[FFmpeg-trac] #7997(avcodec:closed): undefined-behavior at libavcodec/proresenc_anatoliy.c
FFmpeg
trac at avcodec.org
Thu Jan 9 17:18:05 EET 2020
#7997: undefined-behavior at libavcodec/proresenc_anatoliy.c
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Reporter: Suhwan | Owner:
Type: defect | Status: closed
Priority: normal | Component: avcodec
Version: git-master | Resolution: fixed
Keywords: ubsan | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Balling):
Replying to [comment:4 mkver]:
>FFmpeg requires this to use sign-extension That's also why UBSan doesn't
complain about the right shift.
>
"Implemenation defined" is the compiler decision, ffmpeg cannot require it
;) Just saying.
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Ticket URL: <https://trac.ffmpeg.org/ticket/7997#comment:5>
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