[R-SIG-Mac] macos 26 considerations

[Gábor Csárdi]

❯ pkgutil --pkg-info=com.apple.pkg.Xcode
package-id: com.apple.pkg.Xcode
version: 26.2.0.0.1.1764914756
volume: /
location: /
install-time: 1770242581

❯ xcode-select -p
/Applications/Xcode.app/Contents/Developer

❯ clang --version
Apple clang version 17.0.0 (clang-1700.6.3.2)
Target: arm64-apple-darwin25.3.0
Thread model: posix
InstalledDir: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin

❯ sw_vers
ProductName: macOS
ProductVersion: 26.3
BuildVersion: 25D125

I don't have gfortran, I don't currently work on anything with fortran
code, and CRAN has binaries for R-devel as well.

G.

On Wed, Mar 4, 2026 at 1:27 AM <bill+rsigmac using 8pawexpress.com> wrote:
>
> Gabor,
>
> Even with macos 26.2, are you on xcode-14.3 and gfortran-14.2? Or are you working in R-devel and therefore on xcode-14.4?
>
> Bill
>
> On 2026-02-22 11:47, Gábor Csárdi wrote:
>
> On Sun, Feb 22, 2026 at 6:25 PM Bill Evans via R-SIG-Mac
> <r-sig-mac using r-project.org> wrote:
> [...]
>
> On 2026-02-22 09:15, Gábor Csárdi wrote:
>
> I am 26.2 and everything works fine, no need to reinstall anything,
> except maybe xquartz, which sometimes needs a reinstall after an
> update. But xquartz works fine as well.
>
> Very interesting! I’m curious about the difference in your experience
> and Prof Murdoch’s, perhaps the rgl-dev work is more nuanced than you’ve
> tested in your use of xquartz? I wonder if xorg-server would be any
> better (since it is quite a bit newer) for that.
>
> I don't use rgl or x11, so I indeed only ran `x11(); plot(1:10)` for a
> minimal test, and opengl indeed does not seem to work if I try
> library(rgl).
>
> If I just install xorg-server and xinit, then R does not find the X
> server when loading the R_X11 dll.
>
> G.
>
> ​