ANN: Dogelog Runtime, Prolog to the Moon (2021)

[Greg Ewing]

> On Mon, Sep 20, 2021 at 3:19 AM Mostowski Collapse <janburse at fastmail.fm> wrote:
>>
>> On the other hand if I would use the trigger
>> from Python, I possibly would need a double linked
>> list, to remove an element.

Here's another idea: Put weak references in the trail, but
don't bother with the scanning -- just skip over dead ones
during backtracking.

Seems to me you would be doing about the same amount of
work either way, just doing it at different times.

-- 
Greg