Bug fix. Passive nodes are not in SUnitMap.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43922 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 3708b1c..eadfa1f 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -393,6 +393,13 @@
   return 1;
 }
 
+SDOperand TargetLowering::getPICJumpTableRelocBase(SDOperand Table,
+                                                   SelectionDAG &DAG) const {
+  if (usesGlobalOffsetTable())
+    return DAG.getNode(ISD::GLOBAL_OFFSET_TABLE, getPointerTy());
+  return Table;
+}
+
 //===----------------------------------------------------------------------===//
 //  Optimization Methods
 //===----------------------------------------------------------------------===//