Put a check for capture index. * genmatch.c (parse_capture): Add condition to check capture index. (capture_max): New constant. (stdlib.h): Include.
Thanks and Regards, Prathamesh
Index: genmatch.c =================================================================== --- genmatch.c (revision 211732) +++ genmatch.c (working copy) @@ -29,7 +29,9 @@ along with GCC; see the file COPYING3. #include "hashtab.h" #include "hash-table.h" #include "vec.h" +#include <stdlib.h> +const unsigned capture_max = 4; /* libccp helpers. */ @@ -816,7 +818,11 @@ static struct operand * parse_capture (cpp_reader *r, operand *op) { eat_token (r, CPP_ATSIGN); - return new capture (get_number (r), op); + const cpp_token *token = peek (r); + const char *num = get_number (r); + if (atoi (num) >= capture_max) + fatal_at (token, "capture cannot be greater than %u", capture_max - 1); + return new capture (num, op); } /* Parse