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-rw-r--r--tensorflow/core/ops/training_ops_test.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/tensorflow/core/ops/training_ops_test.cc b/tensorflow/core/ops/training_ops_test.cc
index 9c3489211c..da66fbe4ba 100644
--- a/tensorflow/core/ops/training_ops_test.cc
+++ b/tensorflow/core/ops/training_ops_test.cc
@@ -21,9 +21,9 @@ limitations under the License.
namespace tensorflow {
// Used for testing the grad+indices handling for SparseApplyXYZ tests.
-static void TestGradAndIndicesErrorHandling(ShapeInferenceTestOp op,
+static void TestGradAndIndicesErrorHandling(const ShapeInferenceTestOp& op,
string shape_spec_middle,
- string shape_spec_end = "") {
+ const string& shape_spec_end = "") {
auto shape_spec = [&shape_spec_middle, shape_spec_end](
const char* var_spec, const char* grad_indices_spec) {
return strings::StrCat(var_spec, ";", shape_spec_middle, ";",