bugfix: remember that ResNode was declared.

llvm-svn: 36477
diff --git a/llvm/utils/TableGen/DAGISelEmitter.cpp b/llvm/utils/TableGen/DAGISelEmitter.cpp
index 11f7f77..e10558e 100644
--- a/llvm/utils/TableGen/DAGISelEmitter.cpp
+++ b/llvm/utils/TableGen/DAGISelEmitter.cpp
@@ -2851,9 +2851,10 @@
           Code2 = "SDOperand " + NodeName + " = SDOperand(";
         } else {
           NodeName = "ResNode";
-          if (!ResNodeDecled)
+          if (!ResNodeDecled) {
             Code2 = "SDNode *" + NodeName + " = ";
-          else
+            ResNodeDecled = true;
+          } else
             Code2 = NodeName + " = ";
         }