Re: ffmpeg 2.8.6-1 test failures on hppa
Hi Andreas,
On 06.02.2016 14:45, Andreas Cadhalpun wrote:
> ffmpeg 2.8.6-1 failed to build on hppa due to test failures [1].
Thanks for the notice!
> Previous versions worked fine [2] and since not much changed in ffmpeg, I'm
> assuming it's actually a regression in gcc-5 5.3.1-7.
> Note that this version of gcc-5 also regressed on mips [3].
>
> Among the many test failures, the following is most interesting:
> TEST crc
> /<<PKGBUILDDIR>>/debian/standard/libavutil/crc-test
> --- /<<PKGBUILDDIR>>/tests/ref/fate/crc 2015-06-19 20:44:54.000000000 +0000
> +++ tests/data/fate/crc 2016-02-05 08:02:22.455900119 +0000
> @@ -1,6 +1,6 @@
> -crc EDB88320 = 3D5CDD04
> -crc 04C11DB7 = E0BAF5C0
> -crc 00864CFB = 326039
> -crc 0000A001 = BFD8
> -crc 00008005 = BB1F
> -crc 00000007 = E3
> +crc EDB88320 = 59A32BFE
> +crc 04C11DB7 = E8446376
> +crc 00864CFB = 9AF97C
> +crc 0000A001 = CFEA
> +crc 00008005 = 8486
> +crc 00000007 = A4
> Test crc failed. Look at tests/data/fate/crc.err for details.
>
> So all computed crc values are wrong. It's not surprising that this crc mismatch
> causes many other tests to fail.
>
> It would be great if someone with the necessary hardware could investigate
> what causes this problem.
For now I've installed the latest gcc version on the buildds and
did a give-back on ffmpeg. If it fails again, I'll take a closer look.
Thanks!
Helge
> 1: https://buildd.debian.org/status/fetch.php?pkg=ffmpeg&arch=hppa&ver=7%3A2.8.6-1&stamp=1454663858
> 2: https://buildd.debian.org/status/fetch.php?pkg=ffmpeg&arch=hppa&ver=7%3A2.8.5-1&stamp=1453062430
> 3: https://bugs.debian.org/813858
>
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