add missing & in const reference

PaddlePaddle · Nov 2, 2021 · 3e2d016 · 3e2d016
1 parent b630919
commit 3e2d016
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/paddle/pten/core/kernel_registry.h b/paddle/pten/core/kernel_registry.h
@@ -63,7 +63,7 @@ struct KernelArgsParseFunctor<Return_ (*)(Args_...)> {
         args_def->AppendInput(
             default_key.backend(), default_tensor_layout, default_key.dtype());
       } else if (arg_type ==
-                 std::type_index(typeid(const std::vector<DenseTensor>))) {
+                 std::type_index(typeid(const std::vector<DenseTensor>&))) {
         args_def->AppendInput(
             default_key.backend(), default_tensor_layout, default_key.dtype());
       } else if (arg_type == std::type_index(typeid(DenseTensor*))) {