However, this time it's not a subexpression
we care about, but the expression itself. */
&& (maxcount == REG_INFTY)
- && data && ++data->whilem_c < 16) {
+ && data) {
/* This stays as CURLYX, we can put the count/of pair. */
/* Find WHILEM (as in regexec.c) */
regnode *nxt = oscan + NEXT_OFF(oscan);
if (OP(PREVOPER(nxt)) == NOTHING) /* LONGJMP */
nxt += ARG(nxt);
- PREVOPER(nxt)->flags = (U8)(data->whilem_c
- | (RExC_whilem_seen << 4)); /* On WHILEM */
+ nxt = PREVOPER(nxt);
+ if (nxt->flags & 0xf) {
+ /* we've already set whilem count on this node */
+ } else if (++data->whilem_c < 16) {
+ assert(data->whilem_c <= RExC_whilem_seen);
+ nxt->flags = (U8)(data->whilem_c
+ | (RExC_whilem_seen << 4)); /* On WHILEM */
+ }
}
if (data && fl & (SF_HAS_PAR|SF_IN_PAR))
pars++;
}
{
# [perl #129281] buffer write overflow, detected by ASAN, valgrind
- local $::TODO = "whilem_c bumped too much";
fresh_perl_is('/0(?0)|^*0(?0)|^*(^*())0|/', '', {}, "don't bump whilem_c too much");
}
} # End of sub run_tests