Add an out-of-line virtual method for the sdnode class to give it a home.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29192 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/SelectionDAG.cpp

@@ -2702,6 +2702,10 @@ void SelectionDAG::ReplaceAllUsesOfValueWith(SDOperand From, SDOperand To,
 //                              SDNode Class
 //===----------------------------------------------------------------------===//
 
+// Out-of-line virtual method to give class a home.
+void SDNode::ANCHOR() {
+}
+
 
 /// getValueTypeList - Return a pointer to the specified value type.
 ///