1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <map>
11 
12 // class map
13 
14 // mapped_type& operator[](key_type&& k);
15 
16 #include <map>
17 #include <cassert>
18 
19 #include "../../../MoveOnly.h"
20 #include "../../../min_allocator.h"
21 
22 int main()
23 {
24 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
25     {
26     typedef std::pair<MoveOnly, double> V;
27     std::map<MoveOnly, double> m;
28     assert(m.size() == 0);
29     assert(m[1] == 0.0);
30     assert(m.size() == 1);
31     m[1] = -1.5;
32     assert(m[1] == -1.5);
33     assert(m.size() == 1);
34     assert(m[6] == 0);
35     assert(m.size() == 2);
36     m[6] = 6.5;
37     assert(m[6] == 6.5);
38     assert(m.size() == 2);
39     }
40 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
41 #if __cplusplus >= 201103L
42     {
43     typedef std::pair<MoveOnly, double> V;
44     std::map<MoveOnly, double, std::less<MoveOnly>, min_allocator<V>> m;
45     assert(m.size() == 0);
46     assert(m[1] == 0.0);
47     assert(m.size() == 1);
48     m[1] = -1.5;
49     assert(m[1] == -1.5);
50     assert(m.size() == 1);
51     assert(m[6] == 0);
52     assert(m.size() == 2);
53     m[6] = 6.5;
54     assert(m[6] == 6.5);
55     assert(m.size() == 2);
56     }
57 #endif
58 }
59