linux-kernel - Re: [PATCH 5/8] kbuild: move definitions from top-level Makefile to scripts/Kbuild.config

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Date:	Tue, 26 Jun 2012 11:37:01 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	linux-kbuild <linux-kbuild@...r.kernel.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/8] kbuild: move definitions from top-level Makefile
 to scripts/Kbuild.config

Hi Sam,

Sorry for the delay. I hope you still remember what you submitted ;)

On 5.5.2012 10:18, Sam Ravnborg wrote:
> +# Tools to build for the target
> +export AS       := $(CROSS_COMPILE)as
> +export LD       := $(CROSS_COMPILE)ld
> +export CC       := $(CROSS_COMPILE)gcc
> +export CPP      := $(CC) -E
> +export AR       := $(CROSS_COMPILE)ar
> +export NM       := $(CROSS_COMPILE)nm
> +export STRIP    := $(CROSS_COMPILE)strip
> +export OBJCOPY  := $(CROSS_COMPILE)objcopy
> +export OBJDUMP  := $(CROSS_COMPILE)objdump

The := assignments do not work if CROSS_COMPILE is set in .config or in
the arch Makefile. You have to use the deferred from here.

Michal
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