commit 0ce23cc62b09071f8855ebed061b9cbddd50b70e
Author: tim <timshen91@gmail.com>
Date:   Tue Oct 1 16:10:01 2013 -0400

    2013-10-01  Tim Shen  <timshen91@gmail.com>
    
    	* doc/xml/manual/status_cxx2011.xml: Update regex status.
    	* include/bits/regex.h (match_results<>::begin,
    	match_results<>::cbegin, match_results<>::end, match_results<>::cend):
    	[28.10.3.13], [28.10.3.14] Always iterate the range [0...size()-2].

diff --git a/libstdc++-v3/doc/xml/manual/status_cxx2011.xml b/libstdc++-v3/doc/xml/manual/status_cxx2011.xml
index 286a539..47aaa7d 100644
--- a/libstdc++-v3/doc/xml/manual/status_cxx2011.xml
+++ b/libstdc++-v3/doc/xml/manual/status_cxx2011.xml
@@ -2179,31 +2179,27 @@ particular release.
       </entry>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.1</entry>
       <entry>General</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.2</entry>
       <entry>Definitions</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.3</entry>
       <entry>Requirements</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.4</entry>
       <entry>Header <code>&lt;regex&gt;</code> synopsis</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
@@ -2223,48 +2219,43 @@ particular release.
       <entry>28.7</entry>
       <entry>Class template <code>regex_traits</code></entry>
       <entry>Partial</entry>
+      <entry><code>transform_primary</code> not well defined</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#B0B0B0" ?>
       <entry>28.8</entry>
       <entry>Class template <code>basic_regex</code></entry>
-      <entry>Partial</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#B0B0B0" ?>
       <entry>28.9</entry>
       <entry>Class template <code>sub_match</code></entry>
-      <entry>Partial</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#B0B0B0" ?>
       <entry>28.10</entry>
       <entry>Class template <code>match_results</code></entry>
-      <entry>Partial</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.11</entry>
       <entry>Regular expression algorithms</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.12</entry>
       <entry>Regular expression Iterators</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>28.13</entry>
       <entry>Modified ECMAScript regular expression grammar</entry>
-      <entry>N</entry>
+      <entry>Y</entry>
       <entry/>
     </row>
     <row>
diff --git a/libstdc++-v3/include/bits/regex.h b/libstdc++-v3/include/bits/regex.h
index cbe9036..6d4502b 100644
--- a/libstdc++-v3/include/bits/regex.h
+++ b/libstdc++-v3/include/bits/regex.h
@@ -416,8 +416,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        *
        * @throws regex_error if @p __p is not a valid regular expression.
        */
-      basic_regex(const _Ch_type* __p,
-		  std::size_t __len, flag_type __f = ECMAScript)
+      basic_regex(const _Ch_type* __p, std::size_t __len,
+		  flag_type __f = ECMAScript)
       : basic_regex(__p, __p + __len, __f)
       { }
 
@@ -484,8 +484,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        *
        * @throws regex_error if @p __l is not a valid regular expression.
        */
-      basic_regex(initializer_list<_Ch_type> __l,
-		  flag_type __f = ECMAScript)
+      basic_regex(initializer_list<_Ch_type> __l, flag_type __f = ECMAScript)
       : basic_regex(__l.begin(), __l.end(), __f)
       { }
 
@@ -1494,17 +1493,15 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        * @name 10.? Public Types
        */
       //@{
-      typedef _Alloc                                       allocator_type;
       typedef sub_match<_Bi_iter>                          value_type;
       typedef const value_type&                            const_reference;
       typedef const_reference                              reference;
       typedef typename _Base_type::const_iterator          const_iterator;
       typedef const_iterator                               iterator;
       typedef typename __iter_traits::difference_type	   difference_type;
-      typedef typename __iter_traits::value_type 	   char_type;
       typedef typename allocator_traits<_Alloc>::size_type size_type;
-
-
+      typedef _Alloc                                       allocator_type;
+      typedef typename __iter_traits::value_type 	   char_type;
       typedef std::basic_string<char_type>                 string_type;
       //@}
 
@@ -1730,21 +1727,21 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        */
       const_iterator
       cbegin() const
-      { return _Base_type::cbegin(); }
+      { return _Base_type::cbegin() + 2; }
 
       /**
        * @brief Gets an iterator to one-past-the-end of the collection.
        */
       const_iterator
       end() const
-      { return !empty() ? _Base_type::end() - 2 : _Base_type::end(); }
+      { return _Base_type::end() - 2; }
 
       /**
        * @brief Gets an iterator to one-past-the-end of the collection.
        */
       const_iterator
       cend() const
-      { return end(); }
+      { return _Base_type::cend(); }
 
       //@}
 
@@ -2263,14 +2260,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
    */
   template<typename _Rx_traits, typename _Ch_type,
 	   typename _St, typename _Sa, typename _Fst, typename _Fsa>
-    inline basic_string<_Ch_type>
+    inline basic_string<_Ch_type, _St, _Sa>
     regex_replace(const basic_string<_Ch_type, _St, _Sa>& __s,
 		  const basic_regex<_Ch_type, _Rx_traits>& __e,
 		  const basic_string<_Ch_type, _Fst, _Fsa>& __fmt,
 		  regex_constants::match_flag_type __flags
 		  = regex_constants::match_default)
     {
-      basic_string<_Ch_type> __result;
+      basic_string<_Ch_type, _St, _Sa> __result;
       regex_replace(std::back_inserter(__result),
 		    __s.begin(), __s.end(), __e, __fmt, __flags);
       return __result;
@@ -2289,14 +2286,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
    */
   template<typename _Rx_traits, typename _Ch_type,
 	   typename _St, typename _Sa>
-    inline basic_string<_Ch_type>
+    inline basic_string<_Ch_type, _St, _Sa>
     regex_replace(const basic_string<_Ch_type, _St, _Sa>& __s,
 		  const basic_regex<_Ch_type, _Rx_traits>& __e,
 		  const _Ch_type* __fmt,
 		  regex_constants::match_flag_type __flags
 		  = regex_constants::match_default)
     {
-      basic_string<_Ch_type> __result;
+      basic_string<_Ch_type, _St, _Sa> __result;
       regex_replace(std::back_inserter(__result),
 		    __s.begin(), __s.end(), __e, __fmt, __flags);
       return __result;
@@ -2662,7 +2659,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       _M_end_of_seq()
       { return _M_result == nullptr; }
 
-      _Position _M_position;
+      _Position         _M_position;
       const value_type* _M_result;
       value_type        _M_suffix;
       std::size_t       _M_n;