cxx/test/containers/container.adaptors/queue/queue.defn/assign_move.pass.cpp
Howard Hinnant 3991b553df sync with N3126
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@113101 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-05 01:14:30 +00:00

43 lines
936 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <queue>
// queue& operator=(queue&& q);
#include <queue>
#include <cassert>
#include "../../../../MoveOnly.h"
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class C>
C
make(int n)
{
C c;
for (int i = 0; i < n; ++i)
c.push_back(MoveOnly(i));
return c;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
std::queue<MoveOnly> q(make<std::deque<MoveOnly> >(5));
std::queue<MoveOnly> q2;
q2 = std::move(q);
assert(q2.size() == 5);
assert(q.empty());
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}