+// 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 <sstream>
+#include <testsuite_hooks.h>
+#include <testsuite_io.h>
+
+using namespace std;
+
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ __gnu_test::fail_wstreambuf bib;
+ wostream stream(&bib);
+ stream.exceptions(ios_base::badbit);
+
+ try
+ {
+ stream.flush();
+ VERIFY( false );
+ }
+ catch (const __gnu_test::positioning_error&)
+ {
+ // stream should set badbit and rethrow facet_error.
+ VERIFY( stream.bad() );
+ VERIFY( (stream.rdstate() & ios_base::failbit) == 0 );
+ VERIFY( !stream.eof() );
+ }
+ catch (...)
+ {
+ VERIFY( false );
+ }
+}
+
+// libstdc++/9546
+int main()
+{
+ test01();
+ return 0;
+}