #define _LIBCPP_HAS_NO_ASAN #endif @@ -510,69 +495,20 @@ typedef __char32_t char32_t; #define _LIBCPP_NORETURN __attribute__((noreturn)) -#if _GNUC_VER >= 407 -#define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T) -#define _LIBCPP_IS_LITERAL(T) __is_literal_type(T) -#define _LIBCPP_HAS_IS_FINAL -#endif - -#if defined(__GNUC__) && _GNUC_VER >= 403 -#define _LIBCPP_HAS_IS_BASE_OF -#endif - #if !__EXCEPTIONS && !defined(_LIBCPP_NO_EXCEPTIONS) #define _LIBCPP_NO_EXCEPTIONS #endif -// constexpr was added to GCC in 4.6. -#if _GNUC_VER < 406 -# define _LIBCPP_HAS_NO_CONSTEXPR -// Can only use constexpr in c++11 mode. -#elif !defined(__GXX_EXPERIMENTAL_CXX0X__) && __cplusplus < 201103L -# define _LIBCPP_HAS_NO_CONSTEXPR -#endif - // Determine if GCC supports relaxed constexpr #if !defined(__cpp_constexpr) || __cpp_constexpr < 201304L #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR #endif -// GCC 5 will support variable templates +// GCC 5 supports variable templates #if !defined(__cpp_variable_templates) || __cpp_variable_templates < 201304L #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES #endif -#ifndef __GXX_EXPERIMENTAL_CXX0X__ - -#define _LIBCPP_HAS_NO_DECLTYPE -#define _LIBCPP_HAS_NO_NULLPTR -#define _LIBCPP_HAS_NO_UNICODE_CHARS -#define _LIBCPP_HAS_NO_VARIADICS -#define _LIBCPP_HAS_NO_RVALUE_REFERENCES -#define _LIBCPP_HAS_NO_STRONG_ENUMS -#define _LIBCPP_HAS_NO_NOEXCEPT - -#else // __GXX_EXPERIMENTAL_CXX0X__ - -#if _GNUC_VER < 403 -#define _LIBCPP_HAS_NO_RVALUE_REFERENCES -#endif - - -#if _GNUC_VER < 404 -#define _LIBCPP_HAS_NO_DECLTYPE -#define _LIBCPP_HAS_NO_UNICODE_CHARS -#define _LIBCPP_HAS_NO_VARIADICS -#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS -#endif // _GNUC_VER < 404 - -#if _GNUC_VER < 406 -#define _LIBCPP_HAS_NO_NOEXCEPT -#define _LIBCPP_HAS_NO_NULLPTR -#endif - -#endif // __GXX_EXPERIMENTAL_CXX0X__ - #if !defined(_LIBCPP_HAS_NO_ASAN) && !defined(__SANITIZE_ADDRESS__) #define _LIBCPP_HAS_NO_ASAN #endif @@ -597,16 +533,12 @@ typedef __char32_t char32_t; #error "MSVC versions prior to Visual Studio 2015 are not supported" #endif -#define _LIBCPP_HAS_IS_BASE_OF -#define _LIBCPP_HAS_NO_CONSTEXPR #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES -#define _LIBCPP_HAS_NO_NOEXCEPT #define __alignof__ __alignof #define _LIBCPP_NORETURN __declspec(noreturn) #define _ALIGNAS(x) __declspec(align(x)) #define _ALIGNAS_TYPE(x) alignas(x) -#define _LIBCPP_HAS_NO_VARIADICS #define _LIBCPP_WEAK @@ -623,12 +555,7 @@ typedef __char32_t char32_t; #define _ATTRIBUTE(x) __attribute__((x)) #define _LIBCPP_NORETURN __attribute__((noreturn)) -#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS -#define _LIBCPP_HAS_NO_NOEXCEPT -#define _LIBCPP_HAS_NO_NULLPTR #define _LIBCPP_HAS_NO_UNICODE_CHARS -#define _LIBCPP_HAS_IS_BASE_OF -#define _LIBCPP_HAS_IS_FINAL #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES #if defined(_AIX) @@ -659,8 +586,13 @@ typedef __char32_t char32_t; # define _LIBCPP_EXPORTED_FROM_ABI #elif defined(_LIBCPP_BUILDING_LIBRARY) # define _LIBCPP_DLL_VIS __declspec(dllexport) -# define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS -# define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS _LIBCPP_DLL_VIS +# if defined(__MINGW32__) +# define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS _LIBCPP_DLL_VIS +# define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS +# else +# define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS +# define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS _LIBCPP_DLL_VIS +# endif # define _LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_DLL_VIS # define _LIBCPP_EXPORTED_FROM_ABI __declspec(dllexport) #else @@ -777,7 +709,7 @@ typedef __char32_t char32_t; #else // Try to approximate the effect of exclude_from_explicit_instantiation // (which is that entities are not assumed to be provided by explicit - // template instantitations in the dylib) by always inlining those entities. + // template instantiations in the dylib) by always inlining those entities. # define _LIBCPP_EXCLUDE_FROM_EXPLICIT_INSTANTIATION _LIBCPP_ALWAYS_INLINE #endif @@ -789,6 +721,16 @@ typedef __char32_t char32_t; # endif #endif +#ifndef _LIBCPP_HAS_MERGED_TYPEINFO_NAMES_DEFAULT +# ifdef _LIBCPP_OBJECT_FORMAT_COFF // Windows binaries can't merge typeinfos. +# define _LIBCPP_HAS_MERGED_TYPEINFO_NAMES_DEFAULT 0 +#else +// TODO: This isn't strictly correct on ELF platforms due to llvm.org/PR37398 +// And we should consider defaulting to OFF. +# define _LIBCPP_HAS_MERGED_TYPEINFO_NAMES_DEFAULT 1 +#endif +#endif + #ifndef _LIBCPP_HIDE_FROM_ABI # if _LIBCPP_HIDE_FROM_ABI_PER_TU # define _LIBCPP_HIDE_FROM_ABI _LIBCPP_HIDDEN _LIBCPP_INTERNAL_LINKAGE @@ -843,22 +785,6 @@ _LIBCPP_BEGIN_NAMESPACE_STD _LIBCPP_END_NAMESPACE_STD # define _NOEXCEPT_(x) #endif -#if defined(_LIBCPP_DEBUG_USE_EXCEPTIONS) -# if !defined(_LIBCPP_DEBUG) -# error cannot use _LIBCPP_DEBUG_USE_EXCEPTIONS unless _LIBCPP_DEBUG is defined -# endif -# ifdef _LIBCPP_HAS_NO_NOEXCEPT -# define _NOEXCEPT_DEBUG -# define _NOEXCEPT_DEBUG_(x) -# else -# define _NOEXCEPT_DEBUG noexcept(false) -# define _NOEXCEPT_DEBUG_(x) noexcept(false) -# endif -#else -# define _NOEXCEPT_DEBUG _NOEXCEPT -# define _NOEXCEPT_DEBUG_(x) _NOEXCEPT_(x) -#endif - #ifdef _LIBCPP_HAS_NO_UNICODE_CHARS typedef unsigned short char16_t; typedef unsigned int char32_t; @@ -869,30 +795,11 @@ typedef unsigned int char32_t; #endif #ifdef _LIBCPP_CXX03_LANG -# if __has_extension(c_static_assert) -# define static_assert(__b, __m) _Static_assert(__b, __m) -# else -extern "C++" { -template <bool> struct __static_assert_test; -template <> struct __static_assert_test<true> {}; -template <unsigned> struct __static_assert_check {}; -} -# define static_assert(__b, __m) \ - typedef __static_assert_check<sizeof(__static_assert_test<(__b)>)> \ - _LIBCPP_CONCAT(__t, __LINE__) -# endif // __has_extension(c_static_assert) +# define static_assert(...) _Static_assert(__VA_ARGS__) +# define