1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <queue> 11 12// void push(const value_type& v); 13 14#include <queue> 15#include <cassert> 16 17int main() 18{ 19 std::queue<int> q; 20 q.push(1); 21 assert(q.size() == 1); 22 assert(q.front() == 1); 23 assert(q.back() == 1); 24 q.push(2); 25 assert(q.size() == 2); 26 assert(q.front() == 1); 27 assert(q.back() == 2); 28 q.push(3); 29 assert(q.size() == 3); 30 assert(q.front() == 1); 31 assert(q.back() == 3); 32} 33