Bug#598951: ffmpeg: FTBFS on armel: neon flavor requires 'ubfx' instruction

[Cyril Brulebois]

Source: ffmpeg
Version: 4:0.6-2
Severity: serious
Justification: FTBFS
User: debian-arm at lists.debian.org
Usertags: eabi

Hi,

sounds like the come-back of #594417 in experimental, since it indeed
happens while during the neon flavour:
| CC	libavcodec/aac_parser.o
| CC	libavcodec/aacdec.o
| /tmp/ccv13sip.s: Assembler messages:
| /tmp/ccv13sip.s:5891: Error: selected processor does not support `ubfx ip,r3,#0,#4'
| /tmp/ccv13sip.s:5892: Error: selected processor does not support `ubfx r0,r3,#4,#4'
| /tmp/ccv13sip.s:6101: Error: selected processor does not support `ubfx r0,r3,#0,#4'
| /tmp/ccv13sip.s:6102: Error: selected processor does not support `ubfx ip,r3,#4,#4'
| /tmp/ccv13sip.s:6318: Error: selected processor does not support `ubfx ip,r3,#0,#2'
| /tmp/ccv13sip.s:6319: Error: selected processor does not support `ubfx r0,r3,#2,#2'
| /tmp/ccv13sip.s:6321: Error: selected processor does not support `ubfx r1,r3,#4,#2'
| /tmp/ccv13sip.s:6323: Error: selected processor does not support `ubfx r7,r3,#6,#2'
| /tmp/ccv13sip.s:6328: Error: selected processor does not support `rbit r9,r9'
| /tmp/ccv13sip.s:6562: Error: selected processor does not support `ubfx r7,r2,#0,#2'
| /tmp/ccv13sip.s:6563: Error: selected processor does not support `ubfx r8,r2,#2,#2'
| /tmp/ccv13sip.s:6565: Error: selected processor does not support `ubfx fp,r2,#4,#2'
| /tmp/ccv13sip.s:6567: Error: selected processor does not support `ubfx ip,r2,#6,#2'
| make[1]: *** [libavcodec/aacdec.o] Error 1
| make[1]: Leaving directory `/build/buildd-ffmpeg_0.6-2-armel-ldBGDA/ffmpeg-0.6/debian-neon'

Full build logs:
  https://buildd.debian.org/status/package.php?p=ffmpeg&suite=experimental

Mraw,
KiBi.