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// { dg-options "-std=gnu++17" }
// { dg-do compile }
// Copyright (C) 2016-2018 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 <memory>
// Not swappable, and unique_ptr not swappable via the generic std::swap.
struct C {
void operator()(void*) const { }
};
void swap(C&, C&) = delete;
static_assert( !std::is_swappable_v<std::unique_ptr<int, C>> );
// Not swappable, and unique_ptr not swappable via the generic std::swap.
struct D {
D(D&&) = delete;
void operator()(void*) const { }
};
static_assert( !std::is_swappable_v<std::unique_ptr<int, D>> );
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