1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
// Copyright (C) 2020-2024 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-do run { target c++20 } }
#include <utility>
#include <limits>
#include <testsuite_hooks.h>
void
test01()
{
unsigned int u = std::numeric_limits<unsigned int>::max();
int s = -1;
VERIFY( std::cmp_less(s, u) );
VERIFY( !std::cmp_less(u, s) );
u = (unsigned) std::numeric_limits<int>::max() + 1U;
VERIFY( std::cmp_less(s, u) );
VERIFY( !std::cmp_less(u, s) );
}
constexpr bool
test02()
{
unsigned int u = std::numeric_limits<unsigned int>::max();
int s = -1;
if (!std::cmp_less(s, u))
throw 1;
if (std::cmp_less(u, s))
throw 2;
return true;
}
void
test03()
{
short ss = -1;
int s = -1;
VERIFY( !std::cmp_less(s, ss) );
VERIFY( !std::cmp_less(ss, s) );
unsigned int u = (unsigned int) -1;
VERIFY( std::cmp_less(s, u) );
VERIFY( !std::cmp_less(u, s) );
VERIFY( std::cmp_less(ss, u) );
VERIFY( !std::cmp_less(u, ss) );
unsigned long long ul = (unsigned long long) -1;
VERIFY( std::cmp_less(s, ul) );
VERIFY( !std::cmp_less(ul, s) );
VERIFY( std::cmp_less(ss, ul) );
VERIFY( !std::cmp_less(ul, ss) );
VERIFY( std::cmp_less(u, ul) );
VERIFY( !std::cmp_less(ul, u) );
}
int
main()
{
test01();
static_assert( test02() );
test03();
}
|
