From: Kees Cook <keescook@chromium.org>
To: samitolvanen@google.com, masahiroy@kernel.org, michal.lkml@markovi.net
Cc: Kees Cook <keescook@chromium.org>,
trix@redhat.com, llvm@lists.linux.dev, nathan@kernel.org,
ndesaulniers@google.com, linux-kernel@vger.kernel.org,
linux-kbuild@vger.kernel.org
Subject: Re: [PATCH] Makefile.extrawarn: Move -Wcast-function-type-strict to W=1
Date: Sat, 1 Oct 2022 07:48:25 -0700 [thread overview]
Message-ID: <166463570274.4070760.11444179166073924518.b4-ty@chromium.org> (raw)
In-Reply-To: <20220930203310.4010564-1-samitolvanen@google.com>
On Fri, 30 Sep 2022 20:33:10 +0000, Sami Tolvanen wrote:
> We enable -Wcast-function-type globally in the kernel to warn about
> mismatching types in function pointer casts. Compilers currently
> warn only about ABI incompability with this flag, but Clang 16 will
> enable a stricter version of the check by default that checks for an
> exact type match. This will be very noisy in the kernel, so disable
> -Wcast-function-type-strict without W=1 until the new warnings have
> been addressed.
>
> [...]
Applied to for-next/hardening, thanks!
[1/1] Makefile.extrawarn: Move -Wcast-function-type-strict to W=1
https://git.kernel.org/kees/c/2120635108b3
--
Kees Cook
prev parent reply other threads:[~2022-10-01 14:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-30 20:33 [PATCH] Makefile.extrawarn: Move -Wcast-function-type-strict to W=1 Sami Tolvanen
2022-10-01 14:48 ` Kees Cook [this message]
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