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 // bool empty() const;
14
15 #include <map>
16 #include <cassert>
17
18 #include "test_macros.h"
19 #include "min_allocator.h"
20
main(int,char **)21 int main(int, char**)
22 {
23 {
24 typedef std::map<int, double> M;
25 M m;
26 assert(m.empty());
27 m.insert(M::value_type(1, 1.5));
28 assert(!m.empty());
29 m.clear();
30 assert(m.empty());
31 }
32 #if TEST_STD_VER >= 11
33 {
34 typedef std::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
35 M m;
36 assert(m.empty());
37 m.insert(M::value_type(1, 1.5));
38 assert(!m.empty());
39 m.clear();
40 assert(m.empty());
41 }
42 #endif
43
44 return 0;
45 }
46