[R] mysterious error on compile R 2.3.1

[Dylan Beaudette]

On Wednesday 20 September 2006 12:38, Peter Dalgaard wrote:
> Dylan Beaudette <dylan.beaudette at gmail.com> writes:
> > Getting a very strange error with a new install of R from source on x86;
> >
> > make[3]: Leaving directory `/tmp/R.INSTALL.r20887/cluster/src'
> > ** R
> > ** data
> > **  moving datasets to lazyload DB
> > Error in factor(c(1, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1), 
> > : invalid labels; length 2 should be 1 or 1
> > Execution halted
> > ERROR: lazydata failed for package 'cluster'
> > ** Removing '/home/dylan/src/R-2.3.1/library/cluster'
> > make[2]: *** [cluster.ts] Error 1
> > make[2]: Leaving directory
> > `/home/dylan/src/R-2.3.1/src/library/Recommended' make[1]: ***
> > [recommended-packages] Error 2
> > make[1]: Leaving directory
> > `/home/dylan/src/R-2.3.1/src/library/Recommended' make: ***
> > [stamp-recommended] Error 2
> >
> > note that i am using the GCC flags:
> > CFLAGS=-march=opteron -ffast-math
> > CXXFLAGS=-march=opteron -ffast-math
> >
> > any ideas?
>
> Don't do that....
>
> Seriously!
>
> -ffast-math will allow the compiler to break IEEE math specifications,
>  which in turn will break R all over the place.

yikes! i wont do that anymore.

this fixed the problem. thanks!

cheers,

-- 
Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341