STATIC I32
-S_study_chunk(pTHX_ RExC_state_t *pRExC_state, regnode **scanp, I32 *deltap, regnode *last, scan_data_t *data, U32 flags, U32 depth)
+S_study_chunk(pTHX_ RExC_state_t *pRExC_state, regnode **scanp, I32 *deltap,
+ regnode *last, scan_data_t *data, U32 flags, U32 depth)
/* scanp: Start here (read-write). */
/* deltap: Write maxlen-minlen here. */
/* last: Stop before this one. */
/* dont use tail as the end marker for this traverse */
for ( cur = startbranch ; cur != scan ; cur = regnext( cur ) ) {
- regnode *noper = NEXTOPER( cur );
- regnode *noper_next = regnext( noper );
+ regnode * const noper = NEXTOPER( cur );
+ regnode * const noper_next = regnext( noper );
DEBUG_OPTIMISE_r({
regprop( mysv, cur);
}
sv_catpvn(data->last_found, STRING(scan), STR_LEN(scan));
{
- SV * sv = data->last_found;
+ SV * const sv = data->last_found;
MAGIC * const mg = SvUTF8(sv) && SvMAGICAL(sv) ?
mg_find(sv, PERL_MAGIC_utf8) : NULL;
if (mg && mg->mg_len >= 0)
}
if (!scan) /* It was not CURLYX, but CURLY. */
scan = next;
- if (ckWARN(WARN_REGEXP)
- /* ? quantifier ok, except for (?{ ... }) */
- && (next_is_eval || !(mincount == 0 && maxcount == 1))
+ if ( /* ? quantifier ok, except for (?{ ... }) */
+ (next_is_eval || !(mincount == 0 && maxcount == 1))
&& (minnext == 0) && (deltanext == 0)
&& data && !(data->flags & (SF_HAS_PAR|SF_IN_PAR))
- && maxcount <= REG_INFTY/3) /* Complement check for big count */
+ && maxcount <= REG_INFTY/3 /* Complement check for big count */
+ && ckWARN(WARN_REGEXP))
{
vWARN(RExC_parse,
"Quantifier unexpected on zero-length expression");
goto do_curly;
}
nest_check:
- if (ckWARN(WARN_REGEXP) && !SIZE_ONLY && !(flags&HASWIDTH) && max > REG_INFTY/3) {
+ if (!SIZE_ONLY && !(flags&HASWIDTH) && max > REG_INFTY/3 && ckWARN(WARN_REGEXP)) {
vWARN3(RExC_parse,
"%.*s matches null string many times",
RExC_parse - origparse,
FAIL("Trailing \\");
/* FALL THROUGH */
default:
- if (!SIZE_ONLY && ckWARN(WARN_REGEXP) && isALPHA(*p))
+ if (!SIZE_ONLY&& isALPHA(*p) && ckWARN(WARN_REGEXP))
vWARN2(p + 1, "Unrecognized escape \\%c passed through", UCHARAT(p));
goto normal_default;
}
break;
}
default:
- if (!SIZE_ONLY && ckWARN(WARN_REGEXP) && isALPHA(value))
+ if (!SIZE_ONLY && isALPHA(value) && ckWARN(WARN_REGEXP))
vWARN2(RExC_parse,
"Unrecognized escape \\%c in character class passed through",
(int)value);