The libgcc runtime workarounds found in gcc.c are not needed for
compiler-rt used by the Clang toolchain. Stop gcc.c from sneaking into
Clang builds while processing boards that use SMM code.
Change-Id: I51e8d517784721d28b4d951bd0bebc8b52682a8e
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6121
Tested-by: build bot (Jenkins)
Reviewed-by: Idwer Vollering <vidwer@gmail.com>