/* iterate over a list of ir_nodes linked by link field */
#define foreach_linked_irns(head, iter) for ((iter) = (head); (iter); (iter) = get_irn_link((iter)))
-/**
- * Get an empty set.
- * This function always returns the same set.
- */
-pset *be_empty_set(void);
-
/**
* Convenient block getter.
* Works also, if the given node is a block.