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1 | // { dg-options "-std=gnu++2a" } |
2 | // { dg-do compile { target c++2a } } | |
3 | // | |
7adcbafe | 4 | // Copyright (C) 2019-2022 Free Software Foundation, Inc. |
1c09b664 ESR |
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 <array> | |
22 | ||
23 | constexpr bool | |
24 | test_array() | |
25 | { | |
26 | auto ok = true; | |
27 | ||
28 | std::array<float,3> fa{{1.1f, 2.2f, 3.3f}}; | |
29 | ||
30 | std::array<float,3> fb{{4.4f, 5.5f, 6.6f}}; | |
31 | ||
32 | fb.swap(fa); | |
33 | ||
34 | ok = ok && (fa[0] == 4.4f); | |
35 | ||
36 | std::swap(fa, fb); | |
37 | ||
38 | ok = ok && (fa[0] == 1.1f); | |
39 | ||
40 | return ok; | |
41 | } | |
42 | ||
43 | static_assert(test_array()); |