1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <fstream>
10 
11 // template <class charT, class traits = char_traits<charT> >
12 // class basic_filebuf
13 
14 // basic_filebuf();
15 
16 #include <fstream>
17 #include <cassert>
18 
19 #include "test_macros.h"
20 
21 int main(int, char**)
22 {
23     {
24         std::filebuf f;
25         assert(!f.is_open());
26     }
27     {
28         std::wfilebuf f;
29         assert(!f.is_open());
30     }
31 
32   return 0;
33 }
34