20090310-2-gcc-for-real:

20090310-2-gcc-for-real:
Create a variable "GCC", which defaults to the content of CC, but allows
the user to provide a gcc to use in this instance, even when normally a
different tool is chosen. That helps with scan-build (see next patch),
and might help with distcc, ccache etc, too.

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3995 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1