decltype(...) __decltype(__VA_ARGS__) #endif // _LIBCPP_CXX03_LANG -#ifdef _LIBCPP_HAS_NO_DECLTYPE -// GCC 4.6 provides __decltype in all standard modes. -# if __has_keyword(__decltype) || _LIBCPP_CLANG_VER >= 304 || _GNUC_VER >= 406 -# define decltype(__x) __decltype(__x) -# else -# define decltype(__x) __typeof__(__x) -# endif -#endif - -#ifdef _LIBCPP_HAS_NO_CONSTEXPR +#ifdef _LIBCPP_CXX03_LANG # define _LIBCPP_CONSTEXPR #else # define _LIBCPP_CONSTEXPR constexpr @@ -911,9 +818,9 @@ template <unsigned> struct __static_assert_check {}; #endif #ifdef __GNUC__ -# define _NOALIAS __attribute__((__malloc__)) +# define _LIBCPP_NOALIAS __attribute__((__malloc__)) #else -# define _NOALIAS +# define _LIBCPP_NOALIAS #endif #if __has_feature(cxx_explicit_conversions) || defined(__IBMCPP__) || \ @@ -966,10 +873,6 @@ template <unsigned> struct __static_assert_check {}; #define _LIBCPP_EXTERN_TEMPLATE2(...) extern template __VA_ARGS__; #endif -#if defined(__APPLE__) && defined(__LP64__) && !defined(__x86_64__) -#define _LIBCPP_NONUNIQUE_RTTI_BIT (1ULL << 63) -#endif - #if defined(__APPLE__) || defined(__FreeBSD__) || defined(_LIBCPP_MSVCRT_LIKE) || \ defined(__sun__) || defined(__NetBSD__) || defined(__CloudABI__) #define _LIBCPP_LOCALE__L_EXTENSIONS 1 @@ -990,13 +893,10 @@ template <unsigned> struct __static_assert_check {}; // for align_val_t were added in 19.12, aka VS 2017 version 15.3. #if defined(_LIBCPP_MSVCRT) && defined(_MSC_VER) && _MSC_VER < 1912 # define _LIBCPP_HAS_NO_LIBRARY_ALIGNED_ALLOCATION -#elif defined(_LIBCPP_ABI_MICROSOFT) && !defined(_LIBCPP_NO_VCRUNTIME) -# define _LIBCPP_DEFER_NEW_TO_VCRUNTIME -# if !defined(__cpp_aligned_new) - // We're defering to Microsoft's STL to provide aligned new et al. We don't - // have it unless the language feature test macro is defined. -# define _LIBCPP_HAS_NO_LIBRARY_ALIGNED_ALLOCATION -# endif +#elif defined(_LIBCPP_ABI_VCRUNTIME) && !defined(__cpp_aligned_new) + // We're deferring to Microsoft's STL to provide aligned new et al. We don't + // have it unless the language feature test macro is defined. +# define _LIBCPP_HAS_NO_LIBRARY_ALIGNED_ALLOCATION #endif #if defined(__APPLE__) @@ -1025,8 +925,10 @@ template <unsigned> struct __static_assert_check {}; #endif // Deprecation macros. -// Deprecations warnings are only enabled when _LIBCPP_ENABLE_DEPRECATION_WARNINGS is defined. -#if defined(_LIBCPP_ENABLE_DEPRECATION_WARNINGS) +// +// Deprecations warnings are always enabled, except when users explicitly opt-out +// by defining _LIBCPP_DISABLE_DEPRECATION_WARNINGS. +#if !defined(_LIBCPP_DISABLE_DEPRECATION_WARNINGS) # if __has_attribute(deprecated) # define _LIBCPP_DEPRECATED __attribute__ ((deprecated)) # elif _LIBCPP_STD_VER > 11 @@ -1128,6 +1030,12 @@ template <unsigned> struct __static_assert_check {}; #endif #endif +#if __has_attribute(no_destroy) +# define _LIBCPP_NO_DESTROY __attribute__((__no_destroy__)) +#else +# define _LIBCPP_NO_DESTROY +#endif + #ifndef _LIBCPP_HAS_NO_ASAN _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( const void *, const void *, const void *, const void *); @@ -1158,6 +1066,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( !defined(_LIBCPP_HAS_THREAD_API_EXTERNAL) # if defined(__FreeBSD__) || \ defined(__Fuchsia__) || \ + defined(__wasi__) || \ defined(__NetBSD__) || \ defined(__linux__) || \ defined(__GNU__) || \ @@ -1188,6 +1097,23 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( _LIBCPP_HAS_NO_THREADS is defined. #endif +// The Apple, glibc, and Bionic implementation of pthreads implements +// pthread_mutex_destroy as nop for regular mutexes. Additionally, Win32 +// mutexes have no destroy mechanism. +// TODO(EricWF): Enable this optimization on Apple and Bionic platforms after +// speaking to their respective stakeholders. +#if (defined(_LIBCPP_HAS_THREAD_API_PTHREAD) && defined(__GLIBC__)) \ + || defined(_LIBCPP_HAS_THREAD_API_WIN32) +# define _LIBCPP_HAS_TRIVIAL_MUTEX_DESTRUCTION +#endif + +// Destroying a condvar is a nop on Windows. +// TODO(EricWF): This is potentially true for some pthread implementations +// as well. +#if defined(_LIBCPP_HAS_THREAD_API_WIN32) +# define _LIBCPP_HAS_TRIVIAL_CONDVAR_DESTRUCTION +#endif + // Systems that use capability-based security (FreeBSD with Capsicum, // Nuxi CloudABI) may only provide local filesystem access (using *at()). // Functions like open(), rename(), unlink() and stat() should not be @@ -1204,7 +1130,7 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #endif #if defined(__BIONIC__) || defined(__CloudABI__) || \ - defined(__Fuchsia__) || defined(_LIBCPP_HAS_MUSL_LIBC) + defined(__Fuchsia__) || defined(__wasi__) || defined(_LIBCPP_HAS_MUSL_LIBC) #define _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE #endif @@ -1216,13 +1142,22 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #if __has_feature(cxx_atomic) || __has_extension(c_atomic) || __has_keyword(_Atomic) # define _LIBCPP_HAS_C_ATOMIC_IMP -#elif _GNUC_VER > 407 +#elif defined(_LIBCPP_COMPILER_GCC) # define _LIBCPP_HAS_GCC_ATOMIC_IMP #endif -#if (!defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_GCC_ATOMIC_IMP)) \ +#if (!defined(_LIBCPP_HAS_C_ATOMIC_IMP) && \ + !defined(_LIBCPP_HAS_GCC_ATOMIC_IMP) && \ + !defined(_LIBCPP_HAS_EXTERNAL_ATOMIC_IMP)) \ || defined(_LIBCPP_HAS_NO_THREADS) -#define _LIBCPP_HAS_NO_ATOMIC_HEADER +# define _LIBCPP_HAS_NO_ATOMIC_HEADER +#else +# ifndef _LIBCPP_ATOMIC_FLAG_TYPE +# define _LIBCPP_ATOMIC_FLAG_TYPE bool +# endif +# ifdef _LIBCPP_FREESTANDING +# define _LIBCPP_ATOMIC_ONLY_USE_BUILTINS +# endif #endif #ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK @@ -1250,6 +1185,10 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #define _LIBCPP_HAS_NO_BUILTIN_ADDRESSOF #endif +#if !