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1 | // { dg-options "-std=gnu++0x" } | |
2 | ||
3 | // Copyright (C) 2005-2014 Free Software Foundation, Inc. | |
4 | // | |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // 20.6.6.2 Template class shared_ptr [util.smartptr.shared] | |
21 | ||
22 | #include <memory> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | struct A | |
26 | { | |
27 | A() { ++ctor_count; } | |
28 | virtual ~A() { ++dtor_count; } | |
29 | static long ctor_count; | |
30 | static long dtor_count; | |
31 | }; | |
32 | long A::ctor_count = 0; | |
33 | long A::dtor_count = 0; | |
34 | ||
35 | struct reset_count_struct | |
36 | { | |
37 | ~reset_count_struct() | |
38 | { | |
39 | A::ctor_count = 0; | |
40 | A::dtor_count = 0; | |
41 | } | |
42 | }; | |
43 | ||
44 | ||
45 | // 20.6.6.2.3 shared_ptr assignment [util.smartptr.shared.assign] | |
46 | ||
47 | // Assignment from shared_ptr<Y> | |
48 | void | |
49 | test01() | |
50 | { | |
51 | reset_count_struct __attribute__((unused)) reset; | |
52 | bool test __attribute__((unused)) = true; | |
53 | ||
54 | std::shared_ptr<A> a; | |
55 | ||
56 | a = std::shared_ptr<A>(new A); | |
57 | VERIFY( a.get() != 0 ); | |
58 | VERIFY( A::ctor_count == 1 ); | |
59 | VERIFY( A::dtor_count == 0 ); | |
60 | ||
61 | a = std::shared_ptr<A>(); | |
62 | VERIFY( a.get() == 0 ); | |
63 | VERIFY( A::ctor_count == 1 ); | |
64 | VERIFY( A::dtor_count == 1 ); | |
65 | } | |
66 | ||
67 | int | |
68 | main() | |
69 | { | |
70 | test01(); | |
71 | return 0; | |
72 | } |