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83ffe9cd | 1 | // Copyright (C) 2020-2023 Free Software Foundation, Inc. |
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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-do compile { target c++11 } } | |
19 | ||
20 | #include <unordered_set> | |
21 | ||
22 | using type1 = std::unordered_set<int>; | |
23 | ||
24 | static_assert(std::is_nothrow_default_constructible<type1>::value, | |
25 | "noexcept default constructible"); | |
26 | ||
27 | struct not_noexcept_dflt_cons_hash | |
28 | { | |
29 | not_noexcept_dflt_cons_hash() /* noexcept */; | |
30 | ||
31 | std::size_t | |
32 | operator()(int) const noexcept; | |
33 | }; | |
34 | ||
35 | using type2 = std::unordered_set<int, not_noexcept_dflt_cons_hash>; | |
36 | ||
37 | static_assert( !std::is_nothrow_default_constructible<type2>::value, | |
38 | "not noexcept default constructible"); | |
39 | ||
40 | struct not_noexcept_dflt_cons_equal_to | |
41 | { | |
42 | not_noexcept_dflt_cons_equal_to() /* noexcept */; | |
43 | ||
44 | bool | |
45 | operator()(int, int) const noexcept; | |
46 | }; | |
47 | ||
48 | using type3 = std::unordered_set<int, std::hash<int>, | |
49 | not_noexcept_dflt_cons_equal_to>; | |
50 | ||
51 | static_assert( !std::is_nothrow_default_constructible<type3>::value, | |
52 | "not noexcept default constructible"); | |
53 | ||
54 | template<typename _Tp> | |
55 | struct not_noexcept_dflt_cons_alloc : std::allocator<_Tp> | |
56 | { | |
57 | not_noexcept_dflt_cons_alloc() /* noexcept */; | |
58 | ||
59 | template<typename _Tp1> | |
60 | struct rebind | |
61 | { typedef not_noexcept_dflt_cons_alloc<_Tp1> other; }; | |
62 | }; | |
63 | ||
64 | using type4 = std::unordered_set<int, std::hash<int>, std::equal_to<int>, | |
357beca8 | 65 | not_noexcept_dflt_cons_alloc<int>>; |
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66 | |
67 | static_assert(!std::is_nothrow_default_constructible<type4>::value, | |
68 | "not noexcept default constructible"); |