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Re: e and pi


From: Stefan Monnier
Subject: Re: e and pi
Date: Sat, 18 Sep 2010 00:13:32 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

>> Having defconst not introduce special variables would be non-ideal
>> (in my opinion), since defconst does do that in Common Lisp.
> In CL it's called DEFCONSTANT and constants are not special.  Using a
> constant in SETQ, LET, or LAMBDA is not allowed (it's an error in most
> implementations, just like setq on t is an error in Elisp).

In Elisp it's not (yet) an error, but the byte-compiler will complain.


        Stefan "don't worry about the «yet», it's likely to stay that
                way for another decade"



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