1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 4f56ab6f1ef..d219c581120 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -994,6 +994,9 @@ void DAGCombiner::Run(CombineLevel AtLevel) {
           dbgs() << "\nWith: ";
           RV.getNode()->dump(&DAG);
           dbgs() << '\n');
+    
+    // Transfer debug value.
+    DAG.TransferDbgValues(SDValue(N, 0), RV);
     WorkListRemover DeadNodes(*this);
     if (N->getNumValues() == RV.getNode()->getNumValues())
       DAG.ReplaceAllUsesWith(N, RV.getNode(), &DeadNodes);