cflags-y += $(call cc-option,-ffunction-sections,) $(call cc-option,-fdata-sections,) cflags-$(CONFIG_ARC_STACK_CHECKING) = $(call cc-option,-fomit-frame-pointer) cflags-$(CONFIG_LTO) = $(call cc-option,-flto,) include $(srctree)/arch/$(ARCH)/soc/$(SOC_PATH)/Makefile KBUILD_CFLAGS += $(cflags-y) KBUILD_CXXFLAGS += $(cflags-y)