Re: [PATCH] kbuild: move cc-option and cc-disable-warning after incl. arch Makefile
From: Masahiro Yamada
Date: Sun Dec 10 2017 - 00:29:44 EST
2017-11-27 21:25 GMT+09:00 Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>:
> Hi Yamada-san,
>
> On Mon, Nov 27, 2017 at 1:15 PM, Masahiro Yamada
> <yamada.masahiro@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxxx>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
>
> Thanks for the quick response!
>
> Tested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
>
> Gr{oetje,eeting}s,
>
> Geert
Applied to linux-kbuild/fixes.
--
Best Regards
Masahiro Yamada