1// Copyright (C) 2000, 2002, 2003, 2004 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 2, 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 COPYING.  If not, write to the Free
16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17// USA.
18
19// 20.4.5 Template class auto_ptr [lib.auto.ptr]
20
21#include <memory>
22#include <testsuite_hooks.h>
23
24struct A
25{
26  A() { ++ctor_count; }
27  virtual ~A() { ++dtor_count; }
28  static long ctor_count;
29  static long dtor_count;
30};
31long A::ctor_count = 0;
32long A::dtor_count = 0;
33
34struct B : A
35{
36  B() { ++ctor_count; }
37  virtual ~B() { ++dtor_count; }
38  static long ctor_count;
39  static long dtor_count;
40};
41long B::ctor_count = 0;
42long B::dtor_count = 0;
43
44
45struct reset_count_struct
46{
47  ~reset_count_struct()
48  {
49    A::ctor_count = 0;
50    A::dtor_count = 0;
51    B::ctor_count = 0;
52    B::dtor_count = 0;
53  }
54};
55
56// Construction from std::auto_ptr
57int
58test02()
59{
60  reset_count_struct __attribute__((unused)) reset;
61  bool test __attribute__((unused)) = true;
62
63  std::auto_ptr<A> A_from_A(new A);
64  std::auto_ptr<B> B_from_B(new B);
65
66  std::auto_ptr<A> A_from_ptr_A(A_from_A);
67  std::auto_ptr<A> A_from_ptr_B(B_from_B);
68  VERIFY( A_from_A.get() == 0 );
69  VERIFY( B_from_B.get() == 0 );
70  VERIFY( A_from_ptr_A.get() != 0 );
71  VERIFY( A_from_ptr_B.get() != 0 );
72  VERIFY( A::ctor_count == 2 );
73  VERIFY( A::dtor_count == 0 );
74  VERIFY( B::ctor_count == 1 );
75  VERIFY( B::dtor_count == 0 );
76
77  return 0;
78}
79
80int
81main()
82{
83  test02();
84  return 0;
85}
86