linux-kernel - Re: 32-rc1: "CROSS_COMPILE changed" message breaks compilation

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Message-ID: <20090928180856.GB26439@elf.ucw.cz>
Date:	Mon, 28 Sep 2009 20:08:56 +0200
From:	Pavel Machek <pavel@....cz>
To:	kernel list <linux-kernel@...r.kernel.org>
Cc:	sam@...nborg.org, linux-kbuild@...r.kernel.org
Subject: Re: 32-rc1: "CROSS_COMPILE changed" message breaks compilation

On Mon 2009-09-28 20:03:04, Pavel Machek wrote:
> On Mon 2009-09-28 19:56:05, Pavel Machek wrote:
> > Hi!
> > 
> > After update to 2.6.32-rc1, I'm getting
> > 
> > "Makefile:197: *** CROSS_COMPILE changed from "ccache" to to "ccache ". Use "make mrproper" to fix it up. Stop.
> > 
> > Note that the message has typo in it ("to to")... What is worse, the
> > message triggers even when I try to run make mrproper. Ouch.
> 
> Ouch, the advice it tells me ("run mrproper") is quite evil -- it
> kills .config which takes quite some effort to generate :-(.
> 
> Plus mrproper does not really fix it up. Even after removing all
> traces of CCACHE, it now complains that ccachegcc is not found.

No, it does not work as intended. I need "ccache " as a
cross-compiler, and system fails to understand that, even if I rm
include/generated/kernel.* (which seems like much better advice than
make mrproper!)
								Pavel

-- 
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