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 // <set>
11
12 // class multiset
13
14 // iterator insert(const_iterator position, const value_type& v);
15
16 #include <set>
17 #include <cassert>
18
19 #include "min_allocator.h"
20
main()21 int main()
22 {
23 {
24 typedef std::multiset<int> M;
25 typedef M::iterator R;
26 M m;
27 R r = m.insert(m.cend(), M::value_type(2));
28 assert(r == m.begin());
29 assert(m.size() == 1);
30 assert(*r == 2);
31
32 r = m.insert(m.cend(), M::value_type(1));
33 assert(r == m.begin());
34 assert(m.size() == 2);
35 assert(*r == 1);
36
37 r = m.insert(m.cend(), M::value_type(3));
38 assert(r == prev(m.end()));
39 assert(m.size() == 3);
40 assert(*r == 3);
41
42 r = m.insert(m.cend(), M::value_type(3));
43 assert(r == prev(m.end()));
44 assert(m.size() == 4);
45 assert(*r == 3);
46 }
47 #if TEST_STD_VER >= 11
48 {
49 typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
50 typedef M::iterator R;
51 M m;
52 R r = m.insert(m.cend(), M::value_type(2));
53 assert(r == m.begin());
54 assert(m.size() == 1);
55 assert(*r == 2);
56
57 r = m.insert(m.cend(), M::value_type(1));
58 assert(r == m.begin());
59 assert(m.size() == 2);
60 assert(*r == 1);
61
62 r = m.insert(m.cend(), M::value_type(3));
63 assert(r == prev(m.end()));
64 assert(m.size() == 3);
65 assert(*r == 3);
66
67 r = m.insert(m.cend(), M::value_type(3));
68 assert(r == prev(m.end()));
69 assert(m.size() == 4);
70 assert(*r == 3);
71 }
72 #endif
73 }
74