|  | #ifndef BENCHMARK_INTERNAL_MACROS_H_ | 
|  | #define BENCHMARK_INTERNAL_MACROS_H_ | 
|  |  | 
|  | #include "benchmark/benchmark.h" | 
|  |  | 
|  | /* Needed to detect STL */ | 
|  | #include <cstdlib> | 
|  |  | 
|  | // clang-format off | 
|  |  | 
|  | #ifndef __has_feature | 
|  | #define __has_feature(x) 0 | 
|  | #endif | 
|  |  | 
|  | #if defined(__clang__) | 
|  | #if !defined(COMPILER_CLANG) | 
|  | #define COMPILER_CLANG | 
|  | #endif | 
|  | #elif defined(_MSC_VER) | 
|  | #if !defined(COMPILER_MSVC) | 
|  | #define COMPILER_MSVC | 
|  | #endif | 
|  | #elif defined(__GNUC__) | 
|  | #if !defined(COMPILER_GCC) | 
|  | #define COMPILER_GCC | 
|  | #endif | 
|  | #endif | 
|  |  | 
|  | #if __has_feature(cxx_attributes) | 
|  | #define BENCHMARK_NORETURN [[noreturn]] | 
|  | #elif defined(__GNUC__) | 
|  | #define BENCHMARK_NORETURN __attribute__((noreturn)) | 
|  | #elif defined(COMPILER_MSVC) | 
|  | #define BENCHMARK_NORETURN __declspec(noreturn) | 
|  | #else | 
|  | #define BENCHMARK_NORETURN | 
|  | #endif | 
|  |  | 
|  | #if defined(__CYGWIN__) | 
|  | #define BENCHMARK_OS_CYGWIN 1 | 
|  | #elif defined(_WIN32) | 
|  | #define BENCHMARK_OS_WINDOWS 1 | 
|  | #if defined(__MINGW32__) | 
|  | #define BENCHMARK_OS_MINGW 1 | 
|  | #endif | 
|  | #elif defined(__APPLE__) | 
|  | #define BENCHMARK_OS_APPLE 1 | 
|  | #include "TargetConditionals.h" | 
|  | #if defined(TARGET_OS_MAC) | 
|  | #define BENCHMARK_OS_MACOSX 1 | 
|  | #if defined(TARGET_OS_IPHONE) | 
|  | #define BENCHMARK_OS_IOS 1 | 
|  | #endif | 
|  | #endif | 
|  | #elif defined(__FreeBSD__) | 
|  | #define BENCHMARK_OS_FREEBSD 1 | 
|  | #elif defined(__NetBSD__) | 
|  | #define BENCHMARK_OS_NETBSD 1 | 
|  | #elif defined(__OpenBSD__) | 
|  | #define BENCHMARK_OS_OPENBSD 1 | 
|  | #elif defined(__linux__) | 
|  | #define BENCHMARK_OS_LINUX 1 | 
|  | #elif defined(__native_client__) | 
|  | #define BENCHMARK_OS_NACL 1 | 
|  | #elif defined(__EMSCRIPTEN__) | 
|  | #define BENCHMARK_OS_EMSCRIPTEN 1 | 
|  | #elif defined(__rtems__) | 
|  | #define BENCHMARK_OS_RTEMS 1 | 
|  | #elif defined(__Fuchsia__) | 
|  | #define BENCHMARK_OS_FUCHSIA 1 | 
|  | #elif defined (__SVR4) && defined (__sun) | 
|  | #define BENCHMARK_OS_SOLARIS 1 | 
|  | #elif defined(__QNX__) | 
|  | #define BENCHMARK_OS_QNX 1 | 
|  | #endif | 
|  |  | 
|  | #if defined(__ANDROID__) && defined(__GLIBCXX__) | 
|  | #define BENCHMARK_STL_ANDROID_GNUSTL 1 | 
|  | #endif | 
|  |  | 
|  | #if !__has_feature(cxx_exceptions) && !defined(__cpp_exceptions) \ | 
|  | && !defined(__EXCEPTIONS) | 
|  | #define BENCHMARK_HAS_NO_EXCEPTIONS | 
|  | #endif | 
|  |  | 
|  | #if defined(COMPILER_CLANG) || defined(COMPILER_GCC) | 
|  | #define BENCHMARK_MAYBE_UNUSED __attribute__((unused)) | 
|  | #else | 
|  | #define BENCHMARK_MAYBE_UNUSED | 
|  | #endif | 
|  |  | 
|  | // clang-format on | 
|  |  | 
|  | #endif  // BENCHMARK_INTERNAL_MACROS_H_ |