python
diff --git a/‎Python/gc_free_threading.c‎
Lines changed: 1 addition & 1 deletion b/‎Python/gc_free_threading.c‎
Lines changed: 1 addition & 1 deletion
@@ -310,7 +310,7 @@ gc_visit_stackref(_PyStackRef stackref)
     // being dead already.
     if (PyStackRef_IsDeferred(stackref) && !PyStackRef_IsNull(stackref)) {
         PyObject *curr_o = PyStackRef_AsPyObjectBorrow(stackref);
-        if (!_Py_IsImmortal(curr_o)) {
+        if (_PyObject_GC_IS_TRACKED(curr_o)) {
             gc_add_refs(curr_o, 1);
         }
     }
Original file line number	Diff line number	Diff line change
`@@ -310,7 +310,7 @@ gc_visit_stackref(_PyStackRef stackref)`
`310`	`310`	`// being dead already.`
`311`	`311`	`if (PyStackRef_IsDeferred(stackref) && !PyStackRef_IsNull(stackref)) {`
`312`	`312`	`PyObject *curr_o = PyStackRef_AsPyObjectBorrow(stackref);`
`313`		`- if (!_Py_IsImmortal(curr_o)) {`
	`313`	`+ if (_PyObject_GC_IS_TRACKED(curr_o)) {`
`314`	`314`	`gc_add_refs(curr_o, 1);`
`315`	`315`	`}`
`316`	`316`	`}`