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 // <execution>
15 
16 // Test the feature test macros defined by <execution>
17 
18 /*  Constant               Value
19     __cpp_lib_execution    201603L [C++17]
20                            201902L [C++20]
21 */
22 
23 #include <execution>
24 #include "test_macros.h"
25 
26 #if TEST_STD_VER < 14
27 
28 # ifdef __cpp_lib_execution
29 #   error "__cpp_lib_execution should not be defined before c++17"
30 # endif
31 
32 #elif TEST_STD_VER == 14
33 
34 # ifdef __cpp_lib_execution
35 #   error "__cpp_lib_execution should not be defined before c++17"
36 # endif
37 
38 #elif TEST_STD_VER == 17
39 
40 # if !defined(_LIBCPP_VERSION)
41 #   ifndef __cpp_lib_execution
42 #     error "__cpp_lib_execution should be defined in c++17"
43 #   endif
44 #   if __cpp_lib_execution != 201603L
45 #     error "__cpp_lib_execution should have the value 201603L in c++17"
46 #   endif
47 # else // _LIBCPP_VERSION
48 #   ifdef __cpp_lib_execution
49 #     error "__cpp_lib_execution should not be defined because it is unimplemented in libc++!"
50 #   endif
51 # endif
52 
53 #elif TEST_STD_VER == 20
54 
55 # if !defined(_LIBCPP_VERSION)
56 #   ifndef __cpp_lib_execution
57 #     error "__cpp_lib_execution should be defined in c++20"
58 #   endif
59 #   if __cpp_lib_execution != 201902L
60 #     error "__cpp_lib_execution should have the value 201902L in c++20"
61 #   endif
62 # else // _LIBCPP_VERSION
63 #   ifdef __cpp_lib_execution
64 #     error "__cpp_lib_execution should not be defined because it is unimplemented in libc++!"
65 #   endif
66 # endif
67 
68 #elif TEST_STD_VER > 20
69 
70 # if !defined(_LIBCPP_VERSION)
71 #   ifndef __cpp_lib_execution
72 #     error "__cpp_lib_execution should be defined in c++2b"
73 #   endif
74 #   if __cpp_lib_execution != 201902L
75 #     error "__cpp_lib_execution should have the value 201902L in c++2b"
76 #   endif
77 # else // _LIBCPP_VERSION
78 #   ifdef __cpp_lib_execution
79 #     error "__cpp_lib_execution should not be defined because it is unimplemented in libc++!"
80 #   endif
81 # endif
82 
83 #endif // TEST_STD_VER > 20
84 
85