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99dee823 | 1 | // Copyright (C) 2018-2021 Free Software Foundation, Inc. |
a64ede72 JW |
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 run { target c++11 } } | |
19 | ||
20 | // PR libstdc++/86734 | |
21 | ||
22 | #include <iterator> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | void | |
26 | test01() | |
27 | { | |
28 | // LWG DR 2188 | |
29 | // Reverse iterator does not fully support targets that overload operator& | |
30 | struct X { | |
31 | int val; | |
32 | int* operator&() { return &val; } | |
33 | const int* operator&() const { return &val; } | |
34 | }; | |
35 | ||
36 | X x[2] = { {1}, {2} }; | |
37 | std::reverse_iterator<X*> rev(x+2); | |
38 | VERIFY( rev->val == 2 ); | |
39 | ++rev; | |
40 | VERIFY( rev->val == 1 ); | |
41 | } | |
42 | ||
43 | int | |
44 | main() | |
45 | { | |
46 | test01(); | |
47 | } |