Reference counting garbage collection

[Marcin 'Qrczak' Kowalczyk]

Thu, 23 Aug 2001 23:32:04 -0400, Tim Peters <tim.one at home.com> pisze:

>> Would it work for Python to not heap-allocate ints but tag them in
>> the lowest bit, assuming pointers are even?
> 
> No, and for several reasons.  The most obvious one is that Python
> runs on word-addressed machines, where no bits of a pointer are
> abusable.

Making it optional, falling back to current representation in such
case, solves this problem. Any others?

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