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Merge "Enable LOCAL_SANITIZE:=cfi and add LOCAL_SANITIZE_DIAG." am: 2358c55d70 am: 04b11c5acd am: 9eddd0620c 

am: c14977f30b

Change-Id: I437e67c919454dda90bfdfcb69a51c949e35d8d8
This commit is contained in:
Evgenii Stepanov 2016-09-27 21:14:57 +00:00 committed by android-build-merger
parent 760a2b38df c14977f30b
commit 73c7a886e4
2 changed files with 16 additions and 0 deletions
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1
core/clear_vars.mk
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@ -199,6 +199,7 @@ LOCAL_DPI_VARIANTS:=
LOCAL_DPI_FILE_STEM:=
LOCAL_SANITIZE:=
LOCAL_SANITIZE_RECOVER:=
LOCAL_SANITIZE_DIAG:=
LOCAL_NOSANITIZE:=
LOCAL_DATA_BINDING:=
LOCAL_DBUS_PROXY_PREFIX:=

15
core/config_sanitizers.mk
View File

@ -133,6 +133,11 @@ ifneq ($(my_sanitize),)
endif
endif
ifneq ($(filter cfi,$(my_sanitize)),)
my_cflags += -flto -fsanitize-cfi-cross-dso -fvisibility=default
my_ldflags += -flto -fsanitize-cfi-cross-dso -fsanitize=cfi -Wl,-plugin-opt,O1 -Wl,-export-dynamic-symbol=__cfi_check
endif
# If local or global modules need ASAN, add linker flags.
ifneq ($(filter address,$(my_global_sanitize) $(my_sanitize)),)
my_ldflags += $(ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS)
@ -187,3 +192,13 @@ ifneq ($(strip $(LOCAL_SANITIZE_RECOVER)),)
recover_arg := $(subst $(space),$(comma),$(LOCAL_SANITIZE_RECOVER)),
my_cflags += -fsanitize-recover=$(recover_arg)
endif
ifneq ($(strip $(LOCAL_SANITIZE_DIAG)),)
notrap_arg := $(subst $(space),$(comma),$(LOCAL_SANITIZE_DIAG)),
my_cflags += -fno-sanitize-trap=$(notrap_arg)
# Diagnostic requires a runtime library, unless ASan or TSan are also enabled.
ifeq ($(filter address thread,$(my_sanitize)),)
# Does not have to be the first DT_NEEDED unlike ASan.
my_shared_libraries += $($(LOCAL_2ND_ARCH_VAR_PREFIX)UBSAN_RUNTIME_LIBRARY)
endif
endif