Use the default unwind code.

This speeds up the debug malloc code by using the original unwinding code.
The only catch is that it has to link in the libc++ arm unwind code or
there will be crashes when attempting to unwind through libc++ compiled
code.

Bug: 16874447

(cherry picked from commit 3f7635f4906c53fa744731efc35235456b7d93bf)

Change-Id: If8a3821cdd95ed481bb496bf2daab449d13790f8
This commit is contained in:
Christopher Ferris 2014-08-26 15:47:42 -07:00
parent cb322a1168
commit b78e60e7b7

View File

@ -1089,7 +1089,6 @@ LOCAL_CPPFLAGS := $(libc_common_cppflags)
# Make sure that unwind.h comes from libunwind.
LOCAL_C_INCLUDES := \
external/libunwind/include \
$(libc_common_c_includes) \
LOCAL_SRC_FILES := \
@ -1105,7 +1104,9 @@ LOCAL_ADDITIONAL_DEPENDENCIES := $(libc_common_additional_dependencies)
LOCAL_SHARED_LIBRARIES := libc libdl
LOCAL_SYSTEM_SHARED_LIBRARIES :=
LOCAL_WHOLE_STATIC_LIBRARIES := libunwindbacktrace
# Only need this for arm since libc++ uses its own unwind code that
# doesn't mix with the other default unwind code.
LOCAL_STATIC_LIBRARIES_arm := libc++
LOCAL_ALLOW_UNDEFINED_SYMBOLS := true
# Don't install on release build