From e50946f8441648f2de9fa92329f72da61e076743 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Tue, 17 Oct 2023 13:16:19 +0200
Subject: [PATCH] gh-85283: Fix Argument Clinic for md5 extension

Limited C API supports the defining class under some conditions.
---
 Modules/clinic/md5module.c.h | 4 ++--
 Tools/clinic/clinic.py       | 5 ++---
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/Modules/clinic/md5module.c.h b/Modules/clinic/md5module.c.h
index 11db7952c5ce6a..1d98c574929f6f 100644
--- a/Modules/clinic/md5module.c.h
+++ b/Modules/clinic/md5module.c.h
@@ -9,7 +9,7 @@ PyDoc_STRVAR(MD5Type_copy__doc__,
 "Return a copy of the hash object.");
 
 #define MD5TYPE_COPY_METHODDEF    \
-    {"copy", _PyCFunction_CAST(MD5Type_copy), METH_METHOD|METH_FASTCALL|METH_KEYWORDS, MD5Type_copy__doc__},
+    {"copy", (PyCFunction)(void(*)(void))MD5Type_copy, METH_METHOD|METH_FASTCALL|METH_KEYWORDS, MD5Type_copy__doc__},
 
 static PyObject *
 MD5Type_copy_impl(MD5object *self, PyTypeObject *cls);
@@ -97,4 +97,4 @@ _md5_md5(PyObject *module, PyObject *args, PyObject *kwargs)
 exit:
     return return_value;
 }
-/*[clinic end generated code: output=015f7613e3a9bb93 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=81702ec915f36236 input=a9049054013a1b77]*/
diff --git a/Tools/clinic/clinic.py b/Tools/clinic/clinic.py
index a54986506066f4..3112e7cb286f9d 100755
--- a/Tools/clinic/clinic.py
+++ b/Tools/clinic/clinic.py
@@ -1199,7 +1199,7 @@ def parser_body(
 
         fastcall = not new_or_init
         limited_capi = clinic.limited_capi
-        if limited_capi and (requires_defining_class or pseudo_args or
+        if limited_capi and (pseudo_args or
                 (any(p.is_optional() for p in parameters) and
                  any(p.is_keyword_only() and not p.is_optional() for p in parameters)) or
                 any(c.broken_limited_capi for c in converters)):
@@ -1642,12 +1642,11 @@ def parser_body(
                                             declarations=declarations)
 
 
+        methoddef_cast_end = ""
         if flags in ('METH_NOARGS', 'METH_O', 'METH_VARARGS'):
             methoddef_cast = "(PyCFunction)"
-            methoddef_cast_end