Issue #22570: Renamed Py_SETREF to Py_XSETREF.
diff --git a/Objects/tupleobject.c b/Objects/tupleobject.c
index 5020aff..a7774e2 100644
--- a/Objects/tupleobject.c
+++ b/Objects/tupleobject.c
@@ -162,7 +162,7 @@
         return -1;
     }
     p = ((PyTupleObject *)op) -> ob_item + i;
-    Py_SETREF(*p, newitem);
+    Py_XSETREF(*p, newitem);
     return 0;
 }