From ba74afaf48421895937170fcd45e8873b507ae23 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Fri, 7 Aug 2009 10:20:10 +0000
Subject: [PATCH] Fixed bug #746

Fixed freeze when trying to memset with 0 length
---
 include/SDL_stdinc.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/SDL_stdinc.h b/include/SDL_stdinc.h
index 67b125e8f..419d4e7bf 100644
--- a/include/SDL_stdinc.h
+++ b/include/SDL_stdinc.h
@@ -319,6 +319,7 @@ do {						\
 	unsigned _n = (_count + 3) / 4;		\
 	Uint32 *_p = SDL_static_cast(Uint32 *, dst);		\
 	Uint32 _val = (val);			\
+	if (len == 0) break;			\
         switch (_count % 4) {			\
         case 0: do {    *_p++ = _val;		\
         case 3:         *_p++ = _val;		\