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// <fstream>
11
12// template <class charT, class traits = char_traits<charT> >
13// class basic_filebuf
14
15// basic_filebuf();
16
17#include <fstream>
18#include <cassert>
19
20int main()
21{
22    {
23        std::filebuf f;
24        assert(!f.is_open());
25    }
26    {
27        std::wfilebuf f;
28        assert(!f.is_open());
29    }
30}
31