lower_mode_b: handle BadB

diff --git a/ir/lower/lower_mode_b.c b/ir/lower/lower_mode_b.c
index 36c87c6..1949be0 100644 (file)
--- a/ir/lower/lower_mode_b.c
+++ b/ir/lower/lower_mode_b.c
@@ -140,7 +140,7 @@ static ir_node *lower_node(ir_node *node)
 
                for (i = 0; i < arity; ++i) {
                        ir_node *in         = get_irn_n(node, i);
-                       ir_node *lowered_in = is_Bad(in) ? in : lower_node(in);
+                       ir_node *lowered_in = lower_node(in);
 
                        set_irn_n(new_phi, i, lowered_in);
                }
@@ -268,6 +268,10 @@ synth_zero_one:
                res = new_r_Unknown(irg, mode);
                break;
 
+       case iro_Bad:
+               res = new_r_Bad(irg, mode);
+               break;
+
        default:
                panic("Don't know how to lower mode_b node %+F", node);
        }
@@ -297,7 +301,7 @@ static void collect_needs_lowering(ir_node *node, void *env)
        if (get_irn_mode(node) == mode_b) {
                assert(is_And(node) || is_Or(node) || is_Eor(node) || is_Phi(node)
                       || is_Not(node) || is_Mux(node) || is_Cmp(node)
-                      || is_Const(node) || is_Unknown(node));
+                      || is_Const(node) || is_Unknown(node) || is_Bad(node));
                return;
        }