PS One aspect I didn't mention clearly (my bad) that this does not affect all
or even most packages: in most cases the src/Makevars should indeed be as
simple as possible. But in _some_ cases we need to cooperate with external
libraries and in some of these cases the switch has been seen to be
On 10 December 2023 at 17:07, Simon Urbanek wrote:
| As discussed here before packages should *never* set -mmacosx-version-min
| or similar flags by hand.
a) That is in conflict with what was said in the past; we have used an
explicit min version of 10.14 for the C++17 we were using then (and
As discussed here before packages should *never* set -mmacosx-version-min or
similar flags by hand. As documented in R-exts 1.2 packages should retrieve
compiler flags from R (this includes compiling 3rd party dependencies).
Incidentally, older versions of R have included -mmacosx-version-min
Last month, I had asked about the setting '-mmacosx-version-min' here. The
setting can be used to specify what macOS version one builds for. It is,
oddly enough, not mentioned in Writing R Extension but for both r-release and
r-devel the R Administration manual states
• Current CRAN macOS
