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