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 { };
24struct B : A { };
25
26
27// 2.2.3.1 shared_ptr constructors [tr.util.smartptr.shared.const]
28
29// Construction from pointer
30
31int
32test01()
33{
34  bool test __attribute__((unused)) = true;
35
36  A * const a = 0;
37  std::tr1::shared_ptr<A> p(a);
38  VERIFY( p.get() == 0 );
39  VERIFY( p.use_count() == 1 );
40
41  return 0;
42}
43
44int
45test02()
46{
47  bool test __attribute__((unused)) = true;
48
49  A * const a = new A;
50  std::tr1::shared_ptr<A> p(a);
51  VERIFY( p.get() == a );
52  VERIFY( p.use_count() == 1 );
53
54  return 0;
55}
56
57
58int
59test03()
60{
61  bool test __attribute__((unused)) = true;
62
63  B * const b = new B;
64  std::tr1::shared_ptr<A> p(b);
65  VERIFY( p.get() == b );
66  VERIFY( p.use_count() == 1 );
67
68  return 0;
69}
70
71int
72main()
73{
74  test01();
75  test02();
76  test02();
77  return 0;
78}
79