remove some unused code

[libfirm] / ir / ana / irloop.c

diff --git a/ir/ana/irloop.c b/ir/ana/irloop.c
index 2f167af..1722d48 100644 (file)
--- a/ir/ana/irloop.c
+++ b/ir/ana/irloop.c
@@ -220,8 +220,7 @@ ir_loop *(get_irg_loop)(const ir_graph *irg) {
 ir_loop *alloc_loop(ir_loop *father, struct obstack *obst) {
        ir_loop *son;
 
-       son = obstack_alloc(obst, sizeof(*son));
-       memset(son, 0, sizeof(*son));
+       son = OALLOCZ(obst, ir_loop);
        son->kind     = k_ir_loop;
        son->children = NEW_ARR_F(loop_element, 0);
        son->n_nodes  = 0;