diff options
Diffstat (limited to 'absl/base/config.h')
| -rw-r--r-- | absl/base/config.h | 117 |
1 files changed, 92 insertions, 25 deletions
diff --git a/absl/base/config.h b/absl/base/config.h index 1de79930..c9165acd 100644 --- a/absl/base/config.h +++ b/absl/base/config.h @@ -75,6 +75,12 @@ #define ABSL_INTERNAL_CPLUSPLUS_LANG __cplusplus #endif +#if defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ + ABSL_INTERNAL_CPLUSPLUS_LANG >= 202002L +// Include library feature test macros. +#include <version> +#endif + #if defined(__APPLE__) // Included for TARGET_OS_IPHONE, __IPHONE_OS_VERSION_MIN_REQUIRED, // __IPHONE_8_0. @@ -111,8 +117,8 @@ // // LTS releases can be obtained from // https://github.com/abseil/abseil-cpp/releases. -#define ABSL_LTS_RELEASE_VERSION 20230802 -#define ABSL_LTS_RELEASE_PATCH_LEVEL 0 +#define ABSL_LTS_RELEASE_VERSION 20240116 +#define ABSL_LTS_RELEASE_PATCH_LEVEL 1 // Helper macro to convert a CPP variable to a string literal. #define ABSL_INTERNAL_DO_TOKEN_STR(x) #x @@ -332,8 +338,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || #ifdef ABSL_HAVE_INTRINSIC_INT128 #error ABSL_HAVE_INTRINSIC_INT128 cannot be directly set #elif defined(__SIZEOF_INT128__) -#if (defined(__clang__) && !defined(_WIN32)) || \ - (defined(__CUDACC__) && __CUDACC_VER_MAJOR__ >= 9) || \ +#if (defined(__clang__) && !defined(_WIN32)) || \ + (defined(__CUDACC__) && __CUDACC_VER_MAJOR__ >= 9) || \ (defined(__GNUC__) && !defined(__clang__) && !defined(__CUDACC__)) #define ABSL_HAVE_INTRINSIC_INT128 1 #elif defined(__CUDACC__) @@ -395,7 +401,7 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // Windows _WIN32 // NaCL __native_client__ // AsmJS __asmjs__ -// WebAssembly __wasm__ +// WebAssembly (Emscripten) __EMSCRIPTEN__ // Fuchsia __Fuchsia__ // // Note that since Android defines both __ANDROID__ and __linux__, one @@ -407,11 +413,11 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // POSIX.1-2001. #ifdef ABSL_HAVE_MMAP #error ABSL_HAVE_MMAP cannot be directly set -#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__) || \ - defined(_AIX) || defined(__ros__) || defined(__native_client__) || \ - defined(__asmjs__) || defined(__wasm__) || defined(__Fuchsia__) || \ - defined(__sun) || defined(__ASYLO__) || defined(__myriad2__) || \ - defined(__HAIKU__) || defined(__OpenBSD__) || defined(__NetBSD__) || \ +#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__) || \ + defined(_AIX) || defined(__ros__) || defined(__native_client__) || \ + defined(__asmjs__) || defined(__EMSCRIPTEN__) || defined(__Fuchsia__) || \ + defined(__sun) || defined(__ASYLO__) || defined(__myriad2__) || \ + defined(__HAIKU__) || defined(__OpenBSD__) || defined(__NetBSD__) || \ defined(__QNX__) || defined(__VXWORKS__) || defined(__hexagon__) #define ABSL_HAVE_MMAP 1 #endif @@ -484,6 +490,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // https://sourceforge.net/p/mingw-w64/mingw-w64/ci/master/tree/mingw-w64-crt/misc/alarm.c #elif defined(__EMSCRIPTEN__) // emscripten doesn't support signals +#elif defined(__wasi__) +// WASI doesn't support signals #elif defined(__Fuchsia__) // Signals don't exist on fuchsia. #elif defined(__native_client__) @@ -536,14 +544,14 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // and // https://github.com/llvm/llvm-project/commit/0bc451e7e137c4ccadcd3377250874f641ca514a // The second has the actually correct versions, thus, is what we copy here. -#if defined(__APPLE__) && \ - ((defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ - __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101300) || \ - (defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && \ - __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ < 120000) || \ - (defined(__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__) && \ - __ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__ < 50000) || \ - (defined(__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__) && \ +#if defined(__APPLE__) && \ + ((defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101300) || \ + (defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ < 120000) || \ + (defined(__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__ < 50000) || \ + (defined(__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__) && \ __ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__ < 120000)) #define ABSL_INTERNAL_APPLE_CXX17_TYPES_UNAVAILABLE 1 #else @@ -555,6 +563,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // Checks whether C++17 std::any is available. #ifdef ABSL_HAVE_STD_ANY #error "ABSL_HAVE_STD_ANY cannot be directly set." +#elif defined(__cpp_lib_any) && __cpp_lib_any >= 201606L +#define ABSL_HAVE_STD_ANY 1 #elif defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ ABSL_INTERNAL_CPLUSPLUS_LANG >= 201703L && \ !ABSL_INTERNAL_APPLE_CXX17_TYPES_UNAVAILABLE @@ -566,7 +576,9 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // Checks whether C++17 std::optional is available. #ifdef ABSL_HAVE_STD_OPTIONAL #error "ABSL_HAVE_STD_OPTIONAL cannot be directly set." -#elif defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ +#elif defined(__cpp_lib_optional) && __cpp_lib_optional >= 202106L +#define ABSL_HAVE_STD_OPTIONAL 1 +#elif defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ ABSL_INTERNAL_CPLUSPLUS_LANG >= 201703L && \ !ABSL_INTERNAL_APPLE_CXX17_TYPES_UNAVAILABLE #define ABSL_HAVE_STD_OPTIONAL 1 @@ -577,6 +589,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // Checks whether C++17 std::variant is available. #ifdef ABSL_HAVE_STD_VARIANT #error "ABSL_HAVE_STD_VARIANT cannot be directly set." +#elif defined(__cpp_lib_variant) && __cpp_lib_variant >= 201606L +#define ABSL_HAVE_STD_VARIANT 1 #elif defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ ABSL_INTERNAL_CPLUSPLUS_LANG >= 201703L && \ !ABSL_INTERNAL_APPLE_CXX17_TYPES_UNAVAILABLE @@ -588,11 +602,29 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // Checks whether C++17 std::string_view is available. #ifdef ABSL_HAVE_STD_STRING_VIEW #error "ABSL_HAVE_STD_STRING_VIEW cannot be directly set." +#elif defined(__cpp_lib_string_view) && __cpp_lib_string_view >= 201606L +#define ABSL_HAVE_STD_STRING_VIEW 1 #elif defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ ABSL_INTERNAL_CPLUSPLUS_LANG >= 201703L #define ABSL_HAVE_STD_STRING_VIEW 1 #endif +// ABSL_HAVE_STD_ORDERING +// +// Checks whether C++20 std::{partial,weak,strong}_ordering are available. +// +// __cpp_lib_three_way_comparison is missing on libc++ +// (https://github.com/llvm/llvm-project/issues/73953) so treat it as defined +// when