1ifdef CONFIG_GCC_PLUGINS 2 __PLUGINCC := $(call cc-ifversion, -ge, 0408, $(HOSTCXX), $(HOSTCC)) 3 PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)") 4 5 gcc-plugin-$(CONFIG_GCC_PLUGIN_CYC_COMPLEXITY) += cyc_complexity_plugin.so 6 GCC_PLUGINS_CFLAGS := $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) 7 8 export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGIN 9 10 ifeq ($(PLUGINCC),) 11 ifneq ($(GCC_PLUGINS_CFLAGS),) 12 ifeq ($(call cc-ifversion, -ge, 0405, y), y) 13 PLUGINCC := $(shell $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)") 14 $(warning warning: your gcc installation does not support plugins, perhaps the necessary headers are missing?) 15 else 16 $(warning warning: your gcc version does not support plugins, you should upgrade it to gcc 4.5 at least) 17 endif 18 endif 19 endif 20 21 KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) 22 GCC_PLUGIN := $(gcc-plugin-y) 23 24endif 25