[Rd] make check failure: lapack.Rout.fail
Prof Brian Ripley
ripley at stats.ox.ac.uk
Wed Feb 14 16:14:17 CET 2007
On Wed, 14 Feb 2007, Armstrong, Whit wrote:
> I see that the comment in the lapack test indicates that developers are
> aware of this issue.
> Are there any known fixes to this problem? compiler flags, etc.
> an upgrade to a more recent gcc is not an option for me.
Well, R-devel has an updated LAPACK so you could try that.
But the real problem is the 2003 compiler, from well before x86_64 Linux
was stable and the known fix is to use a less ancient g77.
> this occurred while doing make check-all on R-patched_2007-02-11.tar.gz
> with the following:
> RHEL3 on x86_64
> gcc (GCC) 3.2.3 20030502 (Red Hat Linux 3.2.3-47)
> GNU Fortran (GCC 3.2.3 20030502 (Red Hat Linux 3.2.3-47)) 3.2.3 20030502
> (Red Hat Linux 3.2.3-47)
> code snip:
>> ## failed for some 64bit-Lapack-gcc combinations:
>> sm <- cbind(1, 3:1, 1:3)
>> eigenok(sm, eigen(sm))
> Error: abs(A %*% V - V %*% diag(lam)) < Eps is not all TRUE
> Execution halted
> Thanks in advance,
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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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