[Rd] make hanging during compile of r-patched/R-devel on Fedora Core 3

Prof Brian Ripley ripley at stats.ox.ac.uk
Thu May 5 07:52:10 CEST 2005


On Wed, 4 May 2005, Peter Dalgaard wrote:

> Gavin Simpson <gavin.simpson at ucl.ac.uk> writes:
>
>> Basically, the LAPACK in FC3 is broken because it was compiled with
>> gcc-3.4 and that introduced errors when -O2 optimisations were used to
>> compile the rpm. That bug was recently reopened so there may be the
>> possibility of the FC3 rpm being updated (the underlying problem has
>> been fixed by compiling with lower optimisation).
>
> There's a pending update on lapack/blas now, which may or may not fix
> the issue (no announcement in the archives).
>
> Any clue whether there is any benefit in using the FC3 versions over
> the versions that ships with R?

Yes: at least for earlier versions, none. (See the comments in the R-admin 
manual I quoted yesterday which no one else seems to have read.)

-- 
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



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