4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
64 lines
2.5 KiB
C++
64 lines
2.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <regex>
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// template <class BidirectionalIterator>
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// class sub_match
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// : public pair<BidirectionalIterator, BidirectionalIterator>
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// {
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// public:
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// typedef BidirectionalIterator iterator;
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// typedef typename iterator_traits<iterator>::value_type value_type;
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// typedef typename iterator_traits<iterator>::difference_type difference_type;
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// typedef basic_string<value_type> string_type;
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//
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// bool matched;
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// ...
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// };
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#include <regex>
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#include <type_traits>
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#include <cassert>
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int main()
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{
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{
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typedef std::sub_match<char*> SM;
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static_assert((std::is_same<SM::iterator, char*>::value), "");
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static_assert((std::is_same<SM::value_type, char>::value), "");
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static_assert((std::is_same<SM::difference_type, std::ptrdiff_t>::value), "");
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static_assert((std::is_same<SM::string_type, std::string>::value), "");
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static_assert((std::is_convertible<SM*, std::pair<char*, char*>*>::value), "");
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SM sm;
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sm.first = nullptr;
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sm.second = nullptr;
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sm.matched = false;
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}
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{
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typedef std::sub_match<wchar_t*> SM;
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static_assert((std::is_same<SM::iterator, wchar_t*>::value), "");
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static_assert((std::is_same<SM::value_type, wchar_t>::value), "");
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static_assert((std::is_same<SM::difference_type, std::ptrdiff_t>::value), "");
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static_assert((std::is_same<SM::string_type, std::wstring>::value), "");
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static_assert((std::is_convertible<SM*, std::pair<wchar_t*, wchar_t*>*>::value), "");
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SM sm;
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sm.first = nullptr;
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sm.second = nullptr;
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sm.matched = false;
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}
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{
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static_assert((std::is_same<std::csub_match, std::sub_match<const char*> >::value), "");
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static_assert((std::is_same<std::wcsub_match, std::sub_match<const wchar_t*> >::value), "");
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static_assert((std::is_same<std::ssub_match, std::sub_match<std::string::const_iterator> >::value), "");
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static_assert((std::is_same<std::wssub_match, std::sub_match<std::wstring::const_iterator> >::value), "");
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}
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}
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