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 // <iterator>
11 
12 // class ostreambuf_iterator
13 
14 // bool failed() const throw();
15 
16 #include <iterator>
17 #include <sstream>
18 #include <cassert>
19 
main()20 int main()
21 {
22     {
23         std::ostreambuf_iterator<char> i(nullptr);
24         assert(i.failed());
25     }
26     {
27         std::ostreambuf_iterator<wchar_t> i(nullptr);
28         assert(i.failed());
29     }
30 }
31