# User may override this check using make KBUILD_NOCMDDEP=1
arg-check = $(strip $(filter-out $(cmd_$(1)), $(cmd_$@)) \
$(filter-out $(cmd_$@), $(cmd_$(1))) )
+else
+arg-check = $(if $(strip $(cmd_$@)),,1)
endif
# >'< substitution is for echo to work,