[Rd] O2 optimization produces wrong code (PR#5315)
Prof Brian Ripley
ripley at stats.ox.ac.uk
Tue Nov 25 16:47:01 MET 2003
This is a long-known problem: one example is the MASS example in the
script ch15.R, and that has gone wrong on platforms other than Windows.
It has been reported to the maintainer in the past.
On Tue, 25 Nov 2003, Duncan Murdoch wrote:
> On Tue, 25 Nov 2003 15:51:22 +0100 (CET), jean.coursol at math.u-psud.fr
> wrote :
> >Full_Name: jean coursol
> >Version: 1.7.1, 1.8.0
> >OS: linux & Windows-XP
> >Submission from: (NULL) (126.96.36.199)
> >Binary MS-Windows akima module from CRAN (1.8.0 version) produces wrong results
> >with some data.
> This isn't an R bug, it's a contributed package bug. You should write
> to the package maintainer Albrecht Gebhardt
> <albrecht.gebhardt at uni-klu.ac.at> and the Windows binary package
> maintainer Uwe Ligges <ligges at statistik.uni-dortmund.de>, including
> code to reproduce the bug.
> I'd suggest trying it with 1.8.1 first; it's possible you were seeing
> the effects of some other bug that has been fixed.
> Duncan Murdoch
> R-devel at stat.math.ethz.ch mailing list
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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