GNU bug report logs - #25154
25.1; Bindings in cl-letf are in reverse order

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Message #25 received at 25154 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Philipp Stephani <p.stephani2 <at> gmail.com>
Cc: 25154 <at> debbugs.gnu.org, agrambot <at> gmail.com, tino.calancha <at> gmail.com
Subject: Re: bug#25154: 25.1; Bindings in cl-letf are in reverse order
Date: Sat, 10 Dec 2016 16:09:45 +0200

> From: Philipp Stephani <p.stephani2 <at> gmail.com>
> Date: Sat, 10 Dec 2016 13:41:16 +0000
> Cc: 25154 <at> debbugs.gnu.org, Alex <agrambot <at> gmail.com>
> 
>  > Isn't it true that the order of evaluation in a 'let' is unspecified?
>  > If you want a particular order, use 'let*'.
>  Right, the order of evaluation in a let is up to the implementation. A program
>  should not rely on such details.
>  The same statement should apply to cl-letf.
> 
> I think that should be mentioned explicitly in the manuals: given that the order of value evaluations is specified,
> people might expect the same for the bindings themselves.

I agree, patches to that effect are welcome.  (AFAICT, the manual
tries to say that already, but the wording could be more explicit.)

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