building in C++20 mode. +#ifdef ABSL_HAVE_STD_ORDERING +#error "ABSL_HAVE_STD_ORDERING cannot be directly set." +#elif (defined(__cpp_lib_three_way_comparison) && \ + __cpp_lib_three_way_comparison >= 201907L) || \ + (defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \ + ABSL_INTERNAL_CPLUSPLUS_LANG >= 202002L) +#define ABSL_HAVE_STD_ORDERING 1 +#endif + // ABSL_USES_STD_ANY // // Indicates whether absl::any is an alias for std::any. @@ -655,6 +687,22 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || #error options.h is misconfigured. #endif +// ABSL_USES_STD_ORDERING +// +// Indicates whether absl::{partial,weak,strong}_ordering are aliases for the +// std:: ordering types. +#if !defined(ABSL_OPTION_USE_STD_ORDERING) +#error options.h is misconfigured. +#elif ABSL_OPTION_USE_STD_ORDERING == 0 || \ + (ABSL_OPTION_USE_STD_ORDERING == 2 && !defined(ABSL_HAVE_STD_ORDERING)) +#undef ABSL_USES_STD_ORDERING +#elif ABSL_OPTION_USE_STD_ORDERING == 1 || \ + (ABSL_OPTION_USE_STD_ORDERING == 2 && defined(ABSL_HAVE_STD_ORDERING)) +#define ABSL_USES_STD_ORDERING 1 +#else +#error options.h is misconfigured. +#endif + // In debug mode, MSVC 2017's std::variant throws a EXCEPTION_ACCESS_VIOLATION // SEH exception from emplace for variant<SomeStruct> when constructing the // struct can throw. This defeats some of variant_test and @@ -837,11 +885,30 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || // RTTI support. #ifdef ABSL_INTERNAL_HAS_RTTI #error ABSL_INTERNAL_HAS_RTTI cannot be directly set -#elif (defined(__GNUC__) && defined(__GXX_RTTI)) || \ - (defined(_MSC_VER) && defined(_CPPRTTI)) || \ - (!defined(__GNUC__) && !defined(_MSC_VER)) +#elif ABSL_HAVE_FEATURE(cxx_rtti) #define ABSL_INTERNAL_HAS_RTTI 1 -#endif // !defined(__GNUC__) || defined(__GXX_RTTI) +#elif defined(__GNUC__) && defined(__GXX_RTTI) +#define ABSL_INTERNAL_HAS_RTTI 1 +#elif defined(_MSC_VER) && defined(_CPPRTTI) +#define ABSL_INTERNAL_HAS_RTTI 1 +#elif !defined(__GNUC__) && !defined(_MSC_VER) +// Unknown compiler, default to RTTI +#define ABSL_INTERNAL_HAS_RTTI 1 +#endif + +// `ABSL_INTERNAL_HAS_CXA_DEMANGLE` determines whether `abi::__cxa_demangle` is +// available. +#ifdef ABSL_INTERNAL_HAS_CXA_DEMANGLE +#error ABSL_INTERNAL_HAS_CXA_DEMANGLE cannot be directly set +#elif defined(OS_ANDROID) && (defined(__i386__) || defined(__x86_64__)) +#define ABSL_INTERNAL_HAS_CXA_DEMANGLE 0 +#elif defined(__GNUC__) && defined(__GNUC_MINOR__) && \ + (__GNUC__ >= 4 || (__GNUC__ >= 3 && __GNUC_MINOR__ >= 4)) && \ + !defined(__mips__) +#define ABSL_INTERNAL_HAS_CXA_DEMANGLE 1 +#elif defined(__clang__) && !defined(_MSC_VER) +#define ABSL_INTERNAL_HAS_CXA_DEMANGLE 1 +#endif // ABSL_INTERNAL_HAVE_SSE is used for compile-time detection of SSE support. // See https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html for an overview of @@ -928,8 +995,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || #if __EMSCRIPTEN_tiny__ >= 1000 #error __EMSCRIPTEN_tiny__ is too big to fit in ABSL_INTERNAL_EMSCRIPTEN_VERSION #endif -#define ABSL_INTERNAL_EMSCRIPTEN_VERSION \ - ((__EMSCRIPTEN_major__)*1000000 + (__EMSCRIPTEN_minor__)*1000 + \ +#define ABSL_INTERNAL_EMSCRIPTEN_VERSION \ + ((__EMSCRIPTEN_major__) * 1000000 + (__EMSCRIPTEN_minor__) * 1000 + \ (__EMSCRIPTEN_tiny__)) #endif #endif |