On Mon, Aug 29, 2005 at 11:48:23AM +0100, Prof Brian Ripley wrote: > On Mon, 29 Aug 2005, Göran Broström wrote:
> >LAPACK/BLAS routines call xerbla "if an input parameter has an > >invalid value" (exact quote from XERBLA at Netlib). Other types of errors > >are not printed (by xerbla), but it is up to the user to check the return > >value of the argument 'INFO'. See > >http://www.netlib.org/lapack/lug/node119.html. > > Maybe, that is not actually true for real-life LAPACK implementations, as > I did say. > > >So we can safely give the more informative, original, error messages, > >together with mentioning LAPACK and eventually BLAS, whatever you prefer. > >This would "make clear what these refer to". Given that other BLAS/LAPACK > >routines than xerbla aren't changed in R, of course. > > Irrelevant as R is often compiled against other ones implementations. That confuses me. My R installation (R-devel of yesterday) is compiled against ATLAS BLAS (from Debian-unstable). Why, then, is xerbla from R sources used anyway? Göran ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
