Return unique pointer to const tensor instead.

1 files changed, 2 insertions, 2 deletions

diff --git a/eval/src/vespa/eval/tensor/test/test_utils.h b/eval/src/vespa/eval/tensor/test/test_utils.h
index 61b5c8d2809..f1bb4b7b603 100644
--- a/eval/src/vespa/eval/tensor/test/test_utils.h
+++ b/eval/src/vespa/eval/tensor/test/test_utils.h
@@ -9,14 +9,14 @@
 namespace vespalib::tensor::test {
 
 template <typename T>
-std::unique_ptr<T>
+std::unique_ptr<const T>
 makeTensor(const vespalib::eval::TensorSpec &spec)
 {
     auto value = DefaultTensorEngine::ref().from_spec(spec);
     const T *tensor = dynamic_cast<const T *>(value->as_tensor());
     ASSERT_TRUE(tensor);
     value.release();
-    return std::unique_ptr<T>(const_cast<T *>(tensor));
+    return std::unique_ptr<const T>(tensor);
 }
 
 }