summaryrefslogblamecommitdiffstats
path: root/scripts/Makefile.ubsan
blob: b593b36ccff86910644c63346af8e497346ebab4 (plain) (tree)
1
2
3
4
5
6
7
8
9
                                  




                                                                          


                                                                           





                                                             



                                                        



                                                                 
     
# 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=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