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 // <strstream>
11 
12 // class ostrstream
13 //     : public basic_ostream<char>
14 // {
15 //     ...
16 
17 #include <strstream>
18 #include <type_traits>
19 
main()20 int main()
21 {
22     static_assert((std::is_base_of<std::ostream, std::ostrstream>::value), "");
23 }
24