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 // <mdspan>
15 
16 // Test the feature test macros defined by <mdspan>
17 
18 /*  Constant            Value
19     __cpp_lib_mdspan    202207L [C++23]
20 */
21 
22 #include <mdspan>
23 #include "test_macros.h"
24 
25 #if TEST_STD_VER < 14
26 
27 # ifdef __cpp_lib_mdspan
28 #   error "__cpp_lib_mdspan should not be defined before c++23"
29 # endif
30 
31 #elif TEST_STD_VER == 14
32 
33 # ifdef __cpp_lib_mdspan
34 #   error "__cpp_lib_mdspan should not be defined before c++23"
35 # endif
36 
37 #elif TEST_STD_VER == 17
38 
39 # ifdef __cpp_lib_mdspan
40 #   error "__cpp_lib_mdspan should not be defined before c++23"
41 # endif
42 
43 #elif TEST_STD_VER == 20
44 
45 # ifdef __cpp_lib_mdspan
46 #   error "__cpp_lib_mdspan should not be defined before c++23"
47 # endif
48 
49 #elif TEST_STD_VER > 20
50 
51 # if !defined(_LIBCPP_VERSION)
52 #   ifndef __cpp_lib_mdspan
53 #     error "__cpp_lib_mdspan should be defined in c++23"
54 #   endif
55 #   if __cpp_lib_mdspan != 202207L
56 #     error "__cpp_lib_mdspan should have the value 202207L in c++23"
57 #   endif
58 # else // _LIBCPP_VERSION
59 #   ifdef __cpp_lib_mdspan
60 #     error "__cpp_lib_mdspan should not be defined because it is unimplemented in libc++!"
61 #   endif
62 # endif
63 
64 #endif // TEST_STD_VER > 20
65 
66