1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // <regex>
10
11 // template <class BidirectionalIterator,
12 // class Allocator = allocator<sub_match<BidirectionalIterator>>>
13 // class match_results
14 // {
15 // public:
16 // typedef sub_match<BidirectionalIterator> value_type;
17 // typedef const value_type& const_reference;
18 // typedef const_reference reference;
19 // typedef /implementation-defined/ const_iterator;
20 // typedef const_iterator iterator;
21 // typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type;
22 // typedef typename allocator_traits<Allocator>::size_type size_type;
23 // typedef Allocator allocator_type;
24 // typedef typename iterator_traits<BidirectionalIterator>::value_type char_type;
25 // typedef basic_string<char_type> string_type;
26
27 #include <regex>
28 #include <type_traits>
29 #include "test_macros.h"
30
31 template <class CharT>
32 void
test()33 test()
34 {
35 typedef std::match_results<CharT*> MR;
36 static_assert((std::is_same<typename MR::value_type, std::sub_match<CharT*> >::value), "");
37 static_assert((std::is_same<typename MR::const_reference, const std::sub_match<CharT*>& >::value), "");
38 static_assert((std::is_same<typename MR::reference, std::sub_match<CharT*>& >::value), "");
39 static_assert((!std::is_same<typename MR::const_iterator, void>::value), "");
40 static_assert((std::is_same<typename MR::difference_type, std::ptrdiff_t>::value), "");
41 static_assert((std::is_same<typename MR::size_type, std::size_t>::value), "");
42 static_assert((std::is_same<typename MR::allocator_type, std::allocator<std::sub_match<CharT*> > >::value), "");
43 static_assert((std::is_same<typename MR::char_type, CharT>::value), "");
44 static_assert((std::is_same<typename MR::string_type, std::basic_string<CharT> >::value), "");
45 }
46
main(int,char **)47 int main(int, char**)
48 {
49 test<char>();
50 test<wchar_t>();
51
52 return 0;
53 }
54