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// <unordered_set>
11
12// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
13//           class Alloc = allocator<Value>>
14// class unordered_multiset
15
16// size_type bucket_count() const;
17
18#include <unordered_set>
19#include <cassert>
20
21#include "min_allocator.h"
22
23int main()
24{
25    {
26        typedef std::unordered_multiset<int> C;
27        typedef C::const_iterator I;
28        typedef int P;
29        const C c;
30        assert(c.bucket_count() == 0);
31    }
32    {
33        typedef std::unordered_multiset<int> C;
34        typedef C::const_iterator I;
35        typedef int P;
36        P a[] =
37        {
38            P(10),
39            P(20),
40            P(30),
41            P(40),
42            P(50),
43            P(60),
44            P(70),
45            P(80)
46        };
47        const C c(std::begin(a), std::end(a));
48        assert(c.bucket_count() >= 11);
49    }
50#if __cplusplus >= 201103L
51    {
52        typedef std::unordered_multiset<int, std::hash<int>,
53                                      std::equal_to<int>, min_allocator<int>> C;
54        typedef C::const_iterator I;
55        typedef int P;
56        const C c;
57        assert(c.bucket_count() == 0);
58    }
59    {
60        typedef std::unordered_multiset<int, std::hash<int>,
61                                      std::equal_to<int>, min_allocator<int>> C;
62        typedef C::const_iterator I;
63        typedef int P;
64        P a[] =
65        {
66            P(10),
67            P(20),
68            P(30),
69            P(40),
70            P(50),
71            P(60),
72            P(70),
73            P(80)
74        };
75        const C c(std::begin(a), std::end(a));
76        assert(c.bucket_count() >= 11);
77    }
78#endif
79}
80