Mark unimplemented copy constructors and copy assignment operators as LLVM_DELETED_FUNCTION.

llvm-svn: 164090
diff --git a/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h b/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
index f88b26d..d2269f8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
@@ -28,8 +28,8 @@
 class SDNodeOrdering {
   DenseMap<const SDNode*, unsigned> OrderMap;
 
-  void operator=(const SDNodeOrdering&);   // Do not implement.
-  SDNodeOrdering(const SDNodeOrdering&);   // Do not implement.
+  void operator=(const SDNodeOrdering&) LLVM_DELETED_FUNCTION;
+  SDNodeOrdering(const SDNodeOrdering&) LLVM_DELETED_FUNCTION;
 public:
   SDNodeOrdering() {}