X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fana%2Firextbb.c;h=fe99ffcde40a83b17608712b0a65231aa8306287;hb=0cc8bfc863da28d3799e9eca1d1765d564b6e573;hp=4f6c119bae3e11aa919823796bc6c15368a08634;hpb=d210501fe333b1bc1232098e3b9f4f5dd559b11d;p=libfirm

diff --git a/ir/ana/irextbb.c b/ir/ana/irextbb.c
index 4f6c119ba..fe99ffcde 100644
--- a/ir/ana/irextbb.c
+++ b/ir/ana/irextbb.c
@@ -111,7 +111,7 @@ static void pre_walk_calc_extbb(ir_node *block, void *ctx) {
 			 */
 			ir_node *cf_op = skip_Proj(get_Block_cfgpred(block, 0));
 
-			if (irn_not_visited(cf_op)) {
+			if (!irn_visited_else_mark(cf_op)) {
 				ir_node *pred_bl = get_nodes_block(cf_op);
 				if (get_block_n_succs(pred_bl) > 2) {
 					/* More than two successors means we have a jump table.
@@ -125,7 +125,6 @@ static void pre_walk_calc_extbb(ir_node *block, void *ctx) {
 					 */
 					set_Block_extbb(block, NULL);
 				}
-				mark_irn_visited(cf_op);
 			} else {
 				/* already marked, so begin a new extended block here */
 				allocate_extblk(block, env);
@@ -204,7 +203,7 @@ void compute_extbb(ir_graph *irg) {
 	if (irg->extbb_obst)
 		obstack_free(irg->extbb_obst, NULL);
 	else
-		irg->extbb_obst = xmalloc(sizeof(*irg->extbb_obst));
+		irg->extbb_obst = XMALLOC(struct obstack);
 	obstack_init(irg->extbb_obst);
 
 	env.obst        = irg->extbb_obst;