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99dee823 | 1 | // Copyright (C) 2019-2021 Free Software Foundation, Inc. |
133342f0 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-options "-O1" } | |
19 | // { dg-do run { target c++11 } } | |
20 | ||
21 | // PR middle-end/89303 | |
22 | ||
23 | #include <memory> | |
24 | ||
25 | class blob final: public std::enable_shared_from_this<blob> | |
26 | { | |
27 | int* data; | |
28 | ||
29 | public: | |
30 | blob() { data = new int; } | |
31 | ~blob() { delete data; } | |
32 | }; | |
33 | ||
34 | int | |
35 | main() | |
36 | { | |
37 | std::shared_ptr<blob> tg = std::make_shared<blob>(); | |
38 | return tg->shared_from_this().use_count() - 2; | |
39 | } |