linux-kernel - Re: [git pull] x86 fixes

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Message-ID: <48C5977C.7020109@kernel.org>
Date:	Mon, 08 Sep 2008 14:22:04 -0700
From:	"H. Peter Anvin" <hpa@...nel.org>
To:	Sam Ravnborg <sam@...nborg.org>,
	linux-kbuild <linux-kbuild@...r.kernel.org>
CC:	linux@...dersweb.net, linux-kernel@...r.kernel.org,
	x86 maintainers <x86@...nel.org>
Subject: Re: [git pull] x86 fixes

H. Peter Anvin wrote:
> David Sanders wrote:
>> On Monday 08 September 2008 15:32, H. Peter Anvin wrote:
>>> diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu
>>> index e372b58..b72b4f7 100644
>>> --- a/arch/x86/Makefile_32.cpu
>>> +++ b/arch/x86/Makefile_32.cpu
>>> @@ -45,3 +45,8 @@ cflags-$(CONFIG_MGEODEGX1)    += -march=pentium-mmx
>>>  # cpu entries
>>>  cflags-$(CONFIG_X86_GENERIC)     += $(call tune,generic,$(call 
>>> tune,i686))
>> Peter, I'm getting this error:
>> as: unrecognized option `-mtune=generic32'
>> I have binutils 2.17.
>> David
> 
> Oh bloody hell...
> 
> cc-option = $(call try-run,\
>         $(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",$(1),$(2))
> 
> Note the -S.  Useless for anything related to the assembler.
> 
> /me wimpers...

Sam:

Is there a reason cc-option and friends use -S instead of -c?

	-hpa
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