| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // WARNING: This test was generated by generate_feature_test_macro_components.py |
| // and should not be edited manually. |
| // |
| // clang-format off |
| |
| // <variant> |
| |
| // Test the feature test macros defined by <variant> |
| |
| /* Constant Value |
| __cpp_lib_freestanding_variant 202311L [C++26] |
| __cpp_lib_variant 202102L [C++17] |
| */ |
| |
| #include <variant> |
| #include "test_macros.h" |
| |
| #if TEST_STD_VER < 14 |
| |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined before c++26" |
| # endif |
| |
| # ifdef __cpp_lib_variant |
| # error "__cpp_lib_variant should not be defined before c++17" |
| # endif |
| |
| #elif TEST_STD_VER == 14 |
| |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined before c++26" |
| # endif |
| |
| # ifdef __cpp_lib_variant |
| # error "__cpp_lib_variant should not be defined before c++17" |
| # endif |
| |
| #elif TEST_STD_VER == 17 |
| |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined before c++26" |
| # endif |
| |
| # ifndef __cpp_lib_variant |
| # error "__cpp_lib_variant should be defined in c++17" |
| # endif |
| # if __cpp_lib_variant != 202102L |
| # error "__cpp_lib_variant should have the value 202102L in c++17" |
| # endif |
| |
| #elif TEST_STD_VER == 20 |
| |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined before c++26" |
| # endif |
| |
| # ifndef __cpp_lib_variant |
| # error "__cpp_lib_variant should be defined in c++20" |
| # endif |
| # if __cpp_lib_variant != 202102L |
| # error "__cpp_lib_variant should have the value 202102L in c++20" |
| # endif |
| |
| #elif TEST_STD_VER == 23 |
| |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined before c++26" |
| # endif |
| |
| # ifndef __cpp_lib_variant |
| # error "__cpp_lib_variant should be defined in c++23" |
| # endif |
| # if __cpp_lib_variant != 202102L |
| # error "__cpp_lib_variant should have the value 202102L in c++23" |
| # endif |
| |
| #elif TEST_STD_VER > 23 |
| |
| # if !defined(_LIBCPP_VERSION) |
| # ifndef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should be defined in c++26" |
| # endif |
| # if __cpp_lib_freestanding_variant != 202311L |
| # error "__cpp_lib_freestanding_variant should have the value 202311L in c++26" |
| # endif |
| # else // _LIBCPP_VERSION |
| # ifdef __cpp_lib_freestanding_variant |
| # error "__cpp_lib_freestanding_variant should not be defined because it is unimplemented in libc++!" |
| # endif |
| # endif |
| |
| # ifndef __cpp_lib_variant |
| # error "__cpp_lib_variant should be defined in c++26" |
| # endif |
| # if __cpp_lib_variant != 202102L |
| # error "__cpp_lib_variant should have the value 202102L in c++26" |
| # endif |
| |
| #endif // TEST_STD_VER > 23 |
| |