linux-kernel - Re: [PATCH 1/4] Adds -Wshadow=local on KBUILD

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Message-ID: <20181018165057.GH20831@zn.tnic>
Date:   Thu, 18 Oct 2018 18:50:57 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Leonardo Brás <leobras.c@...il.com>,
        lkcamp@...ts.libreplanetbr.org,
        Matthew Wilcox <willy6545@...il.com>,
        Andy Lutomirski <luto@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, X86 ML <x86@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Subject: Re: [PATCH 1/4] Adds -Wshadow=local on KBUILD_HOSTCFLAGS

On Fri, Oct 19, 2018 at 01:39:21AM +0900, Masahiro Yamada wrote:
> It is not realistic to enable this warning option by default.

I believe the question is whether to enable that warning by default in
KBUILD_HOSTCFLAGS. Enabling it by default for the target kernel is of
course, too noisy. That's why it is hidden behind W=2 there.

-- 
Regards/Gruss,
    Boris.

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