From: Mark Sibly <blitzmunter@gmail.com>
Date: Thu, 9 Mar 2017 01:16:49 +0000 (+1300)
Subject: Added size!=0 checks for memset, memcpy and memmove
X-Git-Url: https://jcornell.net/gitweb/gitweb.cgi?a=commitdiff_plain;h=a0641f87078095a18759ad90285ab61608cbcde0;p=blitzmax.git

Added size!=0 checks for memset, memcpy and memmove
---

diff --git a/mod/brl.mod/blitz.mod/blitz_memory.c b/mod/brl.mod/blitz.mod/blitz_memory.c
index 83e8f80..f432ab1 100644
--- a/mod/brl.mod/blitz.mod/blitz_memory.c
+++ b/mod/brl.mod/blitz.mod/blitz_memory.c
@@ -41,13 +41,13 @@ void *bbMemExtend( void *mem,int size,int new_size ){
 }
 
 void bbMemClear( void *dst,int size ){
-	memset( dst,0,size );
+	if( size ) memset( dst,0,size );
 }
 
 void bbMemCopy( void *dst,const void *src,int size ){
-	memcpy( dst,src,size );
+	if( size ) memcpy( dst,src,size );
 }
 
 void bbMemMove( void *dst,const void *src,int size ){
-	memmove( dst,src,size );
+	if( size ) memmove( dst,src,size );
 }