llvm-project

1
//===----------------------------------------------------------------------===//
2
//
3
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4
// See https://llvm.org/LICENSE.txt for license information.
5
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6
//
7
//===----------------------------------------------------------------------===//
8

9
// <map>
10

11
// class map
12

13
// void clear() noexcept;
14

15
#include <map>
16
#include <cassert>
17

18
#include "test_macros.h"
19
#include "min_allocator.h"
20

21
int main(int, char**)
22
{
23
    {
24
        typedef std::map<int, double> M;
25
        typedef std::pair<int, double> P;
26
        P ar[] =
27
        {
28
            P(1, 1.5),
29
            P(2, 2.5),
30
            P(3, 3.5),
31
            P(4, 4.5),
32
            P(5, 5.5),
33
            P(6, 6.5),
34
            P(7, 7.5),
35
            P(8, 8.5),
36
        };
37
        M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
38
        assert(m.size() == 8);
39
        ASSERT_NOEXCEPT(m.clear());
40
        m.clear();
41
        assert(m.size() == 0);
42
    }
43
#if TEST_STD_VER >= 11
44
    {
45
        typedef std::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
46
        typedef std::pair<int, double> P;
47
        P ar[] =
48
        {
49
            P(1, 1.5),
50
            P(2, 2.5),
51
            P(3, 3.5),
52
            P(4, 4.5),
53
            P(5, 5.5),
54
            P(6, 6.5),
55
            P(7, 7.5),
56
            P(8, 8.5),
57
        };
58
        M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
59
        assert(m.size() == 8);
60
        ASSERT_NOEXCEPT(m.clear());
61
        m.clear();
62
        assert(m.size() == 0);
63
    }
64
#endif
65

66
  return 0;
67
}
68