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// Copyright (C) 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/>.
// { dg-do run { target c++14 } }
#include <experimental/memory_resource>
namespace pmr = std::experimental::pmr;
struct X
{
pmr::memory_resource* res = nullptr;
void* ptr = nullptr;
static constexpr std::size_t n = 64;
constexpr X() { }
explicit
X(pmr::memory_resource* r) : res(r), ptr(r->allocate(n)) { }
~X() { if (ptr) res->deallocate(ptr, n); }
};
void
swap(X& lhs, X& rhs) {
std::swap(lhs.res, rhs.res);
std::swap(lhs.ptr, rhs.ptr);
}
void
test01()
{
static X x1;
X x2(pmr::new_delete_resource());
swap(x1, x2);
// Now x1 will deallocate the memory during destruction of static objects.
}
int main()
{
test01();
}
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