GNU bug report logs - #75593
31.0.50; Faulty macro kills Emacs

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: ahprae <at> protonmail.com, mattiase <at> acm.org, pipcet <at> protonmail.com, 75593 <at> debbugs.gnu.org
Subject: bug#75593: 31.0.50; Faulty macro kills Emacs
Date: Thu, 16 Jan 2025 21:23:19 +0200

> From: Stefan Monnier <monnier <at> iro.umontreal.ca>
> Cc: Pip Cet <pipcet <at> protonmail.com>,  mattiase <at> acm.org,
>   ahprae <at> protonmail.com,  75593 <at> debbugs.gnu.org
> Date: Thu, 16 Jan 2025 13:17:17 -0500
> 
> > IOW, can we prevent crashes in a way that is cheap in production
> > builds, since 'eval' is quite a hotspot?
> 
> I would actually be surprised if `Feval` is a hotspot.
> 
> AFAIK `eval_sub` is sometimes a hotspot (tho only when running
> non-compiled code, which *should* be somewhat infrequent), but I don't
> think `Feval` is.

I hope you are right.  The benchmark should tell us.

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