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881191e8 | 1 | // { dg-do compile { target c++11 } } |
a1f009a6 | 2 | |
7adcbafe | 3 | // Copyright (C) 2017-2022 Free Software Foundation, Inc. |
a1f009a6 JW |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License | |
17 | // along with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | ||
21 | // This file tests explicit instantiation of library containers. | |
22 | ||
23 | #include <stack> | |
24 | ||
25 | using std::stack; | |
26 | ||
27 | template<typename A> | |
28 | constexpr bool default_constructible() | |
29 | { return std::is_default_constructible<A>::value; } | |
30 | ||
31 | static_assert(default_constructible<stack<int>>(), "stack<int>"); | |
32 | ||
33 | struct NonDefaultConstructible : std::deque<int> { | |
34 | NonDefaultConstructible(int) { } | |
35 | }; | |
36 | static_assert(!default_constructible<stack<int, NonDefaultConstructible>>(), | |
37 | "stack<int, NonDefaultConstructible>"); |