+/**
+ * Reset the user's private data at offset 'offset'
+ * The user has to remember his offset and the size of his data!
+ * Caution: Using wrong values here can destroy other users private data!
+ *
+ * @param irg the IR graph to operate on
+ * @param offset offset of the private data inside the edge
+ * @param size length of the private data inside the edge
+ */
+FIRM_API void edges_reset_private_data(ir_graph *irg, int offset,
+ unsigned size);