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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> class basic_ios
13 
14 // iostate exceptions() const;
15 
16 #include <ios>
17 #include <streambuf>
18 #include <cassert>
19 
20 struct testbuf : public std::streambuf {};
21 
main()22 int main()
23 {
24     {
25         const std::ios ios(0);
26         assert(ios.exceptions() == std::ios::goodbit);
27     }
28     {
29         testbuf sb;
30         const std::ios ios(&sb);
31         assert(ios.exceptions() == std::ios::goodbit);
32     }
33 }
34