X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firgopt.c;h=256296c8b31cf288f77055d4a9a461ffc6acb03c;hb=eb47aca33f2f8c414409f3695e73277b47442334;hp=fc27fb53a057d69cae013b07a09e8331521580c8;hpb=a8c690b3d1079f286aae78f5a1ee8d246a39048d;p=libfirm

diff --git a/ir/ir/irgopt.c b/ir/ir/irgopt.c
index fc27fb53a..256296c8b 100644
--- a/ir/ir/irgopt.c
+++ b/ir/ir/irgopt.c
@@ -181,22 +181,22 @@ int optimize_graph_df(ir_graph *irg)
 	current_ir_graph = irg;
 
 	state = edges_assure(irg);
+	assure_doms(irg);
 
 	/* Clean the value_table in irg for the CSE. */
 	new_identities(irg);
 
 	if (get_opt_global_cse()) {
 		set_irg_pinned(irg, op_pin_state_floats);
-	} else {
-		/* The following enables unreachable code elimination (=Blocks may be
-		 * Bad). We cannot enable it in global_cse nodes since we can't
-		 * determine a nodes block there and therefore can't remove all code
-		 * in unreachable blocks */
-		set_irg_state(irg, IR_GRAPH_STATE_BAD_BLOCK);
-		if (get_irg_dom_state(irg) == dom_consistent)
-			irg_block_walk_graph(irg, NULL, kill_dead_blocks, NULL);
 	}
 
+	/* The following enables unreachable code elimination (=Blocks may be
+	 * Bad). We cannot enable it in global_cse nodes since we can't
+	 * determine a nodes block there and therefore can't remove all code
+	 * in unreachable blocks */
+	set_irg_state(irg, IR_GRAPH_STATE_BAD_BLOCK);
+	irg_block_walk_graph(irg, NULL, kill_dead_blocks, NULL);
+
 	/* invalidate info */
 	set_irg_outs_inconsistent(irg);
 	set_irg_doms_inconsistent(irg);