On Sat, Jun 22, 2019 at 02:21:43PM +0200, Michael Niedermayer wrote:
> Fixes: left shift of negative value -9
> Fixes: 
> 15299/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSS2_fuzzer-5660922678345728
> 
> Found-by: continuous fuzzing process 
> https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
> ---
>  libavcodec/vc1_block.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Will apply these 2 in a few days unless there are further objections, 
benchmarks, 
disassemblies showing a slowdown
My tests indicate as already stated that the asm code generated is identical


[...]

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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

There will always be a question for which you do not know the correct answer.

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