diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
index 92b7f1a39bc719a7c367ff8fadc1463d8f10dc2e..18de1269e9d5ab865c56c2fbd27f0b0ad6114530 100644
--- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -2035,7 +2035,7 @@ Instruction *InstCombiner::visitCastInst(CastInst &CI) {
             New = new MallocInst(CastElTy, Amt, Name);
           else
             New = new AllocaInst(CastElTy, Amt, Name);
-          InsertNewInstBefore(New, CI);
+          InsertNewInstBefore(New, *AI);
           return ReplaceInstUsesWith(CI, New);
         }
       }