[FFmpeg-trac] #6571(avcodec:new): SIGBUS on ARM in h264idct_neon.S when compiled with binutils 2.29

FFmpeg trac at avcodec.org
Mon Aug 14 13:02:54 EEST 2017


#6571: SIGBUS on ARM in h264idct_neon.S when compiled with binutils 2.29
------------------------------------+-----------------------------------
             Reporter:  jcowgill    |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  h264 arm    |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+-----------------------------------
Changes (by cehoyos):

 * keywords:   => h264 arm
 * version:  unspecified => git-master


Comment:

 Did you send the patch to the FFmpeg development mailing list?

 Regarding sparc64: I can reproduce the build failure of
 libavcodec/vp9dsp_12bpp.o with gcc-7 and toolchain=hardened, but not with
 gcc-6 and not without -fstack-protector-all so I suspect another gcc-7
 bug.

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Ticket URL: <https://trac.ffmpeg.org/ticket/6571#comment:1>
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