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-localization
15 
16 // <syncstream>
17 
18 // Test the feature test macros defined by <syncstream>
19 
20 /*  Constant             Value
21     __cpp_lib_syncbuf    201803L [C++20]
22 */
23 
24 #include <syncstream>
25 #include "test_macros.h"
26 
27 #if TEST_STD_VER < 14
28 
29 # ifdef __cpp_lib_syncbuf
30 #   error "__cpp_lib_syncbuf should not be defined before c++20"
31 # endif
32 
33 #elif TEST_STD_VER == 14
34 
35 # ifdef __cpp_lib_syncbuf
36 #   error "__cpp_lib_syncbuf should not be defined before c++20"
37 # endif
38 
39 #elif TEST_STD_VER == 17
40 
41 # ifdef __cpp_lib_syncbuf
42 #   error "__cpp_lib_syncbuf should not be defined before c++20"
43 # endif
44 
45 #elif TEST_STD_VER == 20
46 
47 # if !defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM
48 #   ifndef __cpp_lib_syncbuf
49 #     error "__cpp_lib_syncbuf should be defined in c++20"
50 #   endif
51 #   if __cpp_lib_syncbuf != 201803L
52 #     error "__cpp_lib_syncbuf should have the value 201803L in c++20"
53 #   endif
54 # else
55 #   ifdef __cpp_lib_syncbuf
56 #     error "__cpp_lib_syncbuf should not be defined when the requirement '!defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM' is not met!"
57 #   endif
58 # endif
59 
60 #elif TEST_STD_VER == 23
61 
62 # if !defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM
63 #   ifndef __cpp_lib_syncbuf
64 #     error "__cpp_lib_syncbuf should be defined in c++23"
65 #   endif
66 #   if __cpp_lib_syncbuf != 201803L
67 #     error "__cpp_lib_syncbuf should have the value 201803L in c++23"
68 #   endif
69 # else
70 #   ifdef __cpp_lib_syncbuf
71 #     error "__cpp_lib_syncbuf should not be defined when the requirement '!defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM' is not met!"
72 #   endif
73 # endif
74 
75 #elif TEST_STD_VER > 23
76 
77 # if !defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM
78 #   ifndef __cpp_lib_syncbuf
79 #     error "__cpp_lib_syncbuf should be defined in c++26"
80 #   endif
81 #   if __cpp_lib_syncbuf != 201803L
82 #     error "__cpp_lib_syncbuf should have the value 201803L in c++26"
83 #   endif
84 # else
85 #   ifdef __cpp_lib_syncbuf
86 #     error "__cpp_lib_syncbuf should not be defined when the requirement '!defined(_LIBCPP_VERSION) || _LIBCPP_HAS_EXPERIMENTAL_SYNCSTREAM' is not met!"
87 #   endif
88 # endif
89 
90 #endif // TEST_STD_VER > 23
91 
92