+void just_calls(struct treenode *node)
+{
+ if(node == TREENULL) {
+ return;
+ } else if(node->op == O_CALL) {
+ write_tree(node, 0); burm_label(node); burm_reduce(node, 1);
+ } else {
+ just_calls(node->kids[0]);
+ just_calls(node->kids[1]);
+ }
+}