+void be_liveness_assure_chk(be_lv_t *lv);
+
+/**
+ * Invalidate the liveness information.
+ * You must call this if you modify the program and do not
+ * update the liveness with the be_liveness_{update,remove,introduce}
+ * functions.
+ * @param lv The liveness info.
+ */
+void be_liveness_invalidate(be_lv_t *lv);