[R-sig-Debian] R 3.6.0 for Debian buster

[Johannes Ranke]

Am Montag, 29. April 2019, 15:03:54 CEST schrieb Kurt Hornik:
> >>>>> Johannes Ranke writes:
> > Am Montag, 29. April 2019, 13:44:03 CEST schrieb Kurt Hornik:
> >> >>>>> Johannes Ranke writes:
> >> Thanks.  You may have seen that with current gfortran in
> >> testing/unstable, there are problems with the R BLAS/LAPACK API entries
> >> using a Fortran interface (and hence in particular when using the BLAS
> >> and LAPACK sources that ship with R).
> > 
> > No, I wasn't aware of this. Is there a bug report where this is
> > discussed?
> 
> Not really, as the issue seems to complicated to condense into a bug
> report.  From discussions with Thomas Koenig from the GCC team, it seems
> that f2c, g77 and now gfortran have always added additional character
> length arguments for each character argument, where the R
> F77_NAME/F77_CALL mechanism has always called with the arguments of the
> Fortran subroutine but without the additional length arguments.  A
> change in gcc trunk also ported to gcc-8-branch apparently changed what
> happened in such case, to the effect that we're now seeing about 25
> CRAN packages fail their run time checks with segfaults or run time
> errors ...
> 
> But things are actually hard to pin down for us, and no obvious "fix"
> is in sight.  It would be great if at least for the gfortran-8 that
> Debian will release we would get the old behavior back ...

I think the likelihood of this would be greater if there was a bug against the 
version of gfortran in unstable/testing... Can you give a small reproducible 
example?

Johannes

> 
> Best
> -k
> 
> > Johannes
> > 
> >> It seems I can avoid these using
> >> OpenBLAS (but then this really only works find for me provided I setenv
> >> OPENBLAS_NUM_THREADS=1).
> >> 
> >> -k
> >> 
> >> > Dear all,
> >> > Now that the upcoming Debian release "buster" is frozen, I have started
> >> > supplying backports for it. Pending mirror synchronisations, R 3.6.0 is
> >> > now
> >> > available for Debian buster on i386 and amd64 architectures. Please
> >> > refer
> >> > to>
> >> > 
> >> >   https://cran.r-project.org/bin/linux/debian/
> >> > 
> >> > for details. At the moment I am not providing binaries for the arm
> >> > architecture for buster, as the SD card in my raspberry 3 has died and
> >> > I
> >> > do
> >> > not use these binaries any more anyways. Let me know if this is a
> >> > problem.
> >> > 
> >> > Kind regards,
> >> > 
> >> > Johannes
> >> > 
> >> > _______________________________________________
> >> > R-SIG-Debian mailing list
> >> > R-SIG-Debian using r-project.org
> >> > https://stat.ethz.ch/mailman/listinfo/r-sig-debian
> 
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-- 
PD Dr. Johannes Ranke
Grenzach-Wyhlen