1ifdef CONFIG_UBSAN 2 CFLAGS_UBSAN += $(call cc-option, -fsanitize=shift) 3 CFLAGS_UBSAN += $(call cc-option, -fsanitize=integer-divide-by-zero) 4 CFLAGS_UBSAN += $(call cc-option, -fsanitize=unreachable) 5 CFLAGS_UBSAN += $(call cc-option, -fsanitize=vla-bound) 6 CFLAGS_UBSAN += $(call cc-option, -fsanitize=signed-integer-overflow) 7 CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds) 8 CFLAGS_UBSAN += $(call cc-option, -fsanitize=object-size) 9 CFLAGS_UBSAN += $(call cc-option, -fsanitize=returns-nonnull-attribute) 10 CFLAGS_UBSAN += $(call cc-option, -fsanitize=bool) 11 CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum) 12 13ifdef CONFIG_UBSAN_ALIGNMENT 14 CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment) 15endif 16 17ifdef CONFIG_UBSAN_NULL 18 CFLAGS_UBSAN += $(call cc-option, -fsanitize=null) 19endif 20 21 # -fsanitize=* options makes GCC less smart than usual and 22 # increase number of 'maybe-uninitialized false-positives 23 CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized) 24endif 25