cxx/test/containers/container.adaptors/priority.queue/priqueue.special/swap.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

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C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <queue>
// priority_queue();
// template <class T, class Container, class Compare>
// void swap(priority_queue<T, Container, Compare>& x,
// priority_queue<T, Container, Compare>& y);
#include <queue>
#include <cassert>
int main()
{
std::priority_queue<int> q1;
std::priority_queue<int> q2;
q1.push(1);
q1.push(3);
q1.push(2);
swap(q1, q2);
assert(q1.empty());
assert(q2.size() == 3);
assert(q2.top() == 3);
}