From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
Michael Ellerman <mpe@ellerman.id.au>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
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Subject: Re: (subset) [PATCH 00/34] address all -Wunused-const warnings
Date: Mon, 22 Apr 2024 18:16:23 +1000 [thread overview]
Message-ID: <171377378377.1025456.1313405994816400451.b4-ty@ellerman.id.au> (raw)
In-Reply-To: <20240403080702.3509288-1-arnd@kernel.org>
On Wed, 03 Apr 2024 10:06:18 +0200, Arnd Bergmann wrote:
> Compilers traditionally warn for unused 'static' variables, but not
> if they are constant. The reason here is a custom for C++ programmers
> to define named constants as 'static const' variables in header files
> instead of using macros or enums.
>
> In W=1 builds, we get warnings only static const variables in C
> files, but not in headers, which is a good compromise, but this still
> produces warning output in at least 30 files. These warnings are
> almost all harmless, but also trivial to fix, and there is no
> good reason to warn only about the non-const variables being unused.
>
> [...]
Applied to powerpc/next.
[01/34] powerpc/fsl-soc: hide unused const variable
https://git.kernel.org/powerpc/c/01acaf3aa75e1641442cc23d8fe0a7bb4226efb1
cheers
prev parent reply other threads:[~2024-04-22 8:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-03 8:06 [PATCH 00/34] address all -Wunused-const warnings Arnd Bergmann
2024-04-03 8:06 ` [PATCH 16/34] iio: ad5755: hook up of_device_id lookup to platform driver Arnd Bergmann
2024-04-03 9:36 ` Andy Shevchenko
2024-04-03 9:55 ` Krzysztof Kozlowski
2024-04-03 10:01 ` Arnd Bergmann
2024-04-06 15:30 ` Jonathan Cameron
2024-04-06 15:31 ` Jonathan Cameron
2024-04-06 5:20 ` [PATCH 00/34] address all -Wunused-const warnings patchwork-bot+netdevbpf
2024-04-10 8:02 ` (subset) " Sebastian Reichel
2024-04-22 8:16 ` Michael Ellerman [this message]
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