Finish off bug 680, allowing targets to custom lower frame and return
address nodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33636 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
index f361b46..647007e 100644
--- a/lib/Target/Sparc/SparcISelDAGToDAG.cpp
+++ b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
@@ -868,7 +868,11 @@
     }
     return DAG.getNode(SPISD::RET_FLAG, MVT::Other, Copy, Copy.getValue(1));
   }
+  // Frame & Return address.  Currently unimplemented
+  case ISD::RETURNADDR:         break;
+  case ISD::FRAMEADDR:          break;
   }
+  return SDOperand();
 }
 
 MachineBasicBlock *