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-rw-r--r--include/llvm/CodeGen/SelectionDAG.h3
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAG.cpp2
2 files changed, 3 insertions, 2 deletions
diff --git a/include/llvm/CodeGen/SelectionDAG.h b/include/llvm/CodeGen/SelectionDAG.h
index f921ca20be..c101473c8b 100644
--- a/include/llvm/CodeGen/SelectionDAG.h
+++ b/include/llvm/CodeGen/SelectionDAG.h
@@ -820,8 +820,9 @@ public:
/// the DAG can optionally implement this interface. This allows the clients
/// to handle the various sorts of updates that happen.
class DAGUpdateListener {
+ virtual void anchor();
public:
- virtual ~DAGUpdateListener();
+ virtual ~DAGUpdateListener() {}
/// NodeDeleted - The node N that was deleted and, if E is not null, an
/// equivalent node E that replaced it.
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 34659bb1a4..e2ae678930 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -70,7 +70,7 @@ static const fltSemantics *EVTToAPFloatSemantics(EVT VT) {
}
}
-SelectionDAG::DAGUpdateListener::~DAGUpdateListener() {}
+SelectionDAG::DAGUpdateListener::anchor() {}
//===----------------------------------------------------------------------===//
// ConstantFPSDNode Class