1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <iterator> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template<class charT, class traits = char_traits<charT> > 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class istreambuf_iterator 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// : public iterator<input_iterator_tag, charT, 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typename traits::off_type, unspecified, 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// charT> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// { 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// public: 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef charT char_type; 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef traits traits_type; 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef typename traits::int_type int_type; 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef basic_streambuf<charT,traits> streambuf_type; 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// typedef basic_istream<charT,traits> istream_type; 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// ... 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <iterator> 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <string> 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <type_traits> 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::istreambuf_iterator<char> I1; 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_convertible<I1, 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::iterator<std::input_iterator_tag, char, std::char_traits<char>::off_type, 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant char*, char> >::value), ""); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I1::char_type, char>::value), ""); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I1::traits_type, std::char_traits<char> >::value), ""); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I1::int_type, I1::traits_type::int_type>::value), ""); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I1::streambuf_type, std::streambuf>::value), ""); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I1::istream_type, std::istream>::value), ""); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::istreambuf_iterator<wchar_t> I2; 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_convertible<I2, 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::iterator<std::input_iterator_tag, wchar_t, std::char_traits<wchar_t>::off_type, 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant wchar_t*, wchar_t> >::value), ""); 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I2::char_type, wchar_t>::value), ""); 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I2::traits_type, std::char_traits<wchar_t> >::value), ""); 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I2::int_type, I2::traits_type::int_type>::value), ""); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I2::streambuf_type, std::wstreambuf>::value), ""); 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert((std::is_same<I2::istream_type, std::wistream>::value), ""); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 52