1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// WARNING: This test was generated by generate_feature_test_macro_components.py
10// and should not be edited manually.
11//
12// clang-format off
13
14// UNSUPPORTED: no-threads
15
16// <stdatomic.h>
17
18// Test the feature test macros defined by <stdatomic.h>
19
20/* Constant Value
21 __cpp_lib_stdatomic_h 202011L [C++23]
22*/
23
24#include <stdatomic.h>
25#include "test_macros.h"
26
27#if TEST_STD_VER < 14
28
29# ifdef __cpp_lib_stdatomic_h
30# error "__cpp_lib_stdatomic_h should not be defined before c++23"
31# endif
32
33#elif TEST_STD_VER == 14
34
35# ifdef __cpp_lib_stdatomic_h
36# error "__cpp_lib_stdatomic_h should not be defined before c++23"
37# endif
38
39#elif TEST_STD_VER == 17
40
41# ifdef __cpp_lib_stdatomic_h
42# error "__cpp_lib_stdatomic_h should not be defined before c++23"
43# endif
44
45#elif TEST_STD_VER == 20
46
47# ifdef __cpp_lib_stdatomic_h
48# error "__cpp_lib_stdatomic_h should not be defined before c++23"
49# endif
50
51#elif TEST_STD_VER == 23
52
53# ifndef __cpp_lib_stdatomic_h
54# error "__cpp_lib_stdatomic_h should be defined in c++23"
55# endif
56# if __cpp_lib_stdatomic_h != 202011L
57# error "__cpp_lib_stdatomic_h should have the value 202011L in c++23"
58# endif
59
60#elif TEST_STD_VER > 23
61
62# ifndef __cpp_lib_stdatomic_h
63# error "__cpp_lib_stdatomic_h should be defined in c++26"
64# endif
65# if __cpp_lib_stdatomic_h != 202011L
66# error "__cpp_lib_stdatomic_h should have the value 202011L in c++26"
67# endif
68
69#endif // TEST_STD_VER > 23
70
71

source code of libcxx/test/std/language.support/support.limits/support.limits.general/stdatomic.h.version.compile.pass.cpp