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Fix bug 80866 #6774

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Fix bug 80866 #6774

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4 changes: 4 additions & 0 deletions ext/pcre/php_pcre.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2640,6 +2640,10 @@ PHPAPI void php_pcre_split_impl(pcre_cache_entry *pce, zend_string *subject_str,
the match again at the same point. If this fails (picked up above) we
advance to the next character. */
if (start_offset == offsets[0]) {
/* Get next piece if no limit or limit not yet reached and something matched*/
if (limit_val != -1 && limit_val <= 1) {
break;
}
count = pcre2_match(pce->re, (PCRE2_SPTR)subject, ZSTR_LEN(subject_str), start_offset,
PCRE2_NO_UTF_CHECK | PCRE2_NOTEMPTY_ATSTART | PCRE2_ANCHORED, match_data, mctx);
if (count >= 0) {
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12 changes: 12 additions & 0 deletions ext/pcre/tests/bug80866.phpt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
--TEST--
Bug #80866 preg_split ignores limit flag when pattern with \K has 0-width fullstring match
--FILE--
<?php
var_export(preg_split('~.{3}\K~', 'abcdefghijklm', 3));
?>
--EXPECT--
array (
0 => 'abc',
1 => 'def',
2 => 'ghijklm',
)