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83ffe9cd | 1 | // Copyright (C) 2020-2023 Free Software Foundation, Inc. |
e18cd376 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-options "-std=gnu++2a" } | |
19 | // { dg-do run { target c++2a } } | |
20 | ||
21 | #include <charconv> | |
22 | #include <testsuite_hooks.h> | |
23 | ||
24 | void | |
25 | test01() | |
26 | { | |
27 | char str[2]{}; | |
28 | std::to_chars_result r1{}, r2{}; | |
29 | VERIFY( r1 == r1 ); | |
30 | VERIFY( !(r1 != r1) ); | |
31 | VERIFY( r2 == r1 ); | |
32 | VERIFY( !(r2 != r1) ); | |
33 | r1.ptr = str; | |
34 | VERIFY( r1 == r1 ); | |
35 | VERIFY( r1 != r2 ); | |
36 | r2.ptr = str + 1; | |
37 | VERIFY( r1 != r2 ); | |
38 | r2.ptr = r1.ptr; | |
39 | r2.ec = std::errc::invalid_argument; | |
40 | VERIFY( r1 != r2 ); | |
41 | r1.ec = std::errc::no_such_file_or_directory; | |
42 | VERIFY( r1 != r2 ); | |
43 | r1.ec = std::errc::invalid_argument; | |
44 | VERIFY( r2 == r1 ); | |
45 | } | |
46 | ||
47 | int | |
48 | main() | |
49 | { | |
50 | test01(); | |
51 | } |