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diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/9555-oo.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/9555-oo.cc
new file mode 100644
index 000000000..89a5d361e
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/9555-oo.cc
@@ -0,0 +1,59 @@
+// 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>
+
+struct buf: std::wstreambuf
+{
+ virtual int_type overflow(int_type)
+ { throw 0; }
+};
+
+template<typename T>
+void testthrow(T arg)
+{
+ bool test __attribute__((unused)) = true;
+ buf b;
+ std::wostream os(&b);
+ os.exceptions(std::wios::badbit);
+
+ try
+ {
+ os << arg;
+ }
+ catch(int)
+ {
+ // Expected return is zero.
+ VERIFY( os.bad() );
+ }
+ catch(...)
+ {
+ VERIFY( false );
+ }
+}
+
+int main()
+{
+ buf b;
+
+ testthrow(&b);
+
+ return 0;
+}