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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <utility>
// template <class T1, class T2> struct pair
// template <class T1, class T2> bool operator==(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator!=(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator< (const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator> (const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator>=(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator<=(const pair<T1,T2>&, const pair<T1,T2>&);
#include <utility>
#include <cassert>
int main()
{
{
typedef std::pair<int, short> P;
P p1(3, 4);
P p2(3, 4);
assert( (p1 == p2));
assert(!(p1 != p2));
assert(!(p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert( (p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(2, 4);
P p2(3, 4);
assert(!(p1 == p2));
assert( (p1 != p2));
assert( (p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert(!(p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, 2);
P p2(3, 4);
assert(!(p1 == p2));
assert( (p1 != p2));
assert( (p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert(!(p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, 4);
P p2(2, 4);
assert(!(p1 == p2));
assert( (p1 != p2));
assert(!(p1 < p2));
assert(!(p1 <= p2));
assert( (p1 > p2));
assert( (p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, 4);
P p2(3, 2);
assert(!(p1 == p2));
assert( (p1 != p2));
assert(!(p1 < p2));
assert(!(p1 <= p2));
assert( (p1 > p2));
assert( (p1 >= p2));
}
#if _LIBCPP_STD_VER > 11
{
typedef std::pair<int, short> P;
constexpr P p1(3, 4);
constexpr P p2(3, 2);
static_assert(!(p1 == p2), "");
static_assert( (p1 != p2), "");
static_assert(!(p1 < p2), "");
static_assert(!(p1 <= p2), "");
static_assert( (p1 > p2), "");
static_assert( (p1 >= p2), "");
}
#endif
}
|
