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 // <regex> 11 12 // template <class BidirectionalIterator, 13 // class Allocator = allocator<sub_match<BidirectionalIterator>>> 14 // class match_results 15 // { 16 // public: 17 // typedef sub_match<BidirectionalIterator> value_type; 18 // typedef const value_type& const_reference; 19 // typedef const_reference reference; 20 // typedef /implementation-defined/ const_iterator; 21 // typedef const_iterator iterator; 22 // typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type; 23 // typedef typename allocator_traits<Allocator>::size_type size_type; 24 // typedef Allocator allocator_type; 25 // typedef typename iterator_traits<BidirectionalIterator>::value_type char_type; 26 // typedef basic_string<char_type> string_type; 27 28 #include <regex> 29 #include <type_traits> 30 31 template <class CharT> 32 void 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 47 int main() 48 { 49 test<char>(); 50 test<wchar_t>(); 51 } 52