GNU bug report logs - #77883
31.0.50; C-c C-e in *scratch* generates a missing lexical binding cookie warning

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Message #20 received at 77883 <at> debbugs.gnu.org (full text, mbox):

From: Michael Heerdegen <michael_heerdegen <at> web.de>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 77883 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca, spwhitton <at> spwhitton.name
Subject: Re: bug#77883: 31.0.50; C-c C-e in *scratch* generates a missing
 lexical binding cookie warning
Date: Fri, 18 Apr 2025 14:22:36 +0200

Eli Zaretskii <eliz <at> gnu.org> writes:

> I mean, what's the logic behind ignoring the current value of
> lexical-binding, but heeding the cookie? let alone defaulting to
> dynamic binding if there's no cookie?  If the reason is backward
> compatibility, I think I'd like to see the details: where would
> changing this cause problems?
>
> And note that this aspect of the eval-buffer's behavior is not
> documented in the ELisp manual, which is also not a good thing.

Indeed.  This looks like an anachronism to me.  But I would have to
investigate how the current situation evolved.  Unless someone else
remembers...


Michael.

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