[FFmpeg-trac] #8010(undetermined:new): Invalid left shift at mpegaudioenc_template.c

FFmpeg trac at avcodec.org
Wed Jul 10 08:28:36 EEST 2019


#8010: Invalid left shift at mpegaudioenc_template.c
-------------------------------------+-------------------------------------
             Reporter:  Suhwan       |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:  ubsan        |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 There' an invalid left shift at mpegaudioenc_template.c:704:49

 How to reproduce:
 {{{
 % ffmpeg_g -y -r 21 -i tmp.ac3 -map 0 -c:a mp2fixed -c:v zmbv
 -disposition:a:33 flv -disposition:s:2 msmpeg4v2 -vframes 39 -aframes 40
 -ar 22050 -ac 29 -b:v 293k -strict 1 tmp_.mpeg


 ffmpeg version N-94251-gf83b46e218 Copyright (c) 2000-2019 the FFmpeg
 developers
 built with clang version 9.0.0

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/8010>
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