linux-kernel - Re: [PATCH] Makefile: use -Wno-main in the full kernel tree

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Message-ID: <CAHk-=wgnvC=Tyejg_ts1O7yZYRxAgS+mxStCWM+PcyFPnaw1sw@mail.gmail.com>
Date:   Mon, 16 Aug 2021 14:33:28 -1000
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Daniel Bristot de Oliveira <bristot@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Subject: Re: [PATCH] Makefile: use -Wno-main in the full kernel tree

On Fri, Aug 13, 2021 at 2:01 PM Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> From a quick google, it seems like '-Wmain' means something else for
> clang. But it is probably ok.

So the warnings that clang gives with -Wmain seem to be much more reasonable.

Which makes me think that the '-Wno-main' thing would likely be better
as a gcc-only thing.

Maybe something like this instead?

              Linus

View attachment "patch.diff" of type "text/x-patch" (539 bytes)