- removed Psi nodes, Mux nodes are used again ...

[libfirm] / ir / ir / irvrfy.c

diff --git a/ir/ir/irvrfy.c b/ir/ir/irvrfy.c
index e5982cd..d43c915 100644 (file)
--- a/ir/ir/irvrfy.c
+++ b/ir/ir/irvrfy.c
@@ -868,18 +868,23 @@ static int verify_node_Block(ir_node *n, ir_graph *irg) {
 
                /* Blocks with more than one predecessor must be header blocks */
                ASSERT_AND_RET(get_Block_n_cfgpreds(n) == 1, "partBlock with more than one predecessor", 0);
-               pred = get_Block_cfgpred(n, 0);
-               if (is_Proj(pred)) {
-                       /* the predecessor MUST be a regular Proj */
-                       ir_node *frag_op = get_Proj_pred(pred);
-                       ASSERT_AND_RET(is_fragile_op(frag_op) && get_Proj_proj(pred) == pn_Generic_X_regular,
-                               "partBlock with non-regular predecessor", 0);
+               if (get_irg_phase_state(irg) != phase_backend) {
+                       pred = get_Block_cfgpred(n, 0);
+                       if (is_Proj(pred)) {
+                               /* the predecessor MUST be a regular Proj */
+                               ir_node *frag_op = get_Proj_pred(pred);
+                               ASSERT_AND_RET(
+                                       is_fragile_op(frag_op) && get_Proj_proj(pred) == pn_Generic_X_regular,
+                                       "partBlock with non-regular predecessor", 0);
+                       } else {
+                               /* We allow Jmps to be predecessors of partBlocks. This can happen due to optimization
+                                  of fragile nodes during construction. It does not violate our assumption of dominance
+                                  so let it. */
+                               ASSERT_AND_RET(is_Jmp(pred) || is_Bad(pred),
+                                       "partBlock with non-regular predecessor", 0);
+                       }
                } else {
-                       /* We allow Jmps to be predecessors of partBlocks. This can happen due to optimization
-                          of fragile nodes during construction. It does not violate our assumption of dominance
-                          so let it. */
-                       ASSERT_AND_RET(is_Jmp(pred) || is_Bad(pred),
-                               "partBlock with non-regular predecessor", 0);
+                       /* relax in backend: Bound nodes are probably lowered into conditional jumps */
                }
        }