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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 }
// { dg-options "-std=gnu++17 -pthread" }
// { dg-require-effective-target c++17 }
// { dg-require-effective-target pthread }
// { dg-require-gthreads "" }
#include <memory_resource>
#include <testsuite_hooks.h>
#include <testsuite_allocator.h>
void
test01()
{
__gnu_test::memory_resource test_mr1, test_mr2;
__gnu_test::default_resource_mgr mgr(&test_mr1);
const std::pmr::pool_options opts{1, 2};
using std::pmr::synchronized_pool_resource;
synchronized_pool_resource p1 = {opts, &test_mr2};
VERIFY( p1.upstream_resource() == &test_mr2 );
synchronized_pool_resource p2;
VERIFY( p2.upstream_resource() == std::pmr::get_default_resource() );
synchronized_pool_resource p3{&test_mr2};
VERIFY( p3.upstream_resource() == &test_mr2 );
synchronized_pool_resource p4{opts};
VERIFY( p4.upstream_resource() == std::pmr::get_default_resource() );
static_assert(!std::is_copy_constructible_v<synchronized_pool_resource>);
static_assert(!std::is_copy_assignable_v<synchronized_pool_resource>);
static_assert(std::is_destructible_v<synchronized_pool_resource>);
}
void
test02()
{
__gnu_test::memory_resource test_mr1, test_mr2;
__gnu_test::default_resource_mgr mgr(&test_mr1);
const std::pmr::pool_options opts{1, 2};
struct derived : std::pmr::synchronized_pool_resource
{
using synchronized_pool_resource::synchronized_pool_resource;
};
derived p1 = {opts, &test_mr2};
VERIFY( p1.upstream_resource() == &test_mr2 );
derived p2;
VERIFY( p2.upstream_resource() == std::pmr::get_default_resource() );
derived p3{&test_mr2};
VERIFY( p3.upstream_resource() == &test_mr2 );
derived p4{opts};
VERIFY( p4.upstream_resource() == std::pmr::get_default_resource() );
static_assert(!std::is_copy_constructible_v<derived>);
static_assert(!std::is_copy_assignable_v<derived>);
static_assert(std::is_destructible_v<derived>);
}
int
main()
{
test01();
test02();
}
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