"build_alias" again in cygwin

Ralf Corsepius ralf_corsepius at rtems.org
Thu Aug 26 09:54:23 UTC 2004

On Wed, 2004-08-25 at 17:46, Joel Sherrill  wrote:
> Ralf Corsepius wrote:
> > On Wed, 2004-08-25 at 16:17, Steve Holle wrote:
> > 
> >>I'm the co-worker Steve Strobel referred to.  I can't say for sure but the 
> >>one thing I did that Steve hasn't was to go through and upgrade everything 
> >>that showed needing upgrade in my cygwin tree.  I have to suspect this is a 
> >>cygwin problem but am not sure why mine builds.  If there is some info from 
> >>my system someone thinks would be helpful, let me know and I'll post it.
> > 
> > Another wild guess: Does your system apply HyperThreading?
> My test was run on a Win 2000 box with dual 900 Mhz P3's.  At least
> that's the configuration as best I can tell.
> cat /proc/cpuinfo under Cygwin claims they are 794 Mhz but the
> stepping information shows that they are really 900 Mhz.
> So I could have some threading going on that is not HyperThreading.
I don't know about SMP support in Cygwin and WIN (I don't know if WIN2k
supports SMP at all). At least with Linux, SMP is more or less
equivalent to HyperThreading.

Can you try to run your system as a UP-system?

> > Besides this, I would be interested in seeing a list of *all* cygwin
> > packages you have installed.
> Do you want them for my install?
Yes, ... better than nothing ;)

I'd be interested in a comparison between an installation that fails to
build RTEMS and to an installation that does not seem to fail
(Reportedly Steve H.'s).


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