PHONY := __default__default: include include/config/auto.confinclude $(srctree)/scripts/Kbuild.includeinclude $(srctree)/scripts/Makefile.lib native-objs := $(patsubst %.o,%.thinlto-native.o,$(call read-file, vmlinux.thinlto-index)) __default: $(native-objs) # Generate .thinlto-native.o (obj) from .o (bitcode) and .thinlto.bc (summary) files# ---------------------------------------------------------------------------quiet_cmd_cc_o_bc = CC $(quiet_modtag)  $@      be_flags = $(shell sed -n '/saved_c_flags_/s/.*:= //p' \                $(dir $(<)).$(notdir $(<)).cmd)      cmd_cc_o_bc = \      $(CC) $(be_flags) -x ir -fno-lto -Wno-unused-command-line-argument \      -fthinlto-index=$(word 2, $^) -c -o $@ $< targets += $(native-objs)$(native-objs): %.thinlto-native.o: %.o %.o.thinlto.bc   FORCE	$(call if_changed,cc_o_bc) # Add FORCE to the prerequisites of a target to force it to be always rebuilt.# --------------------------------------------------------------------------- PHONY += FORCEFORCE: # Read all saved command lines and dependencies for the $(targets) we# may be building above, using $(if_changed{,_dep}). As an# optimization, we don't need to read them if the target does not# exist, we will rebuild anyway in that case. existing-targets := $(wildcard $(sort $(targets))) -include $(foreach f, $(existing-targets),$(dir $(f)).$(notdir $(f)).cmd) .PHONY: $(PHONY)