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# SPDX-License-Identifier: GPL-2.0
ccflags-y := $(call cc-disable-warning,fortify-source)
ccflags-y += $(call cc-disable-warning,stringop-overread)
quiet_cmd_test_fortify = TEST $@
cmd_test_fortify = $(CONFIG_SHELL) $(srctree)/scripts/test_fortify.sh \
$< $@ "$(NM)" $(CC) $(c_flags) -DKBUILD_EXTRA_WARN1
$(obj)/%.log: $(src)/%.c $(srctree)/scripts/test_fortify.sh \
$(src)/test_fortify.h \
$(srctree)/include/linux/fortify-string.h \
FORCE
$(call if_changed,test_fortify)
logs = $(patsubst $(srctree)/$(src)/%.c, %.log, $(wildcard $(srctree)/$(src)/*-*.c))
targets += $(logs)
quiet_cmd_gen_fortify_log = CAT $@
cmd_gen_fortify_log = cat $(or $(real-prereqs),/dev/null) > $@
$(obj)/test_fortify.log: $(addprefix $(obj)/, $(logs)) FORCE
$(call if_changed,gen_fortify_log)
always-y += test_fortify.log
# Some architectures define __NO_FORTIFY if __SANITIZE_ADDRESS__ is undefined.
# Pass CFLAGS_KASAN to avoid warnings.
KASAN_SANITIZE := y
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