benchmark 1.7.1
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internal_macros.h
1#ifndef BENCHMARK_INTERNAL_MACROS_H_
2#define BENCHMARK_INTERNAL_MACROS_H_
3
4/* Needed to detect STL */
5#include <cstdlib>
6
7// clang-format off
8
9#ifndef __has_feature
10#define __has_feature(x) 0
11#endif
12
13#if defined(__clang__)
14 #if defined(__ibmxl__)
15 #if !defined(COMPILER_IBMXL)
16 #define COMPILER_IBMXL
17 #endif
18 #elif !defined(COMPILER_CLANG)
19 #define COMPILER_CLANG
20 #endif
21#elif defined(_MSC_VER)
22 #if !defined(COMPILER_MSVC)
23 #define COMPILER_MSVC
24 #endif
25#elif defined(__GNUC__)
26 #if !defined(COMPILER_GCC)
27 #define COMPILER_GCC
28 #endif
29#endif
30
31#if __has_feature(cxx_attributes)
32 #define BENCHMARK_NORETURN [[noreturn]]
33#elif defined(__GNUC__)
34 #define BENCHMARK_NORETURN __attribute__((noreturn))
35#elif defined(COMPILER_MSVC)
36 #define BENCHMARK_NORETURN __declspec(noreturn)
37#else
38 #define BENCHMARK_NORETURN
39#endif
40
41#if defined(__CYGWIN__)
42 #define BENCHMARK_OS_CYGWIN 1
43#elif defined(_WIN32)
44 #define BENCHMARK_OS_WINDOWS 1
45 #if defined(WINAPI_FAMILY_PARTITION)
46 #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
47 #define BENCHMARK_OS_WINDOWS_WIN32 1
48 #elif WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
49 #define BENCHMARK_OS_WINDOWS_RT 1
50 #endif
51 #endif
52 #if defined(__MINGW32__)
53 #define BENCHMARK_OS_MINGW 1
54 #endif
55#elif defined(__APPLE__)
56 #define BENCHMARK_OS_APPLE 1
57 #include "TargetConditionals.h"
58 #if defined(TARGET_OS_MAC)
59 #define BENCHMARK_OS_MACOSX 1
60 #if defined(TARGET_OS_IPHONE)
61 #define BENCHMARK_OS_IOS 1
62 #endif
63 #endif
64#elif defined(__FreeBSD__)
65 #define BENCHMARK_OS_FREEBSD 1
66#elif defined(__NetBSD__)
67 #define BENCHMARK_OS_NETBSD 1
68#elif defined(__OpenBSD__)
69 #define BENCHMARK_OS_OPENBSD 1
70#elif defined(__DragonFly__)
71 #define BENCHMARK_OS_DRAGONFLY 1
72#elif defined(__linux__)
73 #define BENCHMARK_OS_LINUX 1
74#elif defined(__native_client__)
75 #define BENCHMARK_OS_NACL 1
76#elif defined(__EMSCRIPTEN__)
77 #define BENCHMARK_OS_EMSCRIPTEN 1
78#elif defined(__rtems__)
79 #define BENCHMARK_OS_RTEMS 1
80#elif defined(__Fuchsia__)
81#define BENCHMARK_OS_FUCHSIA 1
82#elif defined (__SVR4) && defined (__sun)
83#define BENCHMARK_OS_SOLARIS 1
84#elif defined(__QNX__)
85#define BENCHMARK_OS_QNX 1
86#elif defined(__MVS__)
87#define BENCHMARK_OS_ZOS 1
88#elif defined(__hexagon__)
89#define BENCHMARK_OS_QURT 1
90#endif
91
92#if defined(__ANDROID__) && defined(__GLIBCXX__)
93#define BENCHMARK_STL_ANDROID_GNUSTL 1
94#endif
95
96#if !__has_feature(cxx_exceptions) && !defined(__cpp_exceptions) \
97 && !defined(__EXCEPTIONS)
98 #define BENCHMARK_HAS_NO_EXCEPTIONS
99#endif
100
101#if defined(COMPILER_CLANG) || defined(COMPILER_GCC)
102 #define BENCHMARK_MAYBE_UNUSED __attribute__((unused))
103#else
104 #define BENCHMARK_MAYBE_UNUSED
105#endif
106
107// clang-format on
108
109#endif // BENCHMARK_INTERNAL_MACROS_H_