New automatic return value policy for cat() and make_tuple(), fixed an ambiguity issue
diff --git a/docs/advanced.rst b/docs/advanced.rst
index d2a66bc..9df5cb3 100644
--- a/docs/advanced.rst
+++ b/docs/advanced.rst
@@ -418,6 +418,9 @@
| :enum:`return_value_policy::automatic` | Automatic: copy objects returned as values and take ownership of |
| | objects returned as pointers |
+--------------------------------------------------+---------------------------------------------------------------------------+
+| :enum:`return_value_policy::automatic_reference` | Automatic variant 2 : copy objects returned as values and reference |
+| | objects returned as pointers |
++--------------------------------------------------+---------------------------------------------------------------------------+
| :enum:`return_value_policy::copy` | Create a new copy of the returned object, which will be owned by Python |
+--------------------------------------------------+---------------------------------------------------------------------------+
| :enum:`return_value_policy::take_ownership` | Reference the existing object and take ownership. Python will call |