/* Lookup UID in the referenced_vars hashtable and return the associated
+ variable or NULL if it is not there. */
+
+tree
+referenced_var_lookup_if_exists (unsigned int uid)
+{
+ struct int_tree_map *h, in;
+ in.uid = uid;
+ h = htab_find_with_hash (referenced_vars, &in, uid);
+ if (h)
+ return h->to;
+ return NULL_TREE;
+}
+
+/* Lookup UID in the referenced_vars hashtable and return the associated
variable. */
tree