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1 | // { dg-options "-std=gnu++17" } |
2 | // { dg-do compile } | |
3 | ||
a5544970 | 4 | // Copyright (C) 2016-2019 Free Software Foundation, Inc. |
a2863bde VV |
5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 3, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING3. If not see | |
19 | // <http://www.gnu.org/licenses/>. | |
20 | ||
21 | #include <memory> | |
22 | ||
23 | // Not swappable, and unique_ptr not swappable via the generic std::swap. | |
86fc6ec9 JW |
24 | struct C { |
25 | void operator()(void*) const { } | |
26 | }; | |
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27 | void swap(C&, C&) = delete; |
28 | ||
29 | static_assert( !std::is_swappable_v<std::unique_ptr<int, C>> ); | |
30 | ||
31 | // Not swappable, and unique_ptr not swappable via the generic std::swap. | |
86fc6ec9 JW |
32 | struct D { |
33 | D(D&&) = delete; | |
34 | void operator()(void*) const { } | |
35 | }; | |
a2863bde VV |
36 | |
37 | static_assert( !std::is_swappable_v<std::unique_ptr<int, D>> ); | |
38 |