From istazahn at gmail.com  Sat Jun 24 02:35:25 2017
From: istazahn at gmail.com (Ista Zahn)
Date: Fri, 23 Jun 2017 20:35:25 -0400
Subject: [Rd] v3.4.0-2 incompatible with gcc 7.1
In-Reply-To: <CAFut0+8OzW9nJFLYUqKymjkd+Vu8jTtBs_bP9m6_OS87ECx1Yw@mail.gmail.com>
References: <CAFut0+8VVZ+oCja9QypnuQ17GdUcXijBkjuVgYrgGweEAOJPYg@mail.gmail.com>
 <f0a264bc-dca3-2c65-1cab-29991e832b29@stats.ox.ac.uk>
 <CAFut0+8OzW9nJFLYUqKymjkd+Vu8jTtBs_bP9m6_OS87ECx1Yw@mail.gmail.com>
Message-ID: <CA+vqiLG0oPWYAbeGDtpAD6uJ8CoWFoy=sp_hvBVw04O3hv951g@mail.gmail.com>

FWIW, I don't have any problems with R on Arch Linux.

On Jun 23, 2017 1:32 PM, "Chris Cole" <chris.c.1221 at gmail.com> wrote:

> Thank you for correcting my misunderstandings, Professor. Compiling from
> source did the trick, and I'll be following up with the arch maintainers
> about addressing the issue on their end.
>
> Best,
>
> Chris
>
> On Fri, 23 Jun 2017 at 11:02 Prof Brian Ripley <ripley at stats.ox.ac.uk>
> wrote:
>
> > R is compatible with GCC 7.1 !  New compiler versions are tested, as
> > well as those under development for the major compilers.  (A few
> > packages still fail with GCC 7.1, but that was reported to their
> > maintainers months ago.)
> >
> > Just follow the instructions in the R-admin manual to install from
> sources.
> >
> > OTOH, ' v3.4.0-2 ' is not an R version number, so I think you are
> > referring to binary distributions on your Linux distro, which are not
> > the responsibility of 'Rcore or Rdevel' (whatever they are).
> >
> > On 23/06/2017 14:40, Chris Cole wrote:
> > > I'm on Arch Linux kernel version 4.11.6-1 using gcc version 7.1.1:
> > >
> > > gcc --version
> > > gcc (GCC) 7.1.1 20170516
> > >
> > > I have installed R through the arch package manager pacman and when I
> > > attempt to initiate it, R crashes stating a missing dependency:
> > >
> > > /usr/lib64/R/bin/exec/R: error while loading shared libraries:
> > > libgfortran.so.3: cannot open shared object file: No such file or
> > directory
> > >
> > > I thought that maybe a symlink was improperly placed in the package so
> I
> > > looked in /usr/lib to try to find the offending library.
> > >
> > > ls -halt /usr/lib/libgfortran.so.*
> > > lrwxrwxrwx 1 root root 20 May 16 03:01 /usr/lib/libgfortran.so.4 ->
> > > libgfortran.so.4.0.0
> > > -rwxr-xr-x 1 root root 7.1M May 16 03:01 /usr/lib/libgfortran.so.4.0.0
> > >
> > > Simply symlinking libgfortran.so.4.0.0 to libgfortran.so.3 did not
> work,
> > > and after some questioning on SO (
> > >
> > https://stackoverflow.com/questions/44658867/r-v3-4-0-2-
> unable-to-find-libgfortran-so-3-on-arch
> > )
> > > it seems that gfortran 7 has bumped the .so object to version 4.
> > >
> > > It seems that a relatively straightforward workaround for the present
> > would
> > > be to install a legacy version of gcc alongside the current version.
> > >
> > > I'm wondering if Rcore or Rdevel are moving towards being able to
> handle
> > > the new compiler version any time soon, and if there are any other
> > > workarounds than having two versions of the compiler.
> > >
> > > Thanks.
> > >
> > > Chris
> > >
> > >       [[alternative HTML version deleted]]
> > >
> > > ______________________________________________
> > > R-devel at r-project.org mailing list
> > > https://stat.ethz.ch/mailman/listinfo/r-devel
> > >
> >
> >
> > --
> > Brian D. Ripley,                  ripley at stats.ox.ac.uk
> > Emeritus Professor of Applied Statistics, University of Oxford
> >
> > ______________________________________________
> > R-devel at r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-devel
> >
>
>         [[alternative HTML version deleted]]
>
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>

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[Rd] v3.4.0-2 incompatible with gcc 7.1
Ista Zahn