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52066eae | 1 | // { dg-do compile { target c++11 } } |
d1503908 | 2 | |
99dee823 | 3 | // Copyright (C) 2012-2021 Free Software Foundation, Inc. |
d1503908 PC |
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 along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | #include <unordered_set> | |
21 | ||
22 | // libstdc++/52309 | |
23 | struct value {}; | |
24 | struct hash { std::size_t operator()(const value&) const; }; | |
25 | bool operator==(value const&, value const&); | |
26 | std::unordered_set<value, hash> set; | |
27 | bool z = (set == set); |