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99dee823 | 1 | // Copyright (C) 2017-2021 Free Software Foundation, Inc. |
1dd95239 VV |
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 | ||
af181c91 | 18 | // { dg-options "-std=gnu++17" } |
7b936140 | 19 | // { dg-do compile { target c++17 } } |
1dd95239 | 20 | |
af181c91 | 21 | #include <array> |
1dd95239 | 22 | |
af181c91 JW |
23 | template<typename T, typename U> struct require_same; |
24 | template<typename T> struct require_same<T, T> { using type = void; }; | |
25 | ||
26 | template<typename T, typename U> | |
27 | typename require_same<T, U>::type | |
28 | check_type(U&) { } | |
29 | ||
30 | void | |
31 | test01() | |
1dd95239 | 32 | { |
af181c91 JW |
33 | std::array a1{ 1, 2, 3 }; |
34 | check_type<std::array<int, 3>>(a1); | |
35 | int y = 2; | |
36 | const int z = 3; | |
37 | std::array a2{ 1, y, z }; | |
38 | check_type<std::array<int, 3>>(a2); | |
39 | std::array a3{ 'a', 'b', 'c', 'd', 'e' }; | |
40 | check_type<std::array<char, 5>>(a3); | |
41 | ||
42 | std::array copy = a1; | |
43 | check_type<decltype(a1)>(copy); | |
44 | std::array move = std::move(a1); | |
45 | check_type<decltype(a1)>(move); | |
1dd95239 | 46 | } |