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Fix panic in Unicode wildcard matching #17753

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Merged
merged 1 commit into from
Apr 29, 2020
Merged

Fix panic in Unicode wildcard matching #17753

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6 changes: 3 additions & 3 deletions regcomp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -13565,8 +13565,8 @@ S_regatom(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
/* SBOL is shared with /^/ so we set the flags so we can tell
* /\A/ from /^/ in split. */
FLAGS(REGNODE_p(ret)) = 1;
*flagp |= SIMPLE; /* Wrong, but too late to fix for 5.32 */
}
*flagp |= SIMPLE;
goto finish_meta_pat;
case 'G':
if (RExC_pm_flags & PMf_WILDCARD) {
Expand Down Expand Up @@ -13604,8 +13604,8 @@ S_regatom(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
}
else {
ret = reg_node(pRExC_state, SEOL);
*flagp |= SIMPLE; /* Wrong, but too late to fix for 5.32 */
}
*flagp |= SIMPLE;
RExC_seen_zerolen++; /* Do not optimize RE away */
goto finish_meta_pat;
case 'z':
Expand All @@ -13615,8 +13615,8 @@ S_regatom(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
}
else {
ret = reg_node(pRExC_state, EOS);
*flagp |= SIMPLE; /* Wrong, but too late to fix for 5.32 */
}
*flagp |= SIMPLE;
RExC_seen_zerolen++; /* Do not optimize RE away */
goto finish_meta_pat;
case 'C':
Expand Down