myglc2 <myg...@gmail.com> skribis: > I can assure you that if our users do guix pull and invisibly get a new > R release,
They need to to ‘guix pull’ *and* ‘guix package -u’. > their analyses will from time to time break. So we may want a simple > way for them to back down to a previous release. So.. I am thinking it > would make sense to keep previous versions of R in the recipe. What do > others think? I don’t use R myself; keeping a couple of R versions would be fine, though R packages would always be built only against the latest R. Ludo’.