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regmatch: Use new utf8_to_uv #22834

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Merged
khwilliamson merged 1 commit into from
Jul 24, 2025
Merged

regmatch: Use new utf8_to_uv #22834

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13 changes: 7 additions & 6 deletions regexec.c
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Original file line number Diff line number Diff line change
Expand Up @@ -7135,10 +7135,10 @@ S_regmatch(pTHX_ regmatch_info *reginfo, char *startpos, regnode *prog)

while (chars) {
if (utf8_target) {
/* XXX This assumes the length is well-formed, as
* does the UTF8SKIP below */
uvc = utf8n_to_uvchr((U8*)uc, UTF8_MAXLEN, &len,
uniflags);
(void) utf8_to_uv_flags((U8*)uc, uc + UTF8_MAXLEN,
&uvc, &len,
( uniflags|UTF8_DIE_IF_MALFORMED
|UTF8_NO_CONFIDENCE_IN_CURLEN_));
uc += len;
}
else {
Expand All @@ -7150,8 +7150,9 @@ S_regmatch(pTHX_ regmatch_info *reginfo, char *startpos, regnode *prog)
while (foldlen) {
if (!--chars)
break;
uvc = utf8n_to_uvchr(uscan, foldlen, &len,
uniflags);
(void) utf8_to_uv_flags((U8*)uscan,
uscan + foldlen, &uvc, &len,
uniflags|UTF8_DIE_IF_MALFORMED);
uscan += len;
foldlen -= len;
}
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