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

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Message #224 received at 75964 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Kangas <stefankangas <at> gmail.com>
To: Paul Eggert <eggert <at> cs.ucla.edu>, Eli Zaretskii <eliz <at> gnu.org>
Cc: pipcet <at> protonmail.com, 75964 <at> debbugs.gnu.org
Subject: Re: bug#75964: Switching the Emacs build to -Wswitch-enum in src/
Date: Wed, 5 Feb 2025 14:20:12 -0800

Paul Eggert <eggert <at> cs.ucla.edu> writes:

>> I very much doubt these techniques will make our situation
>> significantly better, if at all.
>
> Admittedly Emacs has more serious bugs than enum mismatches. However,
> checking these mismatches can help find mistakes or help clarify code.

We had Bug#75712, for example, which I believe Pip Cet found by enabling
-Wswitch-enum.  It would be nice to catch such bugs statically.

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