1// Copyright 2015 Google Inc. All rights reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14#ifndef BENCHMARK_MACROS_H_
15#define BENCHMARK_MACROS_H_
16
17#if __cplusplus >= 201103L
18#define BENCHMARK_HAS_CXX11
19#endif
20
21#ifndef BENCHMARK_HAS_CXX11
22#define BENCHMARK_DISALLOW_COPY_AND_ASSIGN(TypeName) \
23 TypeName(const TypeName&); \
24 TypeName& operator=(const TypeName&)
25#else
26#define BENCHMARK_DISALLOW_COPY_AND_ASSIGN(TypeName) \
27 TypeName(const TypeName&) = delete; \
28 TypeName& operator=(const TypeName&) = delete
29#endif
30
31#if defined(__GNUC__)
32#define BENCHMARK_UNUSED __attribute__((unused))
33#define BENCHMARK_ALWAYS_INLINE __attribute__((always_inline))
34#define BENCHMARK_NOEXCEPT noexcept
35#define BENCHMARK_NOEXCEPT_OP(x) noexcept(x)
36#elif defined(_MSC_VER) && !defined(__clang__)
37#define BENCHMARK_UNUSED
38#define BENCHMARK_ALWAYS_INLINE __forceinline
39#if _MSC_VER >= 1900
40#define BENCHMARK_NOEXCEPT noexcept
41#define BENCHMARK_NOEXCEPT_OP(x) noexcept(x)
42#else
43#define BENCHMARK_NOEXCEPT
44#define BENCHMARK_NOEXCEPT_OP(x)
45#endif
46#define __func__ __FUNCTION__
47#else
48#define BENCHMARK_UNUSED
49#define BENCHMARK_ALWAYS_INLINE
50#define BENCHMARK_NOEXCEPT
51#define BENCHMARK_NOEXCEPT_OP(x)
52#endif
53
54#if defined(__GNUC__)
55#define BENCHMARK_BUILTIN_EXPECT(x, y) __builtin_expect(x, y)
56#define BENCHMARK_DEPRECATED_MSG(msg) __attribute__((deprecated(msg)))
57#else
58#define BENCHMARK_BUILTIN_EXPECT(x, y) x
59#define BENCHMARK_DEPRECATED_MSG(msg)
60#endif
61
62#if defined(__GNUC__) && !defined(__clang__)
63#define BENCHMARK_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
64#endif
65
66#endif // BENCHMARK_MACROS_H_
67