I have heard rumors of GCC 4.7.2, has this been abandoned? Kasper
On Wed, Mar 20, 2013 at 5:23 AM, Prof Brian Ripley <[email protected]> wrote: > R 3.0.0 is due to be released on Apr 3, and is now in beta. Simon is > travelling but before he left put up a binary distribution at > http://r.research.att.com/snowleopard/R-3.0-branch/R-3.0-branch-snowleopard-signed.pkg > . A high proportion of CRAN is available as binary packages, and we will > improve that over the next two weeks. > > UseRs and especially package developers are encouraged to try this out. For > CRAN packages there are logs available at > http://cran.r-project.org/web/checks/check_results_NAME.html (replace NAME > by the name of your package). > > Note that there are quite a few changes in this pre-release: > > - it requires Snow Leopard or later. > > - it is x86_64 only and sub-architectures are not used. > > - the recommended compilers have changed and the CRAN distribution uses > rather specific names for them to make it easier to match them. Those > compilers need Xcode 4.2 or later and (if relevant) a Fortran compiler from > http://r.research.att.com. Note that the binary is set up for the matching > gfortran for 10.6: if you have Lion or Mountain Lion you will need to edit > FLIBS in etc/Makeconf. > > - the relevant manuals are part of the distribution, or see > http://cran.r-project.org/doc/manuals/r-devel/R-admin.html, especially > chapter 4 and sections 6.3.2 and C.4. > > I've reported most of the issues thrown up with CRAN packages to their > maintainers. Common issues are > > - including headers such as R.h which have #defines before system headers > and/or without R_NO_REMAP or similar (see 'Writing R Extensions'). > > - misuse of 'inline' in C code: only 'static inline' is really portable. > > - lack of care with OpenMP: the CRAN distribution does not support OpenMP > and this toolchain has flaky OpenMP support. > > Note too that checking with clang (at least the version in Xcode 4.6) rather > than gcc shows up further problems: the R-admin manual shows you how to set > that up for yourself. > > -- > Brian D. Ripley, [email protected] > 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 > > _______________________________________________ > R-SIG-Mac mailing list > [email protected] > https://stat.ethz.ch/mailman/listinfo/r-sig-mac _______________________________________________ R-SIG-Mac mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-mac
