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Re: Emacs Lisp's future

From: David Kastrup
Subject: Re: Emacs Lisp's future
Date: Fri, 19 Sep 2014 10:46:03 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux)

Andreas Schwab <address@hidden> writes:

> Ivan Andrus <address@hidden> writes:
>> On Sep 18, 2014, at 9:17 AM, Richard Stallman <address@hidden> wrote:
>> setcar is not entirely equivalent to rplaca -- they return different
>> values.  That's why I gave it a different name.
>> That appears to no longer be true (emacs-24 branch):
> For some value of "no longer".
> Changes in Emacs 1.6
> * rplaca is now a synonym for setcar, and rplacd for setcdr.
>  eql is now a synonym for eq; it turns out that the Common Lisp
>  distinction between eq and eql is insignificant in Emacs.
>  numberp is a new synonym for integerp.

Well, the other changes have not survived when Emacs gained floating
point numbers.  Version 19.0 or so?

David Kastrup

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