diff --git a/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/BufferizableOpInterface.cpp b/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/BufferizableOpInterface.cpp
index 61c4f8ee4a05ff..6a75398cd5e910 100644
--- a/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/BufferizableOpInterface.cpp
+++ b/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/BufferizableOpInterface.cpp
@@ -556,14 +556,14 @@ static MemRefType getAllocationTypeAndShape(OpBuilder &b, Location loc,
       reifiedShapes = true;
       OpResult resultValue = shapedValue.dyn_cast<OpResult>();
       auto &shape = resultDims[resultValue.getResultNumber()];
-      for (auto dim : enumerate(allocMemRefType.getShape()))
+      for (const auto &dim : enumerate(allocMemRefType.getShape()))
         if (ShapedType::isDynamic(dim.value()))
           dynShape.push_back(shape[dim.index()]);
     }
   }
 
   if (!reifiedShapes) {
-    for (auto dim : enumerate(allocMemRefType.getShape()))
+    for (const auto &dim : enumerate(allocMemRefType.getShape()))
       if (ShapedType::isDynamic(dim.value())) {
         assert((shapedValue.getType().isa<UnrankedMemRefType>() ||
                 shapedValue.getType().isa<MemRefType>()) &&
diff --git a/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/ModuleBufferization.cpp b/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/ModuleBufferization.cpp
index 9ed8055af2b80c..d24e7e8b121ce5 100644
--- a/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/ModuleBufferization.cpp
+++ b/mlir/lib/Dialect/Linalg/ComprehensiveBufferize/ModuleBufferization.cpp
@@ -370,7 +370,7 @@ static void layoutPostProcessing(ModuleOp moduleOp) {
     SmallVector<Type> argumentTypes;
     // Iterate on each function argument and check it it was marked with a
     // desired layout.
-    for (auto it : llvm::enumerate(funcOp.getType().getInputs())) {
+    for (const auto &it : llvm::enumerate(funcOp.getType().getInputs())) {
       int argNumber = it.index();
       Type inputType = it.value();
       auto memrefType = inputType.dyn_cast<MemRefType>();