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 // <ios>
11
12 // template <class charT, class traits = char_traits<charT> >
13 // class basic_ios : public ios_base
14 // {
15 // public:
16 // typedef charT char_type;
17 // typedef typename traits::int_type int_type;
18 // typedef typename traits::pos_type pos_type;
19 // typedef typename traits::off_type off_type;
20 // typedef traits traits_type;
21
22 #include <ios>
23 #include <type_traits>
24
main()25 int main()
26 {
27 static_assert((std::is_base_of<std::ios_base, std::basic_ios<char> >::value), "");
28 static_assert((std::is_same<std::basic_ios<char>::char_type, char>::value), "");
29 static_assert((std::is_same<std::basic_ios<char>::traits_type, std::char_traits<char> >::value), "");
30 static_assert((std::is_same<std::basic_ios<char>::int_type, std::char_traits<char>::int_type>::value), "");
31 static_assert((std::is_same<std::basic_ios<char>::pos_type, std::char_traits<char>::pos_type>::value), "");
32 static_assert((std::is_same<std::basic_ios<char>::off_type, std::char_traits<char>::off_type>::value), "");
33 }
34