Do not allow uninitialize access during debug printing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91232 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
index beccb2c..4edf422 100644
--- a/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
+++ b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
@@ -86,10 +86,10 @@
 
     void dump() {
       errs() << "MSP430ISelAddressMode " << this << '\n';
-      if (Base.Reg.getNode() != 0) {
+      if (BaseType == RegBase && Base.Reg.getNode() != 0) {
         errs() << "Base.Reg ";
         Base.Reg.getNode()->dump();
-      } else {
+      } else if (BaseType == FrameIndexBase) {
         errs() << " Base.FrameIndex " << Base.FrameIndex << '\n';
       }
       errs() << " Disp " << Disp << '\n';