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8868286e | 1 | // { dg-options "-std=gnu++11" } |
92db39d4 | 2 | |
f1717362 | 3 | // Copyright (C) 2005-2016 Free Software Foundation, Inc. |
92db39d4 | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
92db39d4 | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
92db39d4 | 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 | // 20.6.6.2.5 shared_ptr observers [util.smartptr.shared.obs] | |
28 | ||
29 | // conversion to bool | |
3b7d65ec | 30 | void |
92db39d4 | 31 | test01() |
32 | { | |
33 | bool test __attribute__((unused)) = true; | |
34 | ||
35 | const std::shared_ptr<A> p1; | |
a96ae95b | 36 | VERIFY( static_cast<bool>(p1) == false ); |
92db39d4 | 37 | const std::shared_ptr<A> p2(p1); |
a96ae95b | 38 | VERIFY( static_cast<bool>(p2) == false ); |
92db39d4 | 39 | } |
40 | ||
3b7d65ec | 41 | void |
92db39d4 | 42 | test02() |
43 | { | |
44 | bool test __attribute__((unused)) = true; | |
45 | ||
46 | std::shared_ptr<A> p1(new A); | |
a96ae95b | 47 | VERIFY( static_cast<bool>(p1) ); |
92db39d4 | 48 | std::shared_ptr<A> p2(p1); |
a96ae95b | 49 | VERIFY( static_cast<bool>(p2) ); |
92db39d4 | 50 | p1.reset(); |
a96ae95b | 51 | VERIFY( !static_cast<bool>(p1) ); |
52 | VERIFY( static_cast<bool>(p2) ); | |
92db39d4 | 53 | } |
54 | ||
3b7d65ec | 55 | void |
92db39d4 | 56 | test03() |
57 | { | |
58 | bool test __attribute__((unused)) = true; | |
59 | ||
60 | std::shared_ptr<A> p1(new A); | |
61 | std::shared_ptr<A> p2(p1); | |
62 | p2.reset(new A); | |
a96ae95b | 63 | VERIFY( static_cast<bool>(p1) ); |
64 | VERIFY( static_cast<bool>(p2) ); | |
92db39d4 | 65 | } |
66 | ||
67 | ||
68 | int | |
69 | main() | |
70 | { | |
71 | test01(); | |
72 | test02(); | |
73 | test03(); | |
74 | return 0; | |
75 | } |