[Rd] --enable-BLAS-shlib conflict with --with-lapack in configure?

Peter Dalgaard P.Dalgaard at biostat.ku.dk
Thu Jul 3 14:08:11 CEST 2008

Bjørn-Helge Mevik wrote:
>> If you are concerned about performance you definitely do not want to use
>> shared R, not a shared BLAS.
> I'm sorry, I don't quite follow you here.  Do you mean not create a shared R
> and not create a shared BLAS, or was there a "not" too many?
"Nor", I think. (One of a set of confusing typos. Others include "not"
instead of "now" or "note". Note that I would ever make such silly

As for the subject matter, you _can_ actually create such at thing as an
optimized, shared BLAS/Lapack, and it is probably faster than an
unoptimized, shared one (well, at least you could create them when I
played with this some years ago). It's just that people think it is a
bit silly, so they are not doing it for you, and as I recall it, you
also need to tinker a bit more than usual with the build process of the

   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark      Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)              FAX: (+45) 35327907

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