GNU bug report logs - #75964
Switching the Emacs build to -Wswitch-enum in src/

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Message #182 received at 75964 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: acorallo <at> gnu.org, pipcet <at> protonmail.com, eggert <at> cs.ucla.edu,
 75964 <at> debbugs.gnu.org, stefankangas <at> gmail.com
Subject: Re: bug#75964: Switching the Emacs build to -Wswitch-enum in src/
Date: Tue, 04 Feb 2025 16:57:34 +0200

> From: Stefan Monnier <monnier <at> iro.umontreal.ca>
> Cc: Eli Zaretskii <eliz <at> gnu.org>,  eggert <at> cs.ucla.edu,
>   75964 <at> debbugs.gnu.org,  stefankangas <at> gmail.com,  Andrea Corallo
>  <acorallo <at> gnu.org>
> Date: Tue, 04 Feb 2025 08:58:21 -0500
> 
> > Switching over an enum without a default: label will generate
> > fall-through code, for those cases in which the enum variable has a
> > value that's not in the enumeration.
> 
> Ah, thanks, now I understand the problem.
> 
> Yes, this part of C sucks and I had forgotten about it.

What sucks and why?

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