Re: [PATCH/RFC] m68k: Add -ffreestanding to KBUILD_CFLAGS

David Miller
2013-04-10T17:06:30Z

From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Wed, 10 Apr 2013 11:24:39 +0200

> Without -ffreestanding, gcc may replace calls to standard C library
> functions by calls to other standard C library functions and/or inline
> code. This may cause link errors if the replacement code calls a standard
> C library function that's implemented as a macro in the kernel.

I think you should instead implement the library functions that gcc might
emit during a build.