1#ifndef BENCHMARK_INTERNAL_MACROS_H_
2#define BENCHMARK_INTERNAL_MACROS_H_
3
4#include "benchmark/benchmark.h"
5
6/* Needed to detect STL */
7#include <cstdlib>
8
9// clang-format off
10
11#ifndef __has_feature
12#define __has_feature(x) 0
13#endif
14
15#if defined(__clang__)
16 #if defined(__ibmxl__)
17 #if !defined(COMPILER_IBMXL)
18 #define COMPILER_IBMXL
19 #endif
20 #elif !defined(COMPILER_CLANG)
21 #define COMPILER_CLANG
22 #endif
23#elif defined(_MSC_VER)
24 #if !defined(COMPILER_MSVC)
25 #define COMPILER_MSVC
26 #endif
27#elif defined(__GNUC__)
28 #if !defined(COMPILER_GCC)
29 #define COMPILER_GCC
30 #endif
31#endif
32
33#if __has_feature(cxx_attributes)
34 #define BENCHMARK_NORETURN [[noreturn]]
35#elif defined(__GNUC__)
36 #define BENCHMARK_NORETURN __attribute__((noreturn))
37#elif defined(COMPILER_MSVC)
38 #define BENCHMARK_NORETURN __declspec(noreturn)
39#else
40 #define BENCHMARK_NORETURN
41#endif
42
43#if defined(__CYGWIN__)
44 #define BENCHMARK_OS_CYGWIN 1
45#elif defined(_WIN32)
46 #define BENCHMARK_OS_WINDOWS 1
47 #if defined(__MINGW32__)
48 #define BENCHMARK_OS_MINGW 1
49 #endif
50#elif defined(__APPLE__)
51 #define BENCHMARK_OS_APPLE 1
52 #include "TargetConditionals.h"
53 #if defined(TARGET_OS_MAC)
54 #define BENCHMARK_OS_MACOSX 1
55 #if defined(TARGET_OS_IPHONE)
56 #define BENCHMARK_OS_IOS 1
57 #endif
58 #endif
59#elif defined(__FreeBSD__)
60 #define BENCHMARK_OS_FREEBSD 1
61#elif defined(__NetBSD__)
62 #define BENCHMARK_OS_NETBSD 1
63#elif defined(__OpenBSD__)
64 #define BENCHMARK_OS_OPENBSD 1
65#elif defined(__DragonFly__)
66 #define BENCHMARK_OS_DRAGONFLY 1
67#elif defined(__linux__)
68 #define BENCHMARK_OS_LINUX 1
69#elif defined(__native_client__)
70 #define BENCHMARK_OS_NACL 1
71#elif defined(__EMSCRIPTEN__)
72 #define BENCHMARK_OS_EMSCRIPTEN 1
73#elif defined(__rtems__)
74 #define BENCHMARK_OS_RTEMS 1
75#elif defined(__Fuchsia__)
76#define BENCHMARK_OS_FUCHSIA 1
77#elif defined (__SVR4) && defined (__sun)
78#define BENCHMARK_OS_SOLARIS 1
79#elif defined(__QNX__)
80#define BENCHMARK_OS_QNX 1
81#elif defined(__MVS__)
82#define BENCHMARK_OS_ZOS 1
83#endif
84
85#if defined(__ANDROID__) && defined(__GLIBCXX__)
86#define BENCHMARK_STL_ANDROID_GNUSTL 1
87#endif
88
89#if !__has_feature(cxx_exceptions) && !defined(__cpp_exceptions) \
90 && !defined(__EXCEPTIONS)
91 #define BENCHMARK_HAS_NO_EXCEPTIONS
92#endif
93
94#if defined(COMPILER_CLANG) || defined(COMPILER_GCC)
95 #define BENCHMARK_MAYBE_UNUSED __attribute__((unused))
96#else
97 #define BENCHMARK_MAYBE_UNUSED
98#endif
99
100// clang-format on
101
102#endif // BENCHMARK_INTERNAL_MACROS_H_
103