From: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Date: Sat, 4 Oct 2008 21:11:58 +0000 (+0000)
Subject: Make size variables in dyn_buf_write unsigned so gcc will not optimize the
X-Git-Tag: android-x86-4.4-r1~29898
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=6bc03a695bc4c1ecd212263c4a3c9cf638d025e0;p=android-x86%2Fexternal-ffmpeg.git

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
---

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;