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27 lines
585 B
C++
27 lines
585 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <queue>
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// reference front();
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#include <queue>
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#include <cassert>
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int main()
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{
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std::queue<int> q;
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assert(q.size() == 0);
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q.push(1);
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q.push(2);
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q.push(3);
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int& ir = q.front();
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assert(ir == 1);
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}
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