From c9930f5022f5e7a290896522280e47a1fecba38a Mon Sep 17 00:00:00 2001
From: Peter Bierma <zintensitydev@gmail.com>
Date: Wed, 28 Aug 2024 21:27:40 -0400
Subject: [PATCH] gh-123448: Move `_PyNoDefault_Type` to the static types array
 (#123449)

---
 .../Library/2024-08-28-20-08-19.gh-issue-123448.tItJlp.rst     | 2 ++
 Modules/_typingmodule.c                                        | 3 ---
 Objects/object.c                                               | 1 +
 3 files changed, 3 insertions(+), 3 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Library/2024-08-28-20-08-19.gh-issue-123448.tItJlp.rst

diff --git a/Misc/NEWS.d/next/Library/2024-08-28-20-08-19.gh-issue-123448.tItJlp.rst b/Misc/NEWS.d/next/Library/2024-08-28-20-08-19.gh-issue-123448.tItJlp.rst
new file mode 100644
index 00000000000..a57c133d435
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2024-08-28-20-08-19.gh-issue-123448.tItJlp.rst
@@ -0,0 +1,2 @@
+Fixed memory leak of :class:`typing.NoDefault` by moving it to the static types
+array.
diff --git a/Modules/_typingmodule.c b/Modules/_typingmodule.c
index 37af00f3071..09fbb3c5e8b 100644
--- a/Modules/_typingmodule.c
+++ b/Modules/_typingmodule.c
@@ -63,9 +63,6 @@ _typing_exec(PyObject *m)
     if (PyModule_AddObjectRef(m, "TypeAliasType", (PyObject *)&_PyTypeAlias_Type) < 0) {
         return -1;
     }
-    if (PyType_Ready(&_PyNoDefault_Type) < 0) {
-        return -1;
-    }
     if (PyModule_AddObjectRef(m, "NoDefault", (PyObject *)&_Py_NoDefaultStruct) < 0) {
         return -1;
     }
diff --git a/Objects/object.c b/Objects/object.c
index 97403227625..4b8b6c29266 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -2347,6 +2347,7 @@ static PyTypeObject* static_types[] = {
     &_PyWeakref_ProxyType,
     &_PyWeakref_RefType,
     &_PyTypeAlias_Type,
+    &_PyNoDefault_Type,
 
     // subclasses: _PyTypes_FiniTypes() deallocates them before their base
     // class