diff --git a/llvm/lib/Transforms/Utils/DemoteRegToStack.cpp b/llvm/lib/Transforms/Utils/DemoteRegToStack.cpp
--- a/llvm/lib/Transforms/Utils/DemoteRegToStack.cpp
+++ b/llvm/lib/Transforms/Utils/DemoteRegToStack.cpp
@@ -74,6 +74,7 @@
             V = new LoadInst(I.getType(), Slot, I.getName() + ".reload",
                              VolatileLoads,
                              PN->getIncomingBlock(i)->getTerminator());
+            Loads[PN->getIncomingBlock(i)] = V;
           }
           PN->setIncomingValue(i, V);
         }