GNU bug report logs - #40693
28.0.50; json-encode-alist changes alist

Previous Next

Package: emacs;

Reported by: Ivan Andrus <darthandrus <at> gmail.com>

Date: Sat, 18 Apr 2020 03:01:02 UTC

Severity: normal

Tags: fixed, patch

Found in version 28.0.50

Fixed in version 28.1

Done: "Basil L. Contovounesios" <contovob <at> tcd.ie>

Bug is archived. No further changes may be made.

Full log

Message #47 received at 40693 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Michael Heerdegen <michael_heerdegen <at> web.de>
Cc: Ivan Andrus <darthandrus <at> gmail.com>, 40693 <at> debbugs.gnu.org,
 Drew Adams <drew.adams <at> oracle.com>
Subject: Re: bug#40693: 28.0.50; json-encode-alist changes alist
Date: Sun, 19 Apr 2020 17:32:12 -0700

On 4/19/20 5:25 PM, Michael Heerdegen wrote:
> This can be confused with variables declared with `defconst' - these are
> declared constants but it is possible to change their bindings.  You are
> speaking about self-evaluating symbols like nil and t, right?

Yes, and this includes symbols that start with : in the initial obarray (though 
there's a weird exception for (set :foo :foo)).

How about if we change "Modifying a constant symbol signals an error..." to 
"Changing a self-evaluating symbol's value signals an error..."?
This bug report was last modified 5 years and 58 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.