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52066eae | 1 | // { dg-do run { target c++11 } } |
aaf0ca6f | 2 | |
818ab71a | 3 | // Copyright (C) 2005-2016 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
aaf0ca6f JW |
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 | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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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 | struct B : A { }; | |
27 | ||
28 | ||
29 | // 20.6.6.2.1 shared_ptr constructors [util.smartptr.shared.const] | |
30 | ||
31 | // Construction from pointer | |
32 | ||
33 | int | |
34 | test01() | |
35 | { | |
36 | bool test __attribute__((unused)) = true; | |
37 | ||
38 | A * const a = 0; | |
39 | std::shared_ptr<A> p(a); | |
40 | VERIFY( p.get() == 0 ); | |
41 | VERIFY( p.use_count() == 1 ); | |
42 | ||
43 | return 0; | |
44 | } | |
45 | ||
46 | int | |
47 | test02() | |
48 | { | |
49 | bool test __attribute__((unused)) = true; | |
50 | ||
51 | A * const a = new A; | |
52 | std::shared_ptr<A> p(a); | |
53 | VERIFY( p.get() == a ); | |
54 | VERIFY( p.use_count() == 1 ); | |
55 | ||
56 | return 0; | |
57 | } | |
58 | ||
59 | ||
60 | int | |
61 | test03() | |
62 | { | |
63 | bool test __attribute__((unused)) = true; | |
64 | ||
65 | B * const b = new B; | |
66 | std::shared_ptr<A> p(b); | |
67 | VERIFY( p.get() == b ); | |
68 | VERIFY( p.use_count() == 1 ); | |
69 | ||
70 | return 0; | |
71 | } | |
72 | ||
73 | int | |
74 | main() | |
75 | { | |
76 | test01(); | |
77 | test02(); | |
c440459b | 78 | test03(); |
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79 | return 0; |
80 | } |