GNU bug report logs - #55895
[PATCH] maint: Fix ptr_align signature to silence -Wmaybe-uninitialized

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Package: coreutils;

Reported by: Anders Kaseorg <andersk <at> mit.edu>

Date: Fri, 10 Jun 2022 22:31:02 UTC

Severity: normal

Tags: patch

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

Bug is archived. No further changes may be made.

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Message #25 received at 55895 <at> debbugs.gnu.org (full text, mbox):

From: Anders Kaseorg <andersk <at> mit.edu>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: "55895 <at> debbugs.gnu.org" <55895 <at> debbugs.gnu.org>
Subject: Re: bug#55895: [PATCH] maint: Fix ptr_align signature to silence
 -Wmaybe-uninitialized
Date: Sat, 11 Jun 2022 21:18:00 +0000

I know C. I’m not saying that const implies writes don’t happen elsewhere. I’m saying that _aligning_ a const pointer implies it’s not _useful_ for _unaligned_ writes to happen elsewhere. And if you align the mutable pointer, you don’t need to separately align a const pointer.

Anders
This bug report was last modified 2 years and 341 days ago.

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