GNU bug report logs - #56739
29.0.50; `cl-psetq' and `cl-psetf' fail to recognize symbol macros

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Message #11 received at 56739 <at> debbugs.gnu.org (full text, mbox):

From: Michael Heerdegen <michael_heerdegen <at> web.de>
To: Wing Hei Chan <whmunkchan <at> outlook.com>
Cc: 56739 <at> debbugs.gnu.org
Subject: Re: bug#56739: 29.0.50; `cl-psetq' and `cl-psetf' fail to recognize
 symbol macros
Date: Wed, 03 Aug 2022 01:59:01 +0200

Wing Hei Chan <whmunkchan <at> outlook.com> writes:

> The following form produces (2 2) due to the failure of detecting
> dependencies involving symbol macros.
>
> (cl-symbol-macrolet ((c a))
>   (let ((a 1) (b 2))
>     (cl-psetq a b
>               b c)
>     (list a b)))

There is a second case that also fails: a symbol macro at a PLACE
position:

(cl-symbol-macrolet ((c a))
  (let ((a 1))
    (cl-psetf c 2
              b a)
    (list a b)))

==> (2 2)  ;should be (2 1)

Michael.

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