[gclist] ref-counting performance cost

[Nick Barnes]

At 2000-09-15 05:48:23+0000, Manoj Plakal writes:

> PS: On a related note, the Python interpreter used reference-counting
>     exclusively till the latest release of Python 2.0 which included
>     an optional "collect cycles" routine. I'm not sure whether
>     they've adapted the BDW collector to do this or whether they
>     wrote their own. Python allows extensions written in arbitrary
>     languages but I guess they need to enforce restrictions on
>     how Python objects get manipulated or how you can store 
>     pointers to them, or else memory leaks.

Not BDW.  Some home-grown thing.  Only handles cycles entirely in
Python objects.

Nick B


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