-view-misched-dags, better pruning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189994 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp
index 6b21323..ae504e0 100644
--- a/lib/CodeGen/MachineScheduler.cpp
+++ b/lib/CodeGen/MachineScheduler.cpp
@@ -3010,7 +3010,7 @@
   }
 
   static bool isNodeHidden(const SUnit *Node) {
-    return (Node->NumPreds > 10 || Node->NumSuccs > 10);
+    return (Node->Preds.size() > 10 || Node->Succs.size() > 10);
   }
 
   static bool hasNodeAddressLabel(const SUnit *Node,