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

> Gerd Möllmann <gerd.moellmann@gmail.com> writes:
>
>> In any case, I think I would try to change DO_MARKERS to start at the
>> end of the marker vector. If fix_marker_vector runs often enough one
>> could also "straighten" the free-list there, maybe.
>
> Or one could build a doubly-linked list of markers in most-recently
> created order. But that would mean 3 array slots per marker in the
> marker vector. Don't know.

Which would be something like the attached. Can someone try this with
the original recipe? (It's a quick sketch, and blah blah.)