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99dee823 | 1 | // Copyright (C) 2020-2021 Free Software Foundation, Inc. |
98cf2c26 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 <utility> | |
22 | #include <limits> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | void | |
26 | test01() | |
27 | { | |
28 | unsigned int u = std::numeric_limits<unsigned int>::max(); | |
29 | int s = -1; | |
30 | VERIFY( !std::cmp_equal(s, u) ); | |
31 | } | |
32 | ||
33 | constexpr bool | |
34 | test02() | |
35 | { | |
36 | unsigned int u = std::numeric_limits<unsigned int>::max(); | |
37 | int s = -1; | |
38 | if (std::cmp_equal(s, u)) | |
39 | throw 1; | |
40 | if (std::cmp_equal(u, s)) | |
41 | throw 2; | |
42 | return true; | |
43 | } | |
44 | ||
45 | void | |
46 | test03() | |
47 | { | |
48 | short ss = -1; | |
49 | int s = -1; | |
50 | VERIFY( std::cmp_equal(s, ss) ); | |
51 | VERIFY( std::cmp_equal(ss, s) ); | |
52 | ||
53 | unsigned int u = (unsigned int) -1; | |
54 | VERIFY( !std::cmp_equal(s, u) ); | |
55 | VERIFY( !std::cmp_equal(u, s) ); | |
56 | VERIFY( !std::cmp_equal(ss, u) ); | |
57 | VERIFY( !std::cmp_equal(u, ss) ); | |
58 | ||
ce7b39d0 | 59 | unsigned long long ul = (unsigned long long) -1; |
98cf2c26 JW |
60 | VERIFY( !std::cmp_equal(s, ul) ); |
61 | VERIFY( !std::cmp_equal(ul, s) ); | |
62 | VERIFY( !std::cmp_equal(ss, ul) ); | |
63 | VERIFY( !std::cmp_equal(ul, ss) ); | |
64 | VERIFY( !std::cmp_equal(u, ul) ); | |
65 | VERIFY( !std::cmp_equal(ul, u) ); | |
66 | } | |
67 | ||
68 | int | |
69 | main() | |
70 | { | |
71 | test01(); | |
72 | static_assert( test02() ); | |
73 | test03(); | |
74 | } |