| // Copyright (C) 2017-2021 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 <memory> |
| |
| template<typename T, typename D, typename P, typename E> |
| constexpr bool check() |
| { return std::is_constructible<std::unique_ptr<T, D>, P, E>::value; } |
| |
| struct Del { void operator()(void*) const { } }; |
| |
| static_assert( ! check<int, Del&, int*, Del>(), "" ); |
| static_assert( check<int, Del&, int*, Del&>(), "" ); |
| static_assert( check<int, const Del&, int*, Del&>(), "" ); |
| static_assert( ! check<int, Del&, int*, const Del&>(), "" ); |
| static_assert( check<int, Del, int*, const Del&>(), "" ); |
| static_assert( check<int, Del, int*, Del>(), "" ); |
| |
| static_assert( ! check<int[], Del&, int*, Del>(), "" ); |
| static_assert( check<int[], Del&, int*, Del&>(), "" ); |
| static_assert( check<int[], const Del&, int*, Del&>(), "" ); |
| static_assert( ! check<int[], Del&, int*, const Del&>(), "" ); |
| static_assert( check<int[], Del, int*, const Del&>(), "" ); |
| static_assert( check<int[], Del, int*, Del>(), "" ); |
| |
| struct DelNoCopy { |
| DelNoCopy() = default; |
| DelNoCopy(const DelNoCopy&) = delete; |
| DelNoCopy(DelNoCopy&&) = default; |
| void operator()(void*) const { } |
| }; |
| |
| static_assert( ! check<int, DelNoCopy&, int*, DelNoCopy>(), "" ); |
| static_assert( check<int, DelNoCopy&, int*, DelNoCopy&>(), "" ); |
| static_assert( check<int, const DelNoCopy&, int*, DelNoCopy&>(), "" ); |
| static_assert( ! check<int, DelNoCopy&, int*, const DelNoCopy&>(), "" ); |
| static_assert( ! check<int, DelNoCopy, int*, const DelNoCopy&>(), "" ); |
| static_assert( check<int, DelNoCopy, int*, DelNoCopy>(), "" ); |
| |
| static_assert( ! check<int[], DelNoCopy&, int*, DelNoCopy>(), "" ); |
| static_assert( check<int[], DelNoCopy&, int*, DelNoCopy&>(), "" ); |
| static_assert( check<int[], const DelNoCopy&, int*, DelNoCopy&>(), "" ); |
| static_assert( ! check<int[], DelNoCopy&, int*, const DelNoCopy&>(), "" ); |
| static_assert( ! check<int[], DelNoCopy, int*, const DelNoCopy&>(), "" ); |
| static_assert( check<int[], DelNoCopy, int*, DelNoCopy>(), "" ); |
| |
| struct Base { virtual ~Base() { } }; |
| struct Derived : Base { }; |
| |
| static_assert( ! check<Base[], Del&, Base*, Del>(), "" ); |
| static_assert( check<Base[], Del&, Base*, Del&>(), "" ); |
| static_assert( check<Base[], const Del&, Base*, Del&>(), "" ); |
| static_assert( ! check<Base[], Del&, Base*, const Del&>(), "" ); |
| static_assert( check<Base[], Del, Base*, const Del&>(), "" ); |
| static_assert( check<Base[], Del, Base*, Del>(), "" ); |
| |
| static_assert( ! check<Base[], Del&, Derived*, Del>(), "" ); |
| static_assert( ! check<Base[], Del&, Derived*, Del&>(), "" ); |
| static_assert( ! check<Base[], const Del&, Derived*, Del&>(), "" ); |
| static_assert( ! check<Base[], Del&, Derived*, const Del&>(), "" ); |
| static_assert( ! check<Base[], Del, Derived*, const Del&>(), "" ); |
| static_assert( ! check<Base[], Del, Derived*, Del>(), "" ); |