--- /dev/null
+// Copyright (C) 2005, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <ostream>
+#include <streambuf>
+#include <testsuite_hooks.h>
+
+// libstdc++/9561
+struct foobar: std::exception { };
+
+struct buf: std::wstreambuf
+{
+ virtual int_type
+ overflow(int_type)
+ {
+ throw foobar();
+ return int_type();
+ }
+};
+
+void test01()
+{
+ using namespace std;
+ bool test __attribute__((unused)) = true;
+
+ buf b;
+ std::wostream strm(&b);
+ strm.exceptions(std::wios::badbit);
+
+ try
+ {
+ strm << std::endl;
+ }
+ catch(foobar)
+ {
+ // strm should throw foobar and not do anything else
+ VERIFY(strm.bad());
+ return;
+ }
+ catch(...)
+ {
+ VERIFY( false );
+ return;
+ }
+ VERIFY( false );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}