| // Copyright (C) 2018-2021 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/>. |
| |
| // { dg-do compile { target c++11 } } |
| |
| #include <list> |
| |
| template <typename T> |
| struct Alloc |
| { |
| using value_type = T; |
| |
| T* allocate(unsigned n); |
| void deallocate(T* p, unsigned n); |
| |
| Alloc(int) { } |
| |
| template<typename U> |
| Alloc(const Alloc<U>&) { } |
| }; |
| |
| template<typename T, typename U> |
| bool operator==(Alloc<T>, Alloc<U>) { return true; } |
| template<typename T, typename U> |
| bool operator!=(Alloc<T>, Alloc<U>) { return false; } |
| |
| constexpr bool b |
| = std::is_default_constructible<std::list<bool, Alloc<bool>>>::value; |
