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// Copyright (C) 2014 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-options "-std=gnu++11" }
#include <unordered_set>
#include <testsuite_hooks.h>
void test01()
{
bool test __attribute__((unused)) = true;
std::unordered_set<int> us1 { 0, 1 };
{
std::unordered_set<int> us2(std::move(us1));
us1.swap(us2);
VERIFY( us1.find(0) != us1.end() );
us1.insert(2);
VERIFY( us1.size() == 3 );
us2.swap(us1);
VERIFY( us2.size() == 3 );
VERIFY( us2.find(2) != us2.end() );
us1 = { 3, 4, 5 };
VERIFY( us1.size() == 3 );
VERIFY( us1.bucket_count() >= 3 );
std::unordered_set<int> us3(std::move(us1));
us3 = std::move(us2);
us1.swap(us2);
VERIFY( us1.empty() );
VERIFY( us2.empty() );
}
us1 = { 0, 1 };
VERIFY( us1.size() == 2 );
}
int main()
{
test01();
return 0;
}
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