1.1 --- a/tools/pcre/pcrecpp.h	Sun Mar 17 11:29:55 2013 -0400
     1.2 +++ b/tools/pcre/pcrecpp.h	Sun Mar 17 11:32:03 2013 -0400
     1.3 @@ -674,6 +674,7 @@
     1.4    int TryMatch(const StringPiece& text,
     1.5                 int startpos,
     1.6                 Anchor anchor,
     1.7 +               bool empty_ok,
     1.8                 int *vec,
     1.9                 int vecsize) const;
    1.10