benchmark  1.7.0
internal_macros.h
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(WINAPI_FAMILY_PARTITION)
48  #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
49  #define BENCHMARK_OS_WINDOWS_WIN32 1
50  #elif WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
51  #define BENCHMARK_OS_WINDOWS_RT 1
52  #endif
53  #endif
54  #if defined(__MINGW32__)
55  #define BENCHMARK_OS_MINGW 1
56  #endif
57 #elif defined(__APPLE__)
58  #define BENCHMARK_OS_APPLE 1
59  #include "TargetConditionals.h"
60  #if defined(TARGET_OS_MAC)
61  #define BENCHMARK_OS_MACOSX 1
62  #if defined(TARGET_OS_IPHONE)
63  #define BENCHMARK_OS_IOS 1
64  #endif
65  #endif
66 #elif defined(__FreeBSD__)
67  #define BENCHMARK_OS_FREEBSD 1
68 #elif defined(__NetBSD__)
69  #define BENCHMARK_OS_NETBSD 1
70 #elif defined(__OpenBSD__)
71  #define BENCHMARK_OS_OPENBSD 1
72 #elif defined(__DragonFly__)
73  #define BENCHMARK_OS_DRAGONFLY 1
74 #elif defined(__linux__)
75  #define BENCHMARK_OS_LINUX 1
76 #elif defined(__native_client__)
77  #define BENCHMARK_OS_NACL 1
78 #elif defined(__EMSCRIPTEN__)
79  #define BENCHMARK_OS_EMSCRIPTEN 1
80 #elif defined(__rtems__)
81  #define BENCHMARK_OS_RTEMS 1
82 #elif defined(__Fuchsia__)
83 #define BENCHMARK_OS_FUCHSIA 1
84 #elif defined (__SVR4) && defined (__sun)
85 #define BENCHMARK_OS_SOLARIS 1
86 #elif defined(__QNX__)
87 #define BENCHMARK_OS_QNX 1
88 #elif defined(__MVS__)
89 #define BENCHMARK_OS_ZOS 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_