- res->blocks = (ir_node**) calloc (n_blocks, sizeof (ir_node*));
- res->idoms = (ir_node**) calloc (n_blocks, sizeof (ir_node*));
- res->masks = (bs_t*) calloc (n_blocks, sizeof (bs_t));
+ res->blocks = calloc(n_blocks, sizeof(*res->blocks));
+ res->idoms = calloc(n_blocks, sizeof(*res->idoms));
+ res->masks = calloc(n_blocks, sizeof(*res->masks));