| // Copyright (C) 2019-2026 Free Software Foundation, Inc. | |
| // | |
| // This file is part of the GNU ISO C++ Library. This library is free | |
| // software; you can redistribute it and/or modify it under the | |
| // terms of the GNU General Public License as published by the | |
| // Free Software Foundation; either version 3, or (at your option) | |
| // any later version. | |
| // This library is distributed in the hope that it will be useful, | |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| // GNU General Public License for more details. | |
| // You should have received a copy of the GNU General Public License along | |
| // with this library; see the file COPYING3. If not see | |
| // <http://www.gnu.org/licenses/>. | |
| // { dg-do compile { target c++20 } } | |
| // { dg-add-options no_pch } | |
| #include <algorithm> | |
| #ifndef __cpp_lib_constexpr_algorithms | |
| # error "Feature-test macro for constexpr algorithms missing" | |
| #elif __cplusplus > 202302L | |
| # if __cpp_lib_constexpr_algorithms < 202306L | |
| # error "Feature-test macro for constexpr algorithms has wrong value" | |
| # endif | |
| #elif __cpp_lib_constexpr_algorithms < 201806L | |
| # error "Feature-test macro for constexpr algorithms has wrong value" | |
| #endif |