Ticket #2521: patch

boost/date_time/date_parsing.hpp

@@ -78 +78 @@
      * arrays is from 0 to 'limit'. The index of the match is returned.
      * Ex. "Jan" returns 0, "Dec" returns 11, "Tue" returns 2.
      * 'limit' can be sent in with: greg_month::max(), 
-     * greg_weekday::max() or date_time::NumSpecialValues */
+     * greg_weekday::max() or (date_time::NumSpecialValues - 1) */
     template<class charT>
     short find_match(const charT* const* short_names, 
                      const charT* const* long_names, 

libs/date_time/src/gregorian/greg_month.cpp

@@ -73 +73 @@
   special_values special_value_from_string(const std::string& s) {
     short i = date_time::find_match(special_value_names,
                                     special_value_names,
-                                    date_time::NumSpecialValues,
+                                    date_time::NumSpecialValues - 1,
                                     s);
-    if(i > date_time::NumSpecialValues) { // match not found
+    if(i > date_time::NumSpecialValues - 1) { // match not found
       return not_special;
     }
     else {