Simon has recently brought up (on R-core) the related issue of what to use as the target platform for 4.0.0.
I don't know whether he is ready to take his deliberations to a wider audience at this point. -pd > On 18 Feb 2020, at 09:14 , Patrick Schratz <patrick.schr...@gmail.com> wrote: > > Hi, > > I am experimenting since some days to find the “best” compiler toolchain for > R-devel to get R-devel package source installs on the new macOS Github > Actions runners work in a somewhat stable way. > I am also on macOS locally which I use for testing as well. > > I am aware of https://github.com/rmacoslib/r-macos-rtools. However, using > clang7 for all (CC, CXX, etc) leads to some packages failing to build > (sometimes due to missing OpenMP capabilities, sometimes undefined). > > Therefore I decided to try out gcc (v8 and v9). While this solves most of the > OpenMP issues, I am running into problems for other packages regarding CC > compilation. > > Turns out that using any clang version for CC solves most problems but not > all. > However then I have a mix of gcc and clang which is most likely cause other > issues. > > Currently Jeroen is developing a new gcc8 based toolchain for Windows. > > I was reading the macOS CRAN dev pages but could not find any reasoning why > > • clang7 is suggested > • gcc is not used > • What future plans are there for the toolchain on macOS > > Could someone shine some light on this? Thanks :) > > Cheers, Patrick > > [[alternative HTML version deleted]] > > _______________________________________________ > R-SIG-Mac mailing list > R-SIG-Mac@r-project.org > https://stat.ethz.ch/mailman/listinfo/r-sig-mac -- Peter Dalgaard, Professor, Center for Statistics, Copenhagen Business School Solbjerg Plads 3, 2000 Frederiksberg, Denmark Phone: (+45)38153501 Office: A 4.23 Email: pd....@cbs.dk Priv: pda...@gmail.com _______________________________________________ R-SIG-Mac mailing list R-SIG-Mac@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-mac
