| // { dg-do compile { target c++11 } } |
| |
| // Copyright (C) 2010-2021 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/>. |
| |
| #include <string> |
| #include <testsuite_common_types.h> |
| |
| namespace __gnu_test |
| { |
| struct constexpr_member_functions |
| { |
| template<typename _Ttesttype> |
| void |
| operator()() |
| { |
| struct _Concept |
| { |
| void __constraint() |
| { |
| typedef typename _Ttesttype::char_type char_type; |
| typedef typename _Ttesttype::int_type int_type; |
| const char_type c1(0); |
| const char_type c2 = c1; |
| const int_type i(0); |
| constexpr auto v1 __attribute__((unused)) |
| = _Ttesttype::eq(c1, c2); |
| constexpr auto v2 __attribute__((unused)) |
| = _Ttesttype::lt(c1, c2); |
| constexpr auto v3 __attribute__((unused)) |
| = _Ttesttype::to_char_type(i); |
| constexpr auto v4 __attribute__((unused)) |
| = _Ttesttype::to_int_type(c1); |
| constexpr auto v5 __attribute__((unused)) |
| = _Ttesttype::eq_int_type(i, i); |
| constexpr auto v6 __attribute__((unused)) |
| = _Ttesttype::eof(); |
| constexpr auto v7 __attribute__((unused)) |
| = _Ttesttype::not_eof(i); |
| } |
| }; |
| |
| _Concept c; |
| c.__constraint(); |
| } |
| }; |
| } |
| |
| int main() |
| { |
| __gnu_test::constexpr_member_functions test; |
| test.operator()<std::char_traits<char>>(); |
| test.operator()<std::char_traits<wchar_t>>(); |
| #ifdef _GLIBCXX_USE_CHAR8_T |
| test.operator()<std::char_traits<char8_t>>(); |
| #endif |
| test.operator()<std::char_traits<char16_t>>(); |
| test.operator()<std::char_traits<char32_t>>(); |
| return 0; |
| } |