Re: staging evaluation in progress

[Efraim Flashner <efraim@flashner.co.il>]

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On Mon, Apr 23, 2018 at 09:53:04PM -0400, Mark H Weaver wrote:
> Marius Bakke <mbakke@fastmail.com> writes:
> 
> > Mark H Weaver <mhw@netris.org> writes:
> >
> >> Hi Marius,
> >>
> >> Marius Bakke <mbakke@fastmail.com> writes:
> >>
> >>> I just started a 'staging' evaluation:
> >>>
> >>> https://hydra.gnu.org/jobset/gnu/staging
> >>>
> >>> Fairly minor changes this round, highlights include Wayland 1.15 and
> >>> GStreamer 1.14.  We narrowly missed Mesa 17.3.9 which was scheduled for
> >>> today but delayed, hopefully 17.3.8 doesn't introduce any new bugs.
> >>>
> >>> Results should start ticking in tomorrow.
> >>
> >> The main issue I see so far is that 'gst-plugins-base' seems to
> >> consistently fail the "elements/opus" test on i686-linux.  It failed
> >> twice in a row, anyway:
> >>
> >>   https://hydra.gnu.org/build/2635798
> >
> > I can reproduce this failure locally, and could not find related bug
> > reports or git commits upstream.  For now I downgraded to 1.12.5 so we
> > can proceed, and will report the i686 and armhf issues upstream.
> 
> Instead of downgrading gstreamer, I think it would be better to simply
> disable that test on i686 for now.  Most likely, it is due to tests that
> are intolerant of the double rounding that occurs on i686 without SSE2,
> where the old x87 FP instructions are used instead.  The double rounding
> happens because x87 operations are performed on 80-bit double-extended
> precision floating-point numbers, which must then be rounded a second
> time when they are converted to 64-bit doubles as used in C.
> 
> What do you think?
> 
>       Mark
> 

somewhat random tests fail on aarch64 also, different ones from the
other architectures. I'd suggest we wait it out until 1.14.1 and watch
upstream for bug fixes.

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Efraim Flashner   <efraim@flashner.co.il>   אפרים פלשנר
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