Add the libc include path to pick up the correct memory.h file first.
diff --git a/Android.libv8.mk b/Android.libv8.mk
index 89ba1bc..ecaf762 100644
--- a/Android.libv8.mk
+++ b/Android.libv8.mk
@@ -83,6 +83,6 @@
 	LOCAL_CFLAGS += -DDEBUG -UNDEBUG
 endif
 
-LOCAL_C_INCLUDES += $(LOCAL_PATH)/src
+LOCAL_C_INCLUDES += bionic/libc/include $(LOCAL_PATH)/src
 
 include $(BUILD_STATIC_LIBRARY)