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Re: GC: marking traversal and pure symbols


From: Andreas Schwab
Subject: Re: GC: marking traversal and pure symbols
Date: Fri, 06 Jul 2007 14:33:01 +0200
User-agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.1 (gnu/linux)

Ken Raeburn <address@hidden> writes:

> It wouldn't strike me as a bad thing to make the function slot of Qnil
> unsettable this way...

That is already impossible.

ELISP> (defun nil () nil)
*** Eval error ***  Attempt to set a constant symbol: nil

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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