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is_utf8_common: Use utf8_to_uv() #22831

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is_utf8_common: Use utf8_to_uv() #22831

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9 changes: 4 additions & 5 deletions utf8.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3725,15 +3725,14 @@ PERL_STATIC_INLINE bool
S_is_utf8_common(pTHX_ const U8 *const p, const U8 * const e,
SV* const invlist)
{
PERL_ARGS_ASSERT_IS_UTF8_COMMON;

/* returns a boolean giving whether or not the UTF8-encoded character that
* starts at <p>, and extending no further than <e - 1> is in the inversion
* list <invlist>. */

UV cp = utf8n_to_uvchr(p, e - p, NULL, 0);

PERL_ARGS_ASSERT_IS_UTF8_COMMON;

if (cp == 0 && (p >= e || *p != '\0')) {
UV cp;
if (! utf8_to_uv(p, e, &cp, NULL)) {
_force_out_malformed_utf8_message(p, e, 0, MALFORMED_UTF8_DIE);
NOT_REACHED; /* NOTREACHED */
}
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