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diff --git a/src/boost/libs/regex/test/regress/test_locale.hpp b/src/boost/libs/regex/test/regress/test_locale.hpp
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+++ b/src/boost/libs/regex/test/regress/test_locale.hpp
@@ -0,0 +1,90 @@
+/*
+ *
+ * Copyright (c) 2004
+ * John Maddock
+ *
+ * Use, modification and distribution are subject to the 
+ * Boost Software License, Version 1.0. (See accompanying file 
+ * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ *
+ */
+
+ /*
+  *   LOCATION:    see http://www.boost.org for most recent version.
+  *   FILE         test_locale.hpp
+  *   VERSION      see <boost/version.hpp>
+  *   DESCRIPTION: Helper classes for testing locale-specific expressions.
+  */
+
+
+#ifndef BOOST_REGEX_REGRESS_TEST_LOCALE_HPP
+#define BOOST_REGEX_REGRESS_TEST_LOCALE_HPP
+//
+// defines class test_locale that handles the locale used for testing:
+//
+class test_locale
+{
+public:
+   enum{
+      no_test,
+      test_no_locale,
+      test_with_locale
+   };
+
+   test_locale(const char* c_name, boost::uint32_t lcid);
+   ~test_locale();
+
+   static int c_locale_state()
+   {
+      return s_c_locale;
+   }
+   static int cpp_locale_state()
+   {
+      return s_cpp_locale;
+   }
+   static int win_locale_state()
+   {
+      return s_win_locale;
+   }
+   static const char* c_str()
+   {
+      return m_name.c_str();
+   }
+#ifndef BOOST_NO_STD_LOCALE
+   static std::locale cpp_locale()
+   {
+      return s_cpp_locale_inst;
+   }
+#endif
+   static boost::uint32_t win_locale()
+   {
+      return s_win_locale_inst;
+   }
+
+private:
+   // the actions to take for each locale type:
+   static int s_c_locale;
+   static int s_cpp_locale;
+   static int s_win_locale;
+   // current locales:
+#ifndef BOOST_NO_STD_LOCALE
+   static std::locale s_cpp_locale_inst;
+#endif
+   static boost::uint32_t s_win_locale_inst;
+   static std::string m_name;
+
+   // backed up versions of the previous locales and their action state:
+   std::string     m_old_c_locale;
+   std::string     m_old_name;
+   int             m_old_c_state;
+#ifndef BOOST_NO_STD_LOCALE
+   std::locale     m_old_cpp_locale;
+#endif
+   int             m_old_cpp_state;
+   boost::uint32_t m_old_win_locale;
+   int             m_old_win_state;
+
+};
+
+#endif
+