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 // <span>
15 
16 // Test the feature test macros defined by <span>
17 
18 /*  Constant                           Value
19     __cpp_lib_span                     202002L [C++20]
20     __cpp_lib_span_initializer_list    202311L [C++26]
21 */
22 
23 #include <span>
24 #include "test_macros.h"
25 
26 #if TEST_STD_VER < 14
27 
28 # ifdef __cpp_lib_span
29 #   error "__cpp_lib_span should not be defined before c++20"
30 # endif
31 
32 # ifdef __cpp_lib_span_initializer_list
33 #   error "__cpp_lib_span_initializer_list should not be defined before c++26"
34 # endif
35 
36 #elif TEST_STD_VER == 14
37 
38 # ifdef __cpp_lib_span
39 #   error "__cpp_lib_span should not be defined before c++20"
40 # endif
41 
42 # ifdef __cpp_lib_span_initializer_list
43 #   error "__cpp_lib_span_initializer_list should not be defined before c++26"
44 # endif
45 
46 #elif TEST_STD_VER == 17
47 
48 # ifdef __cpp_lib_span
49 #   error "__cpp_lib_span should not be defined before c++20"
50 # endif
51 
52 # ifdef __cpp_lib_span_initializer_list
53 #   error "__cpp_lib_span_initializer_list should not be defined before c++26"
54 # endif
55 
56 #elif TEST_STD_VER == 20
57 
58 # ifndef __cpp_lib_span
59 #   error "__cpp_lib_span should be defined in c++20"
60 # endif
61 # if __cpp_lib_span != 202002L
62 #   error "__cpp_lib_span should have the value 202002L in c++20"
63 # endif
64 
65 # ifdef __cpp_lib_span_initializer_list
66 #   error "__cpp_lib_span_initializer_list should not be defined before c++26"
67 # endif
68 
69 #elif TEST_STD_VER == 23
70 
71 # ifndef __cpp_lib_span
72 #   error "__cpp_lib_span should be defined in c++23"
73 # endif
74 # if __cpp_lib_span != 202002L
75 #   error "__cpp_lib_span should have the value 202002L in c++23"
76 # endif
77 
78 # ifdef __cpp_lib_span_initializer_list
79 #   error "__cpp_lib_span_initializer_list should not be defined before c++26"
80 # endif
81 
82 #elif TEST_STD_VER > 23
83 
84 # ifndef __cpp_lib_span
85 #   error "__cpp_lib_span should be defined in c++26"
86 # endif
87 # if __cpp_lib_span != 202002L
88 #   error "__cpp_lib_span should have the value 202002L in c++26"
89 # endif
90 
91 # if !defined(_LIBCPP_VERSION)
92 #   ifndef __cpp_lib_span_initializer_list
93 #     error "__cpp_lib_span_initializer_list should be defined in c++26"
94 #   endif
95 #   if __cpp_lib_span_initializer_list != 202311L
96 #     error "__cpp_lib_span_initializer_list should have the value 202311L in c++26"
97 #   endif
98 # else // _LIBCPP_VERSION
99 #   ifdef __cpp_lib_span_initializer_list
100 #     error "__cpp_lib_span_initializer_list should not be defined because it is unimplemented in libc++!"
101 #   endif
102 # endif
103 
104 #endif // TEST_STD_VER > 23
105 
106