From fda88864980ffce57add0ea03fb9cbda2798975e Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Fri, 21 Jan 2022 16:45:14 +0100
Subject: bpo-46417: Revert remove_subclass() change (GH-30750)

remove_subclass() doesn't clear the tp_subclasses dict if the dict
becomes empty.
---
 Objects/typeobject.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 97a9a65..34a9817 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -6553,10 +6553,6 @@ remove_subclass(PyTypeObject *base, PyTypeObject *type)
         PyErr_Clear();
     }
     Py_XDECREF(key);
-
-    if (PyDict_Size(dict) == 0) {
-        Py_CLEAR(base->tp_subclasses);
-    }
 }
 
 static void
-- 
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