Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> Just want to add that all SAFE_NALLOC uses should be checked in
> scratch/igc. For example, set_overlays_multibyte uses it to store
> itree_node *, and itree_node is in MPS.
>
> I think I'll just make it allocate a root in my Emacs. That's the least
> work.

Please find attached what I'm using now in my Emacs, in addition to your
xstrdup commit.