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Date:   Sun, 10 Dec 2017 14:28:43 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     linux-kbuild <linux-kbuild@...r.kernel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kbuild: move cc-option and cc-disable-warning after incl.
 arch Makefile

2017-11-27 21:25 GMT+09:00 Geert Uytterhoeven <geert@...ux-m68k.org>:
> Hi Yamada-san,
>
> On Mon, Nov 27, 2017 at 1:15 PM, Masahiro Yamada
> <yamada.masahiro@...ionext.com> wrote:
>> Geert reported commit ae6b289a3789 ("kbuild: Set KBUILD_CFLAGS before
>> incl. arch Makefile") broke cross-compilation using a cross-compiler
>> that supports less compiler options than the host compiler.
>>
>> For example,
>>
>>   cc1: error: unrecognized command line option "-Wno-unused-but-set-variable"
>>
>> This problem happens on architectures that setup CROSS_COMPILE in their
>> arch/*/Makefile.
>>
>> Move the cc-option and cc-disable-warning back to the original position,
>> but keep the Clang target options.
>>
>> Fixes: ae6b289a3789 ("kbuild: Set KBUILD_CFLAGS before incl. arch Makefile")
>> Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
>
> Thanks for the quick response!
>
> Tested-by: Geert Uytterhoeven <geert@...ux-m68k.org>
>
> Gr{oetje,eeting}s,
>
>                         Geert


Applied to linux-kbuild/fixes.

-- 
Best Regards
Masahiro Yamada

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