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From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [PATCH 03/18] Set -msoft-float and assembler target options in
	the bootwrapper.
Date: Wed, 24 Jan 2007 22:31:06 +0100
To: Scott Wood <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org
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> Without -msoft-float, floating point state saving code can be executed
> (at least with certain buggy versions of GCC, which don't clear bit  
> 6 of
> CR before calling a varargs function with no varargs parameters).

I have a hard time understanding what this means.  Can you
elaborate please?

>  AFLAGS += $(cpu-as-y)
>  CFLAGS += $(cpu-as-y)
> +export cpu-as-y

Maybe it would be better to export CFLAGS instead (on the
other hand, you might have to cut out some options from it
for 32-bit compiles, dunno).


Segher