linux-kernel - Re: [PATCH] kbuild: Require W=1 for -Wimplicit-fallthrough with clang

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Message-ID: <CAKwvOdm4Lsj1mPn3+FtPDrNVSQovsw8Fe9u6Yw3te7pD-izAog@mail.gmail.com>
Date:   Thu, 15 Aug 2019 16:05:19 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc:     Nathan Chancellor <natechancellor@...il.com>,
        Nathan Huckleberry <nhuck@...gle.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Joe Perches <joe@...ches.com>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] kbuild: Require W=1 for -Wimplicit-fallthrough with clang

On Thu, Aug 15, 2019 at 3:59 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> On Thu, Aug 15, 2019 at 10:45 PM Nathan Chancellor
> <natechancellor@...il.com> wrote:
> > * Revert commit bfd77145f35c ("Makefile: Convert -Wimplicit-fallthrough=3
> > to just -Wimplicit-fallthrough for clang") for the time being and just
> > rely on adding -Wimplicit-fallthrough to KCFLAGS for testing.
>
> I would avoid applying commits that will have to be reverted just for
> Clang, particularly since it is not fully supported yet.

"not fully supported yet" you say? *drops monocle*
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/MAINTAINERS?h=v5.3-rc4#n4001
-- 
Thanks,
~Nick Desaulniers