From: Sam Ravnborg <sam@ravnborg.org>
To: Michal Semler <cijoml@volny.cz>
Cc: linux-kernel@vger.kernel.org
Subject: Re: passing my own compiler options into linux kernel compiling
Date: Thu, 24 Jul 2003 22:58:37 +0200 [thread overview]
Message-ID: <20030724205837.GA1176@mars.ravnborg.org> (raw)
In-Reply-To: <200307240916.17530.cijoml@volny.cz>
On Thu, Jul 24, 2003 at 09:16:17AM +0200, Michal Semler wrote:
> Hello,
>
> I use gcc-3.3 and I would like compile my kernel with flags:
>
> -O4 -march=pentium3 -mcpu=pentium3
>
> Is there any way to do this?
Only way to specify -O4 is to manually edit top-level Makefile.
Change the assignment to CFLAGS (not hOSTCFLAGS as someone suggested).
The -m options are set in arch/i386/Makefile.
The best way to set them is to select the correct processor type.
Sam
next prev parent reply other threads:[~2003-07-24 20:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-24 7:16 passing my own compiler options into linux kernel compiling Michal Semler
2003-07-24 7:59 ` Hacksaw
2003-07-24 8:01 ` Martin Zwickel
2003-07-24 8:50 ` Michal Semler
2003-07-24 8:55 ` Christoph Hellwig
2003-07-24 9:31 ` J.A. Magallon
2003-07-24 9:41 ` J.A. Magallon
2003-07-24 12:35 ` James H. Cloos Jr.
2003-07-24 20:58 ` Sam Ravnborg [this message]
2003-07-24 21:41 ` Ed Sweetman
2003-07-24 23:27 ` Kurt Wall
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