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Commit a61f0042 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "Enable integer_overflow flag for static targets."

parents c22e207c 702e8bda

core/config_sanitizers.mk

+29 −14
Original line number Diff line number Diff line
@@ -34,6 +34,16 @@ ifneq ($(filter integer_overflow, $(my_global_sanitize)),) 
  endif

endif



# Global integer sanitization doesn't support static modules.

ifeq ($(filter SHARED_LIBRARIES EXECUTABLES,$(LOCAL_MODULE_CLASS)),)

  my_global_sanitize := $(filter-out integer_overflow,$(my_global_sanitize))

  my_global_sanitize_diag := $(filter-out integer_overflow,$(my_global_sanitize_diag))

endif

ifeq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)

  my_global_sanitize := $(filter-out integer_overflow,$(my_global_sanitize))

  my_global_sanitize_diag := $(filter-out integer_overflow,$(my_global_sanitize_diag))

endif



# Disable global CFI in excluded paths

ifneq ($(filter cfi, $(my_global_sanitize)),)

  combined_exclude_paths := $(CFI_EXCLUDE_PATHS) \
@@ -132,10 +142,12 @@ ifneq ($(filter mips mips64,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)),) 
  my_sanitize_diag := $(filter-out cfi,$(my_sanitize_diag))

endif



# Disable CFI for host targets

# Disable sanitizers which need the UBSan runtime for host targets.

ifdef LOCAL_IS_HOST_MODULE

  my_sanitize := $(filter-out cfi,$(my_sanitize))

  my_sanitize_diag := $(filter-out cfi,$(my_sanitize_diag))

  my_sanitize := $(filter-out signed-integer-overflow unsigned-integer-overflow integer_overflow,$(my_sanitize))

  my_sanitize_diag := $(filter-out signed-integer-overflow unsigned-integer-overflow integer_overflow,$(my_sanitize_diag))

endif



# Support for local sanitize blacklist paths.
@@ -212,9 +224,6 @@ ifneq ($(filter coverage,$(my_sanitize)),) 
endif



ifneq ($(filter integer_overflow,$(my_sanitize)),)

  ifneq ($(filter SHARED_LIBRARIES EXECUTABLES,$(LOCAL_MODULE_CLASS)),)

    ifneq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)



  # Respect LOCAL_NOSANITIZE for integer-overflow flags.

  ifeq ($(filter signed-integer-overflow, $(strip $(LOCAL_NOSANITIZE))),)

    my_sanitize += signed-integer-overflow
@@ -224,11 +233,17 @@ ifneq ($(filter integer_overflow,$(my_sanitize)),) 
  endif

  my_cflags += $(INTEGER_OVERFLOW_EXTRA_CFLAGS)



      # Check for diagnostics mode (on by default).

  # Check for diagnostics mode.

  ifneq ($(filter integer_overflow,$(my_sanitize_diag)),)

    ifneq ($(filter SHARED_LIBRARIES EXECUTABLES,$(LOCAL_MODULE_CLASS)),)

      ifneq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)

        my_sanitize_diag += signed-integer-overflow

        my_sanitize_diag += unsigned-integer-overflow

      else

        $(call pretty-error,Make cannot apply integer overflow diagnostics to static binary.)

      endif

    else

      $(call pretty-error,Make cannot apply integer overflow diagnostics to static library.)

    endif

  endif

  my_sanitize := $(filter-out integer_overflow,$(my_sanitize))