* node could be found
*/
ir_node *identify_remember(pset *value_table, ir_node *n) {
- ir_node *o = NULL;
+ ir_node *nn = NULL;
if (!value_table) return n;
ir_normalize_node(n);
/* lookup or insert in hash table with given hash key. */
- o = pset_insert(value_table, n, ir_node_hash(n));
+ nn = pset_insert(value_table, n, ir_node_hash(n));
- if (o != n) {
- update_known_irn(o, n);
+ if (nn != n) {
+ update_known_irn(nn, n);
/* n is reachable again */
- edges_node_revival(n, get_irn_irg(n));
+ edges_node_revival(nn, get_irn_irg(nn));
}
- return o;
+ return nn;
} /* identify_remember */
/**