The https://github.com/ImageMagick project is using the oss-fuzz tooling of google and with the attached file there is an undefined shift with a negative value (-570425344) in `decode_CABAC_FL_bypass`

https://github.com/strukturag/libde265/blob/e587ef6e8000662b91c35ccb866c2374d3a40e27/libde265/cabac.cc#L397

[test.zip](https://github.com/strukturag/libde265/files/9034730/test.zip)

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48114

Undefined-shift in decode_CABAC_FL_bypass
This is a GitHub Issue
repo:libde265
owner:strukturag
Title : Undefined-shift in decode_CABAC_FL_bypass
Issue date:

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The https://github.com/ImageMagick project is using the oss-fuzz tooling of google and with the attached file there is an undefined shift with a negative value (-570425344) in `decode_CABAC_FL_bypass`

https://github.com/strukturag/libde265/blob/e587ef6e8000662b91c35ccb866c2374d3a40e27/libde265/cabac.cc#L397

[test.zip](https://github.com/strukturag/libde265/files/9034730/test.zip)

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48114

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