From c94f11d783f617af701429bb9ebfc7fc96d6a2d9 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 26 Jun 2014 13:17:35 -0300
Subject: 'IntPoint' -> 'point2int' + ensure that casted value fits in
 destination type

---
 llimits.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'llimits.h')

diff --git a/llimits.h b/llimits.h
index 41f207e6..a128ae4b 100644
--- a/llimits.h
+++ b/llimits.h
@@ -1,5 +1,5 @@
 /*
-** $Id: llimits.h,v 1.115 2014/04/15 14:28:20 roberto Exp roberto $
+** $Id: llimits.h,v 1.116 2014/04/15 16:32:49 roberto Exp roberto $
 ** Limits, basic types, and some other `installation-dependent' definitions
 ** See Copyright Notice in lua.h
 */
@@ -44,11 +44,11 @@ typedef unsigned char lu_byte;
 
 
 /*
-** conversion of pointer to integer
+** conversion of pointer to integer:
 ** this is for hashing only; there is no problem if the integer
 ** cannot hold the whole pointer value
 */
-#define IntPoint(p)  ((unsigned int)(lu_mem)(p))
+#define point2int(p)	((unsigned int)((lu_mem)(p) & UINT_MAX))
 
 
 
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