From 5a761e3a1519eae7264209db8257b040c77556aa Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 10 Jul 2003 08:59:06 -0300
Subject: opcode number may be invalid

---
 ldebug.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ldebug.c b/ldebug.c
index cae7e8d7..bc7f9237 100644
--- a/ldebug.c
+++ b/ldebug.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldebug.c,v 1.152 2003/05/13 20:15:59 roberto Exp roberto $
+** $Id: ldebug.c,v 1.153 2003/05/14 12:09:12 roberto Exp roberto $
 ** Debug Interface
 ** See Copyright Notice in lua.h
 */
@@ -320,6 +320,7 @@ static Instruction luaG_symbexec (const Proto *pt, int lastpc, int reg) {
     int a = GETARG_A(i);
     int b = 0;
     int c = 0;
+    check(op < NUM_OPCODES);
     checkreg(pt, a);
     switch (getOpMode(op)) {
       case iABC: {
-- 
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