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diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc
new file mode 100644
index 00000000000..cc3387c2ba4
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/08.cc
@@ -0,0 +1,66 @@
+// Copyright (C) 2004 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// 27.6.1.2.2 arithmetic extractors
+
+#include <istream>
+#include <sstream>
+#include <locale>
+#include <testsuite_hooks.h>
+
+namespace std {
+  class test_numpunct2 : public numpunct<wchar_t>
+  {
+  protected:
+    string
+    do_grouping() const 
+    { return string("\002\003"); }
+  };
+} // namespace std
+
+void test08()
+{
+  // manufactured locale, grouping is turned on
+  bool test __attribute__((unused)) = true;
+  unsigned int h4 = 0, h3 = 0, h2 = 0;
+  const std::wstring s1(L"1,22 205,19 22,123,22");
+
+  std::wistringstream is(s1);
+  is.imbue(std::locale(std::locale(), new std::test_numpunct2));  
+
+  // Basic operation.
+  is >> h4; 
+  VERIFY( h4 == 122 );
+  VERIFY( is.good() );
+
+  is.clear();
+  is >> h3; 
+  VERIFY( h3 == 20519 );
+  VERIFY( is.good() );
+
+  is.clear();
+  is >> h2; 
+  VERIFY( h2 == 2212322 );
+  VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::eofbit) );
+}
+
+int main()
+{
+  test08();
+  return 0;
+}