https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83649
--- Comment #1 from Janne Blomqvist <jb at gcc dot gnu.org> --- I forgot a reference; see http://man7.org/linux/man-pages/man2/read.2.html https://stackoverflow.com/questions/38586144/error-when-trying-to-write-a-file-larger-than-2-gb-on-linux suggests that macOS isn't able to handle writes >= 2 GB either.
