Issue #22570: Renamed Py_SETREF to Py_XSETREF.
diff --git a/Python/errors.c b/Python/errors.c
index 47d7c4b..1d6e432 100644
--- a/Python/errors.c
+++ b/Python/errors.c
@@ -311,9 +311,9 @@
         --tstate->recursion_depth;
         /* throw away the old exception and use the recursion error instead */
         Py_INCREF(PyExc_RecursionError);
-        Py_SETREF(*exc, PyExc_RecursionError);
+        Py_XSETREF(*exc, PyExc_RecursionError);
         Py_INCREF(PyExc_RecursionErrorInst);
-        Py_SETREF(*val, PyExc_RecursionErrorInst);
+        Py_XSETREF(*val, PyExc_RecursionErrorInst);
         /* just keeping the old traceback */
         return;
     }