Re: [Rd] Follow-Up: R on FC4

From: Peter Dalgaard <p.dalgaard_at_biostat.ku.dk>
Date: Mon 01 Aug 2005 - 18:43:55 GMT

Gavin Simpson <gavin.simpson@ucl.ac.uk> writes:

> > Try this again -- it is a random test. If it fails again then something
> > is wrong. The tolerance on these tests is not very tight, certainly
> > nowhere near rounding error.
>
> Thanks Thomas,
>
> A re-compile with the same options of R-Devel went through without
> error.
>
> So far so good with FC4, gcc4, gfortran and R!

The problem affecting the Fedora Extras RPM is still there with the new compilers though:

 -Wp,-D_FORTIFY_SOURCE=2

combined with -O or -O2 causes a strange printing bug:

> matrix(list(pi))

     [,1]
[1,]

(You don't have to use that option of course, but it suggests that not all is well with the optimizer. And the Fedora maintainer seem set on using it, which is a bit of a problem.)

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

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Received on Tue Aug 02 04:47:51 2005

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