GNU bug report logs - #57911
Abolish max-specpdl-size

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Package: emacs;

Reported by: Mattias Engdegård <mattias.engdegard <at> gmail.com>

Date: Sun, 18 Sep 2022 14:57:01 UTC

Severity: normal

Done: Mattias Engdegård <mattias.engdegard <at> gmail.com>

Bug is archived. No further changes may be made.

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From: Alan Mackenzie <acm <at> muc.de>
To: Mattias Engdegård <mattiase <at> acm.org>
Cc: 57911 <at> debbugs.gnu.org, Lars Ingebrigtsen <larsi <at> gnus.org>, Michael Albinus <michael.albinus <at> gmx.de>, Stefan Monnier <monnier <at> iro.umontreal.ca>, emacs-devel <at> gnu.org
Subject: bug#57911: master 60102016e4: Abolish max-specpdl-size (bug#57911)
Date: Tue, 27 Sep 2022 10:14:55 +0000

Hello, Mattias.

On Tue, Sep 27, 2022 at 11:01:40 +0200, Mattias Engdegård wrote:
> 27 sep. 2022 kl. 10.47 skrev Alan Mackenzie <acm <at> muc.de>:

> > I've now fixed these warnings.

> Thank you Alan! One detail though:

> >   (let ((-varlist- varlist) msp-binding)

> Here `-varlist-` aliases `varlist`...

> >          (setq -varlist- (delq 'max-specpdl-size -varlist-)))

> ... the original macro argument is mutated, which is directly from the source code -- maybe don't do that in a macro?
> Then we set `-varlist-`, but that's a dead store because...

> >     `(let* ,varlist ,@body)))

> ... we use `varlist`.

Thanks for spotting those mistakes.  I think I've now fixed them with a
second commit.

-- 
Alan Mackenzie (Nuremberg, Germany).
This bug report was last modified 2 years and 296 days ago.

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