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Cc: Jan Engelhardt <jengelh@computergmbh.de>, linux-kernel@vger.kernel.org,
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From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [x86 setup 16/33] String-handling functions for the new x86 setup code.
Date: Tue, 10 Jul 2007 22:10:01 +0200
To: "H. Peter Anvin" <hpa@zytor.com>
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> Nope.  The builtins not only vary between gcc versions, but they also
> have a nasty tendency to generate calls to library functions,  
> sometimes
> libgcc functions.  Hence -ffreestanding.

-ffreestanding will still generate calls to libgcc functions.
-ffreestanding doesn't disable _all_ of the C library, either.


Segher