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=null)
 7      CFLAGS_UBSAN += $(call cc-option, -fsanitize=signed-integer-overflow)
 8      CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds)
 9      CFLAGS_UBSAN += $(call cc-option, -fsanitize=object-size)
10      CFLAGS_UBSAN += $(call cc-option, -fsanitize=returns-nonnull-attribute)
11      CFLAGS_UBSAN += $(call cc-option, -fsanitize=bool)
12      CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum)
13
14ifdef CONFIG_UBSAN_ALIGNMENT
15      CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment)
16endif
17
18      # -fsanitize=* options makes GCC less smart than usual and
19      # increase number of 'maybe-uninitialized false-positives
20      CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized)
21endif