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1 | // { dg-options "-std=gnu++0x" } |
2 | ||
aa118a03 | 3 | // Copyright (C) 2005-2014 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) |
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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 | { | |
27 | virtual ~A() { } | |
28 | }; | |
29 | ||
30 | struct B : A | |
31 | { | |
32 | }; | |
33 | ||
34 | // 20.6.6.2.6 shared_ptr comparison [util.smartptr.shared.cmp] | |
35 | ||
36 | int | |
37 | test01() | |
38 | { | |
2ea25939 JW |
39 | bool test __attribute__((unused)) = true; |
40 | ||
41 | // test empty shared_ptrs compare equivalent | |
42 | std::shared_ptr<A> p1; | |
43 | std::shared_ptr<B> p2; | |
44 | VERIFY( p1 == p2 ); | |
45 | VERIFY( !(p1 != p2) ); | |
46 | VERIFY( !(p1 < p2) && !(p2 < p1) ); | |
47 | return 0; | |
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48 | } |
49 | ||
50 | ||
51 | // Construction from pointer | |
52 | int | |
53 | test02() | |
54 | { | |
2ea25939 JW |
55 | bool test __attribute__((unused)) = true; |
56 | ||
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57 | std::shared_ptr<A> A_default; |
58 | ||
59 | std::shared_ptr<A> A_from_A(new A); | |
60 | VERIFY( A_default != A_from_A ); | |
61 | VERIFY( !(A_default == A_from_A) ); | |
62 | VERIFY( (A_default < A_from_A) || (A_from_A < A_default) ); | |
63 | ||
64 | std::shared_ptr<B> B_from_B(new B); | |
65 | VERIFY( B_from_B != A_from_A ); | |
66 | VERIFY( !(B_from_B == A_from_A) ); | |
67 | VERIFY( (B_from_B < A_from_A) || (A_from_A < B_from_B) ); | |
68 | ||
69 | A_from_A.reset(); | |
70 | VERIFY( A_default == A_from_A ); | |
71 | VERIFY( !(A_default != A_from_A) ); | |
72 | VERIFY( !(A_default < A_from_A) && !(A_from_A < A_default) ); | |
73 | ||
74 | B_from_B.reset(); | |
75 | VERIFY( B_from_B == A_from_A ); | |
76 | VERIFY( !(B_from_B != A_from_A) ); | |
77 | VERIFY( !(B_from_B < A_from_A) && !(A_from_A < B_from_B) ); | |
78 | ||
79 | return 0; | |
80 | } | |
81 | ||
82 | int | |
83 | main() | |
84 | { | |
85 | test01(); | |
86 | test02(); | |
87 | return 0; | |
88 | } |