* No failures on our own tests....

src/parser.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 4007 matching lines @@
   *value = val;
   return true;
 }
 
 
 uc32 RegExpParser::ParseClassCharacterEscape(bool* ok) {
   ASSERT(current() == '\\');
   ASSERT(has_next() && !IsSpecialClassEscape(next()));
   Advance();
   switch (current()) {
+    case 'b':
+      Advance();
+      return '\b';
     // ControlEscape :: one of
     //   f n r t v
     case 'f':
       Advance();
       return '\f';
     case 'n':
       Advance();
       return '\n';
     case 'r':
       Advance();
@@ skipping 295 matching lines @@
                        start_position,
                        is_expression);
   return result;
 }
 
 
 #undef NEW
 
 
 } }  // namespace v8::internal