]>
Commit | Line | Data |
---|---|---|
7adcbafe | 1 | // Copyright (C) 2016-2022 Free Software Foundation, Inc. |
f3070dab JW |
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 3, 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 COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-do run { target c++14 } } | |
19 | ||
20 | #include <experimental/memory> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | struct A : std::enable_shared_from_this<A> { }; | |
24 | struct B : std::experimental::enable_shared_from_this<B> { }; | |
25 | struct C : A, B { }; | |
26 | ||
27 | void | |
28 | test01() | |
29 | { | |
30 | // This should not fail to compile due to ambiguous base classes: | |
31 | std::experimental::shared_ptr<C> p(new C); | |
32 | ||
33 | // And both base classes should have been enabled: | |
34 | std::shared_ptr<A> pa = p->A::shared_from_this(); | |
35 | VERIFY( pa != nullptr ); | |
36 | // Can't compare pa and p because they're different types | |
37 | ||
38 | std::experimental::shared_ptr<B> pb = p->B::shared_from_this(); | |
39 | VERIFY( pb != nullptr ); | |
40 | VERIFY( pb == p ); | |
41 | } | |
42 | ||
43 | int | |
44 | main() | |
45 | { | |
46 | test01(); | |
47 | } |