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
main()37 int 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