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 */
21 
22 #include <span>
23 #include "test_macros.h"
24 
25 #if TEST_STD_VER < 14
26 
27 # ifdef __cpp_lib_span
28 #   error "__cpp_lib_span should not be defined before c++20"
29 # endif
30 
31 #elif TEST_STD_VER == 14
32 
33 # ifdef __cpp_lib_span
34 #   error "__cpp_lib_span should not be defined before c++20"
35 # endif
36 
37 #elif TEST_STD_VER == 17
38 
39 # ifdef __cpp_lib_span
40 #   error "__cpp_lib_span should not be defined before c++20"
41 # endif
42 
43 #elif TEST_STD_VER == 20
44 
45 # ifndef __cpp_lib_span
46 #   error "__cpp_lib_span should be defined in c++20"
47 # endif
48 # if __cpp_lib_span != 202002L
49 #   error "__cpp_lib_span should have the value 202002L in c++20"
50 # endif
51 
52 #elif TEST_STD_VER > 20
53 
54 # ifndef __cpp_lib_span
55 #   error "__cpp_lib_span should be defined in c++2b"
56 # endif
57 # if __cpp_lib_span != 202002L
58 #   error "__cpp_lib_span should have the value 202002L in c++2b"
59 # endif
60 
61 #endif // TEST_STD_VER > 20
62 
63