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From: Ken Raeburn <raeburn@raeburn.org>
Newsgroups: gmane.emacs.devel
Subject: Re: bootstrap problem with union Lisp_Object
Date: Wed, 7 Dec 2005 15:04:08 -0500
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Cc: Stefan Monnier <monnier@iro.umontreal.ca>, emacs-devel@gnu.org
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On Dec 6, 2005, at 10:52, Andreas Schwab wrote:
> Not necessarily.  Making macros safe on side effects is usually not  
> hard,

Not sure I agree with that part, as Stefan pointed out...

> and in the case of EQ it is trivial too:
>
> #define EQ(x, y) ((x).i == (y).i)

Yes, I think that would work... I'll try a bootstrap just to be sure,  
but it looks fine.

Ken