From 727b493e2b782fca0f3933865faa9a0a6ab1a2c4 Mon Sep 17 00:00:00 2001
From: Wesley Schwengle <wesleys@opperschaap.net>
Date: Mon, 17 Oct 2022 13:13:13 +0900
Subject: [PATCH] 50736: silence use-after-free warning (gcc-12.2)

--- a/Src/Zle/compmatch.c
+++ b/Src/Zle/compmatch.c
@@ -2045,12 +2045,12 @@
 				zlelineasstring(line, mp->llen, 0, &convlen,
 						NULL, 0);
 			    if (rr <= convlen) {
-				char *or = rs;
+				ptrdiff_t diff = rp - rs;
 				int alloclen = (convlen > 20) ? convlen : 20;
 
 				rs = realloc(rs, (rl += alloclen));
 				rr += alloclen;
-				rp += rs - or;
+				rp = rs + diff;
 			    }
 			    memcpy(rp, convstr, convlen);
 			    rp += convlen;
@@ -2073,11 +2073,11 @@
 	} else {
 	    /* Same character, just take it. */
 	    if (rr <= 1 /* HERE charlen */) {
-		char *or = rs;
+		ptrdiff_t diff = rp - rs;
 
 		rs = realloc(rs, (rl += 20));
 		rr += 20;
-		rp += rs - or;
+		rp = rs + diff;
 	    }
 	    /* HERE: multibyte char */
 	    *rp++ = *sa;