38150: fix off-by-one error in matcher spec parsing

romkatv · Dec 24, 2021 · d826048 · d826048
1 parent 7f240e6
commit d826048
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+ 2021-12-24  Bart Schaefer  <schaefer@zsh.org>
+
+	* m0viefreak: 38150: Src/Zle/compmatch.c: fix off-by-one error
+	in matcher spec parsing
+
 2021-12-21  Peter Stephenson  <p.stephenson@samsung.com>
 
 	* 49658: Src/glob.c: Remove erroneous use of NULL pointer for

diff --git a/Src/Zle/compmatch.c b/Src/Zle/compmatch.c
@@ -1319,7 +1319,7 @@ pattern_match_equivalence(Cpattern lp, convchar_t wind, int wmtp,
     convchar_t lchr;
     int lmtp;
 
-    if (!PATMATCHINDEX(lp->u.str, wind-1, &lchr, &lmtp)) {
+    if (!PATMATCHINDEX(lp->u.str, wind, &lchr, &lmtp)) {
 	/*
 	 * No equivalent.  No possible match; give up.
 	 */