From 81952e6884d7bff8d11282a63580e343bbbbc79a Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 5 May 2011 13:16:33 -0300
Subject: [PATCH] avoid using expression as argument to unsafe macro
 'l_isfalse'

---
 lvm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lvm.c b/lvm.c
index decd2219..02d17fad 100644
--- a/lvm.c
+++ b/lvm.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lvm.c,v 2.135 2011/04/18 19:48:53 roberto Exp roberto $
+** $Id: lvm.c,v 2.136 2011/04/19 16:22:13 roberto Exp roberto $
 ** Lua virtual machine
 ** See Copyright Notice in lua.h
 */
@@ -616,7 +616,8 @@ void luaV_execute (lua_State *L) {
         }
       )
       vmcase(OP_NOT,
-        int res = l_isfalse(RB(i));  /* next assignment may change this value */
+        TValue *rb = RB(i);
+        int res = l_isfalse(rb);  /* next assignment may change this value */
         setbvalue(ra, res);
       )
       vmcase(OP_LEN,