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diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc
new file mode 100644
index 00000000..f960f0cf
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc
@@ -0,0 +1,132 @@
+// Copyright (C) 2004, 2005, 2006, 2007, 2008, 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/>.
+
+// 27.6.1.2.2 arithmetic extractors
+
+#include <istream>
+#include <sstream>
+#include <locale>
+#include <testsuite_hooks.h>
+
+bool test10()
+{
+  std::wstring str_01(L"0 00 000 +0 +0 -0");
+  std::wstringbuf isbuf_01(str_01);
+  std::wistream is_01(&isbuf_01);
+
+  bool test __attribute__((unused)) = true;
+
+  int n = 365;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  n = 364;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  n = 363;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  n = 362;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  n = 361;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  n = 360;
+  is_01 >> n;
+  VERIFY( n == 0 );
+  VERIFY( is_01.rdstate() == std::ios_base::eofbit );
+
+  std::wstring str_02(L"0x32 0X33 033 33");
+  std::wstringbuf isbuf_02(str_02);
+  std::wistream is_02(&isbuf_02);
+  is_02.unsetf(std::ios_base::basefield);
+  is_02 >> n;
+  VERIFY( n == 50 );
+  is_02 >> n;
+  VERIFY( n == 51 );
+  is_02 >> n;
+  VERIFY( n == 27 );
+  is_02 >> n;
+  VERIFY( n == 33 );
+  VERIFY( is_02.rdstate() == std::ios_base::eofbit );
+
+  std::wstringbuf isbuf_03(str_02);
+  std::wistream is_03(&isbuf_03);
+  wchar_t c;
+  int m;
+
+  is_03 >> std::dec >> n >> c >> m;
+  VERIFY( n == 0 );
+  VERIFY( c == L'x' );
+  VERIFY( m == 32 );
+
+  is_03 >> std::oct >> m >> c >> n;
+  VERIFY( m == 0 );
+  VERIFY( c == L'X' );
+  VERIFY( n == 27 );
+
+  is_03 >> std::dec >> m >> n;
+  VERIFY( m == 33 );
+  VERIFY( n == 33 );
+  VERIFY( is_03.rdstate() == std::ios_base::eofbit );
+
+  std::wstring str_04(L"3. 4.5E+2a5E-3 .6E1");
+  std::wstringbuf isbuf_04(str_04);
+  std::wistream is_04(&isbuf_04);
+
+  double f;
+  is_04 >> f;
+  VERIFY( f == 3.0 );
+  is_04 >> f;
+  VERIFY( f == 450.0 );
+  is_04.ignore();
+  is_04 >> f;
+  VERIFY( f == 0.005 );
+  is_04 >> f;
+  VERIFY( f == 6 );
+  VERIFY( is_03.rdstate() == std::ios_base::eofbit );
+
+  std::wstring str_05(L"0E20 5Ea E16");
+  std::wstringbuf isbuf_05(str_05);
+  std::wistream is_05(&isbuf_05);
+
+  is_05 >> f;
+  VERIFY( f == 0 );
+  f = 1;
+  is_05 >> f;
+  VERIFY( f == 0 );
+  VERIFY( is_05.rdstate() == std::ios_base::failbit );
+  is_05.clear();
+  is_05 >> c;
+  VERIFY( c == L'a' );
+  f = 1;
+  is_05 >> f;
+  VERIFY( f == 0 );
+  VERIFY( is_05.rdstate() == std::ios_base::failbit );
+  is_05.clear();
+  is_05.ignore();
+  is_05 >> n;
+  VERIFY( n == 16 );
+  return test;
+}
+
+int main()
+{
+  test10();
+  return 0;
+}