1 # SPDX-License-Identifier: GPL-2.0
2 ifdef CONFIG_UBSAN_ALIGNMENT
3 CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment)
6 ifdef CONFIG_UBSAN_BOUNDS
7 CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds)
10 ifdef CONFIG_UBSAN_MISC
11 CFLAGS_UBSAN += $(call cc-option, -fsanitize=shift)
12 CFLAGS_UBSAN += $(call cc-option, -fsanitize=integer-divide-by-zero)
13 CFLAGS_UBSAN += $(call cc-option, -fsanitize=unreachable)
14 CFLAGS_UBSAN += $(call cc-option, -fsanitize=signed-integer-overflow)
15 CFLAGS_UBSAN += $(call cc-option, -fsanitize=object-size)
16 CFLAGS_UBSAN += $(call cc-option, -fsanitize=bool)
17 CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum)
20 ifdef CONFIG_UBSAN_TRAP
21 CFLAGS_UBSAN += $(call cc-option, -fsanitize-undefined-trap-on-error)
24 # -fsanitize=* options makes GCC less smart than usual and
25 # increase number of 'maybe-uninitialized false-positives
26 CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized)