Add whitelisting rules, to negate other matches if they come first in the ruleset. Remove the results set array completely, it's faster and requires less memory to do the comparisons inline.

     1

^volta$

     2

^volta.db$

     3

^.*_graph.*

     4

^tags$

     5

.*debug

     6

.*.o

     7

^misc

     8

^parser.c