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// <stack>
11
12// template <class T, class Container>
13//   bool operator==(const stack<T, Container>& x,const stack<T, Container>& y);
14//
15// template <class T, class Container>
16//   bool operator!=(const stack<T, Container>& x,const stack<T, Container>& y);
17
18#include <stack>
19#include <cassert>
20
21template <class C>
22C
23make(int n)
24{
25    C c;
26    for (int i = 0; i < n; ++i)
27        c.push(i);
28    return c;
29}
30
31int main()
32{
33    std::stack<int> q1 = make<std::stack<int> >(5);
34    std::stack<int> q2 = make<std::stack<int> >(10);
35    std::stack<int> q1_save = q1;
36    std::stack<int> q2_save = q2;
37    assert(q1 == q1_save);
38    assert(q1 != q2);
39    assert(q2 == q2_save);
40}
41