From 3ee3c9cfa988339f1bf3068530515e2a6fb179d2 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Mon, 2 May 2022 22:33:35 +0200
Subject: [PATCH] Fix recording of __concat metamethod.

Reported by Elias Oelschner. Analyzed by XmiliaH.
---
 src/lj_record.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lj_record.c b/src/lj_record.c
index d48908e2..a56876c5 100644
--- a/src/lj_record.c
+++ b/src/lj_record.c
@@ -2043,7 +2043,7 @@ static TRef rec_tnew(jit_State *J, uint32_t ah)
 static TRef rec_cat(jit_State *J, BCReg baseslot, BCReg topslot)
 {
   TRef *top = &J->base[topslot];
-  TValue savetv[5];
+  TValue savetv[5+LJ_FR2];
   BCReg s;
   RecordIndex ix;
   lj_assertJ(baseslot < topslot, "bad CAT arg");