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// template <class Key, class T, class Compare = less<Key>,
13//           class Allocator = allocator<pair<const Key, T>>>
14// class multimap
15// {
16// public:
17//     // types:
18//     typedef Key                                      key_type;
19//     typedef T                                        mapped_type;
20//     typedef pair<const key_type, mapped_type>        value_type;
21//     typedef Compare                                  key_compare;
22//     typedef Allocator                                allocator_type;
23//     typedef typename allocator_type::reference       reference;
24//     typedef typename allocator_type::const_reference const_reference;
25//     typedef typename allocator_type::pointer         pointer;
26//     typedef typename allocator_type::const_pointer   const_pointer;
27//     typedef typename allocator_type::size_type       size_type;
28//     typedef typename allocator_type::difference_type difference_type;
29//     ...
30// };
31
32#include <map>
33#include <type_traits>
34
35#include "min_allocator.h"
36
37int main()
38{
39    {
40    typedef std::multimap<int, double> C;
41    static_assert((std::is_same<C::key_type, int>::value), "");
42    static_assert((std::is_same<C::mapped_type, double>::value), "");
43    static_assert((std::is_same<C::value_type, std::pair<const int, double> >::value), "");
44    static_assert((std::is_same<C::key_compare, std::less<int> >::value), "");
45    static_assert((std::is_same<C::allocator_type, std::allocator<std::pair<const int, double> > >::value), "");
46    static_assert((std::is_same<C::reference, std::pair<const int, double>&>::value), "");
47    static_assert((std::is_same<C::const_reference, const std::pair<const int, double>&>::value), "");
48    static_assert((std::is_same<C::pointer, std::pair<const int, double>*>::value), "");
49    static_assert((std::is_same<C::const_pointer, const std::pair<const int, double>*>::value), "");
50    static_assert((std::is_same<C::size_type, std::size_t>::value), "");
51    static_assert((std::is_same<C::difference_type, std::ptrdiff_t>::value), "");
52    }
53#if __cplusplus >= 201103L
54    {
55    typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> C;
56    static_assert((std::is_same<C::key_type, int>::value), "");
57    static_assert((std::is_same<C::mapped_type, double>::value), "");
58    static_assert((std::is_same<C::value_type, std::pair<const int, double> >::value), "");
59    static_assert((std::is_same<C::key_compare, std::less<int> >::value), "");
60    static_assert((std::is_same<C::allocator_type, min_allocator<std::pair<const int, double> > >::value), "");
61    static_assert((std::is_same<C::reference, std::pair<const int, double>&>::value), "");
62    static_assert((std::is_same<C::const_reference, const std::pair<const int, double>&>::value), "");
63    static_assert((std::is_same<C::pointer, min_pointer<std::pair<const int, double>>>::value), "");
64    static_assert((std::is_same<C::const_pointer, min_pointer<const std::pair<const int, double>>>::value), "");
65//  min_allocator doesn't have a size_type, so one gets synthesized
66    static_assert((std::is_same<C::size_type, std::make_unsigned<C::difference_type>::type>::value), "");
67    static_assert((std::is_same<C::difference_type, std::ptrdiff_t>::value), "");
68    }
69#endif
70}
71