ifdef CONFIG_GCC_PLUGINS __PLUGINCC := $(call cc-ifversion, -ge, 0408, $(HOSTCXX), $(HOSTCC)) PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)") gcc-plugin-$(CONFIG_GCC_PLUGIN_CYC_COMPLEXITY) += cyc_complexity_plugin.so GCC_PLUGINS_CFLAGS := $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGIN ifeq ($(PLUGINCC),) ifneq ($(GCC_PLUGINS_CFLAGS),) ifeq ($(call cc-ifversion, -ge, 0405, y), y) PLUGINCC := $(shell $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)") $(warning warning: your gcc installation does not support plugins, perhaps the necessary headers are missing?) else $(warning warning: your gcc version does not support plugins, you should upgrade it to gcc 4.5 at least) endif endif endif KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) GCC_PLUGIN := $(gcc-plugin-y) endif