1# SPDX-License-Identifier: GPL-2.0
 2ifdef CONFIG_UBSAN_ALIGNMENT
 3      CFLAGS_UBSAN += $(call cc-option, -fsanitize=alignment)
 4endif
 5
 6ifdef CONFIG_UBSAN_BOUNDS
 7      CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds)
 8endif
 9
10ifdef 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)
 
 
 
18endif
19
20ifdef CONFIG_UBSAN_TRAP
21      CFLAGS_UBSAN += $(call cc-option, -fsanitize-undefined-trap-on-error)
22endif
23
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)

 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