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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class BidirectionalIterator,
// class Allocator = allocator<sub_match<BidirectionalIterator>>>
// class match_results
// {
// public:
// typedef sub_match<BidirectionalIterator> value_type;
// typedef const value_type& const_reference;
// typedef const_reference reference;
// typedef /implementation-defined/ const_iterator;
// typedef const_iterator iterator;
// typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type;
// typedef typename allocator_traits<Allocator>::size_type size_type;
// typedef Allocator allocator_type;
// typedef typename iterator_traits<BidirectionalIterator>::value_type char_type;
// typedef basic_string<char_type> string_type;
#include <regex>
#include <type_traits>
template <class CharT>
void
test()
{
typedef std::match_results<CharT*> MR;
static_assert((std::is_same<typename MR::value_type, std::sub_match<CharT*> >::value), "");
static_assert((std::is_same<typename MR::const_reference, const std::sub_match<CharT*>& >::value), "");
static_assert((std::is_same<typename MR::reference, std::sub_match<CharT*>& >::value), "");
static_assert((!std::is_same<typename MR::const_iterator, void>::value), "");
static_assert((std::is_same<typename MR::difference_type, std::ptrdiff_t>::value), "");
static_assert((std::is_same<typename MR::size_type, std::size_t>::value), "");
static_assert((std::is_same<typename MR::allocator_type, std::allocator<std::sub_match<CharT*> > >::value), "");
static_assert((std::is_same<typename MR::char_type, CharT>::value), "");
static_assert((std::is_same<typename MR::string_type, std::basic_string<CharT> >::value), "");
}
int main()
{
test<char>();
test<wchar_t>();
}
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