1 // Copyright (C) 2004-2014 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library.  This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 // GNU General Public License for more details.
13 
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3.  If not see
16 // <http://www.gnu.org/licenses/>.
17 
18 #include <istream>
19 #include <streambuf>
20 #include <testsuite_hooks.h>
21 #include <testsuite_io.h>
22 
23 // libstdc++/9561
test01()24 void test01()
25 {
26   using namespace std;
27   bool test __attribute__((unused)) = true;
28 
29   __gnu_test::fail_wstreambuf b;
30   std::wistream strm (&b);
31   strm.exceptions (std::wios::badbit);
32   wchar_t i = 0;
33 
34   try
35     {
36       i = strm.get();
37       i = strm.get();
38       i = strm.get();
39     }
40   catch (__gnu_test::underflow_error&)
41     {
42       // strm should throw facet_error and not do anything else
43       VERIFY(strm.bad());
44     }
45   catch (...)
46     {
47       VERIFY( false );
48     }
49 
50   VERIFY( i == L's' );
51 }
52 
53 
main()54 int main()
55 {
56   test01();
57   return 0;
58 }
59