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Thu Jul 15 21:38:55 CEST 2004 · https://mail.python.org/pipermail/python-dev/2004-July/046225.html

Christopher T King wrote:
> I originally thought I'd need to use gcc's tail call optimization to
> achieve my aim (since CPython works the same way), but it turned out a 
> simple loop would suffice.  Unless Jython's implementation is radically 
> different (i.e. it doesn't pass frame objects to a function that evaluates 
> them) then it should be able to be implemented similarly.

Yes, Jython is radically different. Each function gets its own Java byte 
code, and calls are implemented as Java "invoke*" instructions. So if 
you call a different function at the tail, you can't replace that with a
jump instruction.

Regards,
Martin

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[Python-Dev] Proper tail recursion