diff --git a/llvm/lib/CodeGen/VirtRegMap.h b/llvm/lib/CodeGen/VirtRegMap.h
index c4188bc..e9bfe76 100644
--- a/llvm/lib/CodeGen/VirtRegMap.h
+++ b/llvm/lib/CodeGen/VirtRegMap.h
@@ -97,6 +97,7 @@
         }
 
         int assignVirt2StackSlot(unsigned virtReg);
+        void assignVirt2StackSlot(unsigned virtReg, int frameIndex);
 
         void virtFolded(unsigned virtReg,
                         MachineInstr* oldMI,