Python 2.0

Yukihiro Matsumoto matz at
Thu Jun 10 05:08:02 EDT 1999

adjih at writes:

|  Yukihiro Matsumoto <matz at> wrote:
|> You don't have to know stack address to implement mark-sweep register,
|> unless you want to make it conservative.  The mark-sweep GC can be
|> written in ANSI-C portable.
|But then this can break Python C modules, because references are held
|from the C stack.

In case you abandon ref counting, yes.  But with the method like which
described by Guido in <5laeu8zmza.fsf at>, you
still don't have to peep in C stack, I think.


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