summaryrefslogtreecommitdiffstats
path: root/scripts/Makefile.ubsan
blob: 8fd4d44fbcd1be6ff5d093a3165cfe66d8ec476b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_UBSAN
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=shift)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=integer-divide-by-zero)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=unreachable)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=vla-bound)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=signed-integer-overflow)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=object-size)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=returns-nonnull-attribute)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=bool)
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum)

ifdef CONFIG_UBSAN_ALIGNMENT
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment)
endif

ifdef CONFIG_UBSAN_NULL
      CFLAGS_UBSAN += $(call cc-option, -fsanitize=null)
endif

      # -fsanitize=* options makes GCC less smart than usual and
      # increase number of 'maybe-uninitialized false-positives
      CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized)
endif