linux-kernel - Re: -Werror for `make W=0`

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Message-ID: <CAK7LNATQ1oAQm19-mzCKdMQsiQsYT9BRH5H7zukpFSzJw5WZZQ@mail.gmail.com>
Date:   Wed, 19 Aug 2020 19:45:14 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Ard Biesheuvel <ardb@...nel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>, X86 ML <x86@...nel.org>,
        David Laight <David.Laight@...lab.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: Re: -Werror for `make W=0`

On Wed, Aug 19, 2020 at 6:44 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> Hi!
>
> Maybe silly idea, but would it make sense to enable -Werror for default warning
> level, let's say W=0, at some point?
>

Every GCC release adds new warning options.

Enabling -Werror by default means
the kernel build is suddenly broken
with new compilers, correct?

-- 
Best Regards
Masahiro Yamada