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 // <optional>
15 
16 // Test the feature test macros defined by <optional>
17 
18 /*  Constant                            Value
19     __cpp_lib_constrained_equality      202403L [C++26]
20     __cpp_lib_freestanding_optional     202311L [C++26]
21     __cpp_lib_optional                  201606L [C++17]
22                                         202106L [C++20]
23                                         202110L [C++23]
24     __cpp_lib_optional_range_support    202406L [C++26]
25 */
26 
27 #include <optional>
28 #include "test_macros.h"
29 
30 #if TEST_STD_VER < 14
31 
32 # ifdef __cpp_lib_constrained_equality
33 #   error "__cpp_lib_constrained_equality should not be defined before c++26"
34 # endif
35 
36 # ifdef __cpp_lib_freestanding_optional
37 #   error "__cpp_lib_freestanding_optional should not be defined before c++26"
38 # endif
39 
40 # ifdef __cpp_lib_optional
41 #   error "__cpp_lib_optional should not be defined before c++17"
42 # endif
43 
44 # ifdef __cpp_lib_optional_range_support
45 #   error "__cpp_lib_optional_range_support should not be defined before c++26"
46 # endif
47 
48 #elif TEST_STD_VER == 14
49 
50 # ifdef __cpp_lib_constrained_equality
51 #   error "__cpp_lib_constrained_equality should not be defined before c++26"
52 # endif
53 
54 # ifdef __cpp_lib_freestanding_optional
55 #   error "__cpp_lib_freestanding_optional should not be defined before c++26"
56 # endif
57 
58 # ifdef __cpp_lib_optional
59 #   error "__cpp_lib_optional should not be defined before c++17"
60 # endif
61 
62 # ifdef __cpp_lib_optional_range_support
63 #   error "__cpp_lib_optional_range_support should not be defined before c++26"
64 # endif
65 
66 #elif TEST_STD_VER == 17
67 
68 # ifdef __cpp_lib_constrained_equality
69 #   error "__cpp_lib_constrained_equality should not be defined before c++26"
70 # endif
71 
72 # ifdef __cpp_lib_freestanding_optional
73 #   error "__cpp_lib_freestanding_optional should not be defined before c++26"
74 # endif
75 
76 # ifndef __cpp_lib_optional
77 #   error "__cpp_lib_optional should be defined in c++17"
78 # endif
79 # if __cpp_lib_optional != 201606L
80 #   error "__cpp_lib_optional should have the value 201606L in c++17"
81 # endif
82 
83 # ifdef __cpp_lib_optional_range_support
84 #   error "__cpp_lib_optional_range_support should not be defined before c++26"
85 # endif
86 
87 #elif TEST_STD_VER == 20
88 
89 # ifdef __cpp_lib_constrained_equality
90 #   error "__cpp_lib_constrained_equality should not be defined before c++26"
91 # endif
92 
93 # ifdef __cpp_lib_freestanding_optional
94 #   error "__cpp_lib_freestanding_optional should not be defined before c++26"
95 # endif
96 
97 # ifndef __cpp_lib_optional
98 #   error "__cpp_lib_optional should be defined in c++20"
99 # endif
100 # if __cpp_lib_optional != 202106L
101 #   error "__cpp_lib_optional should have the value 202106L in c++20"
102 # endif
103 
104 # ifdef __cpp_lib_optional_range_support
105 #   error "__cpp_lib_optional_range_support should not be defined before c++26"
106 # endif
107 
108 #elif TEST_STD_VER == 23
109 
110 # ifdef __cpp_lib_constrained_equality
111 #   error "__cpp_lib_constrained_equality should not be defined before c++26"
112 # endif
113 
114 # ifdef __cpp_lib_freestanding_optional
115 #   error "__cpp_lib_freestanding_optional should not be defined before c++26"
116 # endif
117 
118 # ifndef __cpp_lib_optional
119 #   error "__cpp_lib_optional should be defined in c++23"
120 # endif
121 # if __cpp_lib_optional != 202110L
122 #   error "__cpp_lib_optional should have the value 202110L in c++23"
123 # endif
124 
125 # ifdef __cpp_lib_optional_range_support
126 #   error "__cpp_lib_optional_range_support should not be defined before c++26"
127 # endif
128 
129 #elif TEST_STD_VER > 23
130 
131 # if !defined(_LIBCPP_VERSION)
132 #   ifndef __cpp_lib_constrained_equality
133 #     error "__cpp_lib_constrained_equality should be defined in c++26"
134 #   endif
135 #   if __cpp_lib_constrained_equality != 202403L
136 #     error "__cpp_lib_constrained_equality should have the value 202403L in c++26"
137 #   endif
138 # else // _LIBCPP_VERSION
139 #   ifdef __cpp_lib_constrained_equality
140 #     error "__cpp_lib_constrained_equality should not be defined because it is unimplemented in libc++!"
141 #   endif
142 # endif
143 
144 # if !defined(_LIBCPP_VERSION)
145 #   ifndef __cpp_lib_freestanding_optional
146 #     error "__cpp_lib_freestanding_optional should be defined in c++26"
147 #   endif
148 #   if __cpp_lib_freestanding_optional != 202311L
149 #     error "__cpp_lib_freestanding_optional should have the value 202311L in c++26"
150 #   endif
151 # else // _LIBCPP_VERSION
152 #   ifdef __cpp_lib_freestanding_optional
153 #     error "__cpp_lib_freestanding_optional should not be defined because it is unimplemented in libc++!"
154 #   endif
155 # endif
156 
157 # ifndef __cpp_lib_optional
158 #   error "__cpp_lib_optional should be defined in c++26"
159 # endif
160 # if __cpp_lib_optional != 202110L
161 #   error "__cpp_lib_optional should have the value 202110L in c++26"
162 # endif
163 
164 # if !defined(_LIBCPP_VERSION)
165 #   ifndef __cpp_lib_optional_range_support
166 #     error "__cpp_lib_optional_range_support should be defined in c++26"
167 #   endif
168 #   if __cpp_lib_optional_range_support != 202406L
169 #     error "__cpp_lib_optional_range_support should have the value 202406L in c++26"
170 #   endif
171 # else // _LIBCPP_VERSION
172 #   ifdef __cpp_lib_optional_range_support
173 #     error "__cpp_lib_optional_range_support should not be defined because it is unimplemented in libc++!"
174 #   endif
175 # endif
176 
177 #endif // TEST_STD_VER > 23
178 
179