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//===----------------------------------------------------------------------===//
//
// 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>
// bool empty() const;
#include <queue>
#include <cassert>
int main()
{
std::queue<int> q;
assert(q.empty());
q.push(1);
assert(!q.empty());
q.pop();
assert(q.empty());
}
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