diff --git a/lib/CodeGen/CGCXXExpr.cpp b/lib/CodeGen/CGCXXExpr.cpp
index 71ddca7..153effe 100644
--- a/lib/CodeGen/CGCXXExpr.cpp
+++ b/lib/CodeGen/CGCXXExpr.cpp
@@ -496,7 +496,7 @@
       /// Call __cxa_bad_cast
       ResultType = llvm::Type::getVoidTy(VMContext);
       const llvm::FunctionType *FBadTy;
-      FTy = llvm::FunctionType::get(ResultType, false);
+      FBadTy = llvm::FunctionType::get(ResultType, false);
       llvm::Value *F = CGM.CreateRuntimeFunction(FBadTy, "__cxa_bad_cast");
       Builder.CreateCall(F)->setDoesNotReturn();
       Builder.CreateUnreachable();