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25 lines
865 B
25 lines
865 B
ifdef CONFIG_KCOV
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ifeq ($(call cc-option, -fsanitize-coverage=trace-pc -Werror),)
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ifneq ($(CONFIG_COMPILE_TEST),y)
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$(error Cannot use CONFIG_KCOV: \
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-fsanitize-coverage=trace-pc is not supported by compiler)
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endif
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endif
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ifdef CONFIG_KCOV_ENABLE_COMPARISONS
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ifeq ($(call cc-option, -fsanitize-coverage=trace-cmp -Werror),)
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ifneq ($(CONFIG_COMPILE_TEST),y)
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$(error Cannot use CONFIG_KCOV_ENABLE_COMPARISONS: \
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-fsanitize-coverage=trace-cmp is not supported by compiler)
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endif
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endif
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endif
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kcov-flags-$(CONFIG_CC_HAS_SANCOV_TRACE_PC) += -fsanitize-coverage=trace-pc
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kcov-flags-$(CONFIG_KCOV_ENABLE_COMPARISONS) += -fsanitize-coverage=trace-cmp
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kcov-flags-$(CONFIG_GCC_PLUGIN_SANCOV) += -fplugin=$(objtree)/scripts/gcc-plugins/sancov_plugin.so
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export CFLAGS_KCOV := $(kcov-flags-y)
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endif
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