__has_builtin(__builtin_is_constant_evaluated) && _GNUC_VER < 900 +#define _LIBCPP_HAS_NO_BUILTIN_IS_CONSTANT_EVALUATED +#endif + #if !defined(_LIBCPP_HAS_NO_OFF_T_FUNCTIONS) # if defined(_LIBCPP_MSVCRT) || defined(_NEWLIB_VERSION) # define _LIBCPP_HAS_NO_OFF_T_FUNCTIONS @@ -1277,6 +1216,21 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( # define _LIBCPP_FALLTHROUGH() ((void)0) #endif +#if __has_attribute(__nodebug__) +#define _LIBCPP_NODEBUG __attribute__((__nodebug__)) +#else +#define _LIBCPP_NODEBUG +#endif + +#ifndef _LIBCPP_NODEBUG_TYPE +#if __has_attribute(__nodebug__) && \ + (defined(_LIBCPP_COMPILER_CLANG) && _LIBCPP_CLANG_VER >= 900) +#define _LIBCPP_NODEBUG_TYPE __attribute__((nodebug)) +#else +#define _LIBCPP_NODEBUG_TYPE +#endif +#endif // !defined(_LIBCPP_NODEBUG_TYPE) + #if defined(_LIBCPP_ABI_MICROSOFT) && \ (defined(_LIBCPP_COMPILER_MSVC) || __has_declspec_attribute(empty_bases)) # define _LIBCPP_DECLSPEC_EMPTY_BASES __declspec(empty_bases) @@ -1312,7 +1266,8 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( #if !defined(_LIBCPP_BUILDING_LIBRARY) && \ !defined(_LIBCPP_DISABLE_AVAILABILITY) && \ __has_feature(attribute_availability_with_strict) && \ - __has_feature(attribute_availability_in_templates) + __has_feature(attribute_availability_in_templates) && \ + __has_extension(pragma_clang_attribute_external_declaration) # ifdef __APPLE__ # define _LIBCPP_USE_AVAILABILITY_APPLE # endif @@ -1355,6 +1310,21 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( # define _LIBCPP_AVAILABILITY_ATOMIC_SHARED_PTR \ __attribute__((availability(macosx,strict,introduced=10.9))) \ __attribute__((availability(ios,strict,introduced=7.0))) +# define _LIBCPP_AVAILABILITY_FILESYSTEM \ + __attribute__((availability(macosx,strict,introduced=10.15))) \ + __attribute__((availability(ios,strict,introduced=13.0))) \ + __attribute__((availability(tvos,strict,introduced=13.0))) \ + __attribute__((availability(watchos,strict,introduced=6.0))) +# define _LIBCPP_AVAILABILITY_FILESYSTEM_PUSH \ + _Pragma("clang attribute push(__attribute__((availability(macosx,strict,introduced=10.15))), apply_to=any(function,record))") \ + _Pragma("clang attribute push(__attribute__((availability(ios,strict,introduced=13.0))), apply_to=any(function,record))") \ + _Pragma("clang attribute push(__attribute__((availability(tvos,strict,introduced=13.0))), apply_to=any(function,record))") \ + _Pragma("clang attribute push(__attribute__((availability(watchos,strict,introduced=6.0))), apply_to=any(function,record))") +# define _LIBCPP_AVAILABILITY_FILESYSTEM_POP \ + _Pragma("clang attribute pop") \ + _Pragma("clang attribute pop") \ + _Pragma("clang attribute pop") \ + _Pragma("clang attribute pop") #else # define _LIBCPP_AVAILABILITY_SHARED_MUTEX # define _LIBCPP_AVAILABILITY_BAD_VARIANT_ACCESS @@ -1366,6 +1336,9 @@ _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( # define _LIBCPP_AVAILABILITY_TYPEINFO_VTABLE # define _LIBCPP_AVAILABILITY_LOCALE_CATEGORY # define _LIBCPP_AVAILABILITY_ATOMIC_SHARED_PTR +# define _LIBCPP_AVAILABILITY_FILESYSTEM +# define _LIBCPP_AVAILABILITY_FILESYSTEM_PUSH +# define _LIBCPP_AVAILABILITY_FILESYSTEM_POP #endif // Define availability that depends on _LIBCPP_NO_EXCEPTIONS. |