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// Copyright (C) 2018-2022 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++17 } }
// { dg-skip-if "" { *-*-* } { -fno-aligned-new } }
#include <memory_resource>
#include <testsuite_allocator.h>
struct X { int i = 0; };
using test_type = std::pmr::polymorphic_allocator<X>;
void
test01()
{
__gnu_test::memory_resource r;
test_type a(&r), b(&r);
VERIFY( a == a );
VERIFY( ! (a != a) );
VERIFY( a == b );
VERIFY( ! (a != b) );
VERIFY( a.resource() == &r );
VERIFY( a.resource() == b.resource() );
__gnu_test::memory_resource r2(r);
test_type c(&r2);
VERIFY( c.resource() == &r2 );
VERIFY( c.resource() != a.resource() );
VERIFY( c == a );
}
void
test02()
{
__gnu_test::memory_resource r1, r2;
test_type a(&r1), b(&r2);
VERIFY( a == a );
VERIFY( b == b );
VERIFY( ! (a == b) );
VERIFY( ! (b == a) );
VERIFY( a != b );
VERIFY( b != a );
VERIFY( a.resource() == &r1 );
VERIFY( a.resource() != b.resource() );
test_type c;
VERIFY( c == c );
VERIFY( ! (a == c) );
VERIFY( ! (c == a) );
VERIFY( ! (b == c) );
VERIFY( ! (c == b) );
VERIFY( a.resource() != c.resource() );
VERIFY( c.resource() == std::pmr::get_default_resource() );
std::pmr::set_default_resource(&r1);
VERIFY( c.resource() != &r1 );
test_type d;
VERIFY( d.resource() == &r1 );
VERIFY( d != c );
VERIFY( d == a );
std::pmr::set_default_resource(nullptr);
}
int
main()
{
test01();
test02();
}
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