diff --git a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index 955bcc2d3ff27..bd8c0f197c94a 100644
--- a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -1322,7 +1322,7 @@ static void ExtendSpirKernelArgs(Module &M, FunctionAnalysisManager &FAM,
   SmallVector<Function *> SpirFixupKernels;
   SmallVector<Constant *, 8> SpirKernelsMetadata;
 
-  auto DL = M.getDataLayout();
+  const auto &DL = M.getDataLayout();
   Type *IntptrTy = DL.getIntPtrType(M.getContext());
 
   // SpirKernelsMetadata only saves fixed kernels, and is described by