[FFmpeg-cvslog] libavutil/softfloat: Fix av_normalize1_sf bias.

[Nedeljko Babic]

ffmpeg | branch: release/2.5 | Nedeljko Babic <nedeljko.babic at imgtec.com> | Wed Jun  3 16:17:39 2015 +0200| [3dd5c6a4ba805f7b6c4c80897571cb14b9aa4496] | committer: Michael Niedermayer

libavutil/softfloat: Fix av_normalize1_sf bias.

av_normalize1_sf doesn't properly address border case when mantis is
exactly -0x40000000.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 7131aba916d1f562bdaf6a81319f1421ce175b1e)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3dd5c6a4ba805f7b6c4c80897571cb14b9aa4496
---

 libavutil/softfloat.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/softfloat.h b/libavutil/softfloat.h
index 8647e6a..a487c34 100644
--- a/libavutil/softfloat.h
+++ b/libavutil/softfloat.h
@@ -59,7 +59,7 @@ static av_const SoftFloat av_normalize_sf(SoftFloat a){
 
 static inline av_const SoftFloat av_normalize1_sf(SoftFloat a){
 #if 1
-    if((int32_t)(a.mant + 0x40000000U) < 0){
+    if((int32_t)(a.mant + 0x40000000U) <= 0){
         a.exp++;
         a.mant>>=1;
     }