--- /dev/null
+// { dg-require-namedlocale "" }
+
+// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
+
+// Copyright (C) 2001, 2002, 2003, 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/>.
+
+// 27.8.1.4 Overridden virtual functions
+
+#include <fstream>
+#include <locale>
+#include <testsuite_hooks.h>
+
+// libstdc++/9322
+void test07()
+{
+ using std::locale;
+ bool test __attribute__((unused)) = true;
+
+ locale loc;
+ std::filebuf ob;
+ VERIFY( ob.getloc() == loc );
+
+ locale::global(locale("en_US"));
+ VERIFY( ob.getloc() == loc );
+
+ locale loc_de = locale("de_DE");
+ locale ret = ob.pubimbue(loc_de);
+ VERIFY( ob.getloc() == loc_de );
+ VERIFY( ret == loc );
+
+ locale::global(loc);
+ VERIFY( ob.getloc() == loc_de );
+}
+
+int main()
+{
+ test07();
+ return 0;
+}