if(!is_Block(dep) && get_nodes_block(dep) == bl) {
unsigned dep_height = compute_height(h, dep, bl);
ih->height = MAX(ih->height, dep_height);
if(!is_Block(dep) && get_nodes_block(dep) == bl) {
unsigned dep_height = compute_height(h, dep, bl);
ih->height = MAX(ih->height, dep_height);