} else {
do {
/* take 1 random node */
int n = rand() % ir_nodeset_size(ready_set);
int i = 0;
foreach_ir_nodeset(ready_set, irn, iter) {
} else {
do {
/* take 1 random node */
int n = rand() % ir_nodeset_size(ready_set);
int i = 0;
foreach_ir_nodeset(ready_set, irn, iter) {