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commit c94f11d783f617af701429bb9ebfc7fc96d6a2d9
parent 54ac5960a800c32d7d9824d15b14a31131301678
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Thu, 26 Jun 2014 13:17:10 -0300

'IntPoint' -> 'point2int' + ensure that casted value fits in
destination type

Diffstat:
Mllimits.h | 6+++---
Mltable.c | 4++--
2 files changed, 5 insertions(+), 5 deletions(-)

diff --git 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)) diff --git a/ltable.c b/ltable.c @@ -1,5 +1,5 @@ /* -** $Id: ltable.c,v 2.89 2014/05/26 17:10:22 roberto Exp roberto $ +** $Id: ltable.c,v 2.90 2014/06/18 22:59:29 roberto Exp roberto $ ** Lua tables (hash) ** See Copyright Notice in lua.h */ @@ -64,7 +64,7 @@ #define hashmod(t,n) (gnode(t, ((n) % ((sizenode(t)-1)|1)))) -#define hashpointer(t,p) hashmod(t, IntPoint(p)) +#define hashpointer(t,p) hashmod(t, point2int(p)) #define dummynode (&dummynode_)