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diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
new file mode 100644
index 00000000..2f174cad
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+++ b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
@@ -0,0 +1,83 @@
+// Copyright (C) 2004, 2005, 2006, 2007, 2009 Free Software Foundation
+//
+// 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/>.
+
+// 21.3.7.9 inserters and extractors
+
+#include <istream>
+#include <string>
+#include <fstream>
+#include <cstdlib>
+#include <testsuite_hooks.h>
+
+using namespace std;
+
+wstring prepare(wstring::size_type len, unsigned nchunks)
+{
+  wstring ret;
+  for (unsigned i = 0; i < nchunks; ++i)
+    {
+      for (wstring::size_type j = 0; j < len; ++j)
+	ret.push_back(L'a' + rand() % 26);
+      len *= 2;
+      ret.push_back(L' ');
+    }
+  return ret;
+}
+
+void check(wistream& stream, const wstring& str, unsigned nchunks)
+{
+  bool test __attribute__((unused)) = true;
+
+  wstring chunk;
+  wstring::size_type index = 0, index_new = 0;
+  unsigned n = 0;
+
+  while (stream >> chunk)
+    {
+      index_new = str.find(L' ', index);
+      VERIFY( !str.compare(index, index_new - index, chunk) );
+      index = index_new + 1;
+      ++n;
+    }
+  VERIFY( stream.eof() );
+  VERIFY( n == nchunks );
+}
+
+// istream& operator>>(istream&, string&)
+void test01()
+{
+  const char filename[] = "inserters_extractors-3.txt";
+
+  const unsigned nchunks = 10;
+  const wstring data = prepare(666, nchunks);
+
+  wofstream ofstrm;
+  ofstrm.open(filename);
+  ofstrm.write(data.data(), data.size());
+  ofstrm.close();
+
+  wifstream ifstrm;
+  ifstrm.open(filename);
+  check(ifstrm, data, nchunks);
+  ifstrm.close();
+}
+
+int main()
+{
+  test01();
+  return 0;
+}