From 6bc03a695bc4c1ecd212263c4a3c9cf638d025e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reimar=20D=C3=B6ffinger?= <Reimar.Doeffinger@gmx.de>
Date: Sat, 4 Oct 2008 21:11:58 +0000
Subject: [PATCH] Make size variables in dyn_buf_write unsigned so gcc will not
 optimize the check away (due to assuming signed overflows do not happen).

Originally committed as revision 15555 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/aviobuf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c
index ac7bb8f7fd..46458db20f 100644
--- a/libavformat/aviobuf.c
+++ b/libavformat/aviobuf.c
@@ -711,7 +711,7 @@ typedef struct DynBuffer {
 static int dyn_buf_write(void *opaque, uint8_t *buf, int buf_size)
 {
     DynBuffer *d = opaque;
-    int new_size, new_allocated_size;
+    unsigned new_size, new_allocated_size;
 
     /* reallocate buffer if needed */
     new_size = d->pos + buf_size;