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// <memory>
11
12// template <class X> class auto_ptr;
13
14// auto_ptr& operator=(auto_ptr& a) throw();
15
16#include <memory>
17#include <cassert>
18
19#include "../A.h"
20
21void
22test()
23{
24    {
25    A* p1 = new A(1);
26    const std::auto_ptr<A> ap1(p1);
27    A* p2 = new A(2);
28    std::auto_ptr<A> ap2(p2);
29    assert(A::count == 2);
30    assert(ap1.get() == p1);
31    assert(ap2.get() == p2);
32    std::auto_ptr<A>& apr = ap2 = ap1;
33    assert(&apr == &ap2);
34    assert(A::count == 1);
35    assert(ap1.get() == 0);
36    assert(ap2.get() == p1);
37    }
38    assert(A::count == 0);
39}
40
41int main()
42{
43    test();
44}
45