1// Copyright (C) 2005, 2009 Free Software Foundation
2//
3// This file is part of the GNU ISO C++ Library.  This library is free
4// software; you can redistribute it and/or modify it under the
5// terms of the GNU General Public License as published by the
6// Free Software Foundation; either version 3, or (at your option)
7// any later version.
8
9// This library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License along
15// with this library; see the file COPYING3.  If not see
16// <http://www.gnu.org/licenses/>.
17
18// TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
19
20#include <tr1/memory>
21#include <testsuite_hooks.h>
22
23struct A { };
24
25// 2.2.3.1 shared_ptr constructors [tr.util.smartptr.shared.const]
26
27// Construction from weak_ptr
28int
29test01()
30{
31  bool test __attribute__((unused)) = true;
32
33  A * const a = new A;
34  std::tr1::shared_ptr<A> a1(a);
35  std::tr1::weak_ptr<A> wa(a1);
36  std::tr1::shared_ptr<A> a2(wa);
37  VERIFY( a2.get() == a );
38  VERIFY( a2.use_count() == wa.use_count() );
39
40  return 0;
41}
42
43
44int
45main()
46{
47  test01();
48  return 0;
49}
50