Sorry, somehow I missed Volker's post and your response to it.  Its
confusing to have things discussed on sage-release and sage-devel
simultaneously (one reason I'm opposed to so many sage-* discussion
groups...).

If there is already an upstream patch than we should keep supporting
linux ppc.  I was mistakenly thinking that it might be a long time, if
ever, for the numpy folks to correct the problem.

-Marshall

On Sep 29, 5:17 pm, David Kirkby <david.kir...@onetel.net> wrote:
> On 29 September 2010 22:29, Marshall Hampton <hampto...@gmail.com> wrote:
>
> > Both people wrote back - one is no longer using Sage on linux ppc, the
> > other one is.
>
> > My guess would be that there are fewer than 10 people using Sage on
> > linux ppc.  I think there are more people who would be glad to have
> > updated numpy, scipy, and python versions.  Overall my personal
> > feeling is that its worthwhile to include the update from 9808 now,
> > and if the problems in numpy with ppc get fixed we should update as
> > soon as possible after that to try to restore linuc ppc
> > functionality.
>
> > Otherwise maybe we could have this update be an optional spkg.
>
> You may be right about 10 people - I've no idea of the number. But
> like Leif, I think that other platforms provide a useful test when
> problems are found. The more unusual operating systems ard platforms
> tend to highlight bugs, which lie in wait to hit anyone, but are true
> bugs.
>
> As someone who took a fairly major role in porting Sage to a different
> opreating systems (Solaris( and a different processor (SPARC), I'm
> somewhat puzzled why PPC should be presenting a particular problem.
> I've even built quite large parts of Sage under AIX on PPC. But AIX is
> a very different system to Linux, so the Linux issues should not be
> hard to solve.
>
> As there are bug report on the numpy/scipy site I can look at?
>
> I''ve little intension myself of running Linux on PPC, but I would not
> like to see the platform dropped, since 20+ years of software
> development have taught me that these rarer platforms often show real
> bugs, that can hit anyone at a later date.
>
> Perhaps even this PPC "bug" is just a bug that could hit any
> processor, but has to date only shown up on PPC.
>
> Dave

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