[R] prcomp help

[Prof Brian Ripley]

That's because R-devel and R-patched have a workaround for a bug in the 
latest gcc: see the NEWS file.

On Sun, 30 May 2004, Al Piszcz wrote:

> 
> I downloaded and built the development version
> of R dated 30 May. make check, and prcomp
> were successful.
> 
> 
> 
> On Sun, 30 May 2004, Uwe Ligges wrote:
> 
> > Date: Sun, 30 May 2004 22:01:58 +0200
> > From: Uwe Ligges <ligges at statistik.uni-dortmund.de>
> > To: Al Piszcz <apiszcz at solarrain.com>
> > Cc: r-help at stat.math.ethz.ch
> > Subject: Re: [R] prcomp help
> > 
> > Al Piszcz wrote:
> >> 
> >> Slackware 9.1, R 1.9.0, 2.54GHZ P4, 2GB RAM
> >> 
> >> example(prcomp) never finishes
> >> 
> >> 
> >>> example(prcomp)
> >> 
> >> 
> >> prcomp> data(USArrests)
> >> 
> >> prcomp> prcomp(USArrests)
> >> 
> >> 
> >> ====
> >> 
> >> The following test also appears to hang.
> >> 
> >>> a<-matrix(rnorm(100,mean=32,sd=31),10,10)
> >>> b<-prcomp(a)
> >
> > Works on Windows and several other OSs.
> >
> > Do you have a local copy of prcomp() (which is different from the original 
> > one)?
> >
> > What happens if you start R with --vanilla and try again?
> >
> > What happened after
> >  make check
> > during your R installation? make check should have reported an error here (or 
> > hang itself)....
> >
> > Uwe Ligges
> >
> >
> >
> >
> >> 
> >> 
> >> 
> >> ====
> >> 
> >> What is the recommended debug approach?
> >> 
> >> Thank you.
> >> 
> >> ______________________________________________
> >> R-help at stat.math.ethz.ch mailing list
> >> https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> >> PLEASE do read the posting guide! 
> >> http://www.R-project.org/posting-guide.html
> >
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
> 
> 

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595