1# SPDX-License-Identifier: GPL-2.0
2ifdef CONFIG_UBSAN
3      CFLAGS_UBSAN += $(call cc-option, -fsanitize=shift)
4      CFLAGS_UBSAN += $(call cc-option, -fsanitize=integer-divide-by-zero)
5      CFLAGS_UBSAN += $(call cc-option, -fsanitize=unreachable)
6      CFLAGS_UBSAN += $(call cc-option, -fsanitize=vla-bound)
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=bool)
11      CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum)
12
13ifdef CONFIG_UBSAN_ALIGNMENT
14      CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment)
15endif
16
17      # -fsanitize=* options makes GCC less smart than usual and
18      # increase number of 'maybe-uninitialized false-positives
19      CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized)
20endif
21