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author | Dan Albert <danalbert@google.com> | 2014-12-11 18:56:26 -0800 |
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committer | Dan Albert <danalbert@google.com> | 2015-04-08 15:52:04 -0700 |
commit | 08cca28f9215a840274a1b093b93bff8aaa6f33a (patch) | |
tree | 4e67466c83a7381bf8b9c0ca6b530ae422059752 /core/config_sanitizers.mk | |
parent | b4b996a8ee26553e29f7610f97041753ddff3e68 (diff) | |
download | build-08cca28f9215a840274a1b093b93bff8aaa6f33a.zip build-08cca28f9215a840274a1b093b93bff8aaa6f33a.tar.gz build-08cca28f9215a840274a1b093b93bff8aaa6f33a.tar.bz2 |
Add support for ubsan.
Rather than adding LOCAL_UB_SANITIZER, LOCAL_THREAD_SANITIZER, etc for
each new sanitizer, deprecate LOCAL_ADDRESS_SANITIZER in favor of
LOCAL_SANITZE that mirrors the behavior of -fsanitize=<sanitizers>.
For example, the following will use both asan and ubsan:
LOCAL_SANITIZE := address undefined
We'll leave LOCAL_ADDRESS_SANITIZER around for compatibility until we
can clean up the tree.
Change-Id: I8a62315129d4753f8e992584ca6db1e5dfdd4d2a
Diffstat (limited to 'core/config_sanitizers.mk')
-rw-r--r-- | core/config_sanitizers.mk | 52 |
1 files changed, 44 insertions, 8 deletions
diff --git a/core/config_sanitizers.mk b/core/config_sanitizers.mk index a1964a9..3c07f69 100644 --- a/core/config_sanitizers.mk +++ b/core/config_sanitizers.mk @@ -7,26 +7,62 @@ ifdef LOCAL_IS_HOST_MODULE ifeq ($(SANITIZE_HOST),true) ifneq ($(strip $(LOCAL_CLANG)),false) ifneq ($(strip $(LOCAL_ADDRESS_SANITIZER)),false) - LOCAL_ADDRESS_SANITIZER := true + LOCAL_SANITIZE := address endif endif endif endif -# Configure address sanitizer. +my_sanitize := $(LOCAL_SANITIZE) + +# Keep compatibility for LOCAL_ADDRESS_SANITIZER until all targets have moved to +# `LOCAL_SANITIZE := address`. ifeq ($(strip $(LOCAL_ADDRESS_SANITIZER)),true) + my_sanitize += address +endif + +# Don't apply sanitizers to NDK code. +ifdef LOCAL_SDK_VERSION + my_sanitize := +endif + +unknown_sanitizers := $(filter-out address, \ + $(filter-out undefined,$(my_sanitize))) + +ifneq ($(unknown_sanitizers),) + $(error Unknown sanitizers: $(unknown_sanitizers)) +endif + +ifneq ($(my_sanitize),) my_clang := true + + fsanitize_arg := $(subst $(space),$(comma),$(my_sanitize)), + my_cflags += -fsanitize=$(fsanitize_arg) + + ifdef LOCAL_IS_HOST_MODULE + my_ldflags += -fsanitize=$(fsanitize_arg) + endif +endif + +ifneq ($(filter address,$(my_sanitize)),) # Frame pointer based unwinder in ASan requires ARM frame setup. LOCAL_ARM_MODE := arm my_cflags += $(ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS) my_ldflags += $(ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS) ifdef LOCAL_IS_HOST_MODULE - my_ldflags += -fsanitize=address - # -nodefaultlibs (provided with libc++) prevents the driver from linking - # libraries needed with -fsanitize=address. http://b/18650275 - my_ldlibs += -ldl -lpthread + # -nodefaultlibs (provided with libc++) prevents the driver from linking + # libraries needed with -fsanitize=address. http://b/18650275 (WAI) + my_ldlibs += -ldl -lpthread + else + my_shared_libraries += $(ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES) + my_static_libraries += $(ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES) + endif +endif + +ifneq ($(filter undefined,$(my_sanitize)),) + ifdef LOCAL_IS_HOST_MODULE + my_ldlibs += -ldl else - my_shared_libraries += $(ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES) - my_static_libraries += $(ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES) + $(error ubsan is not yet supported on the target) endif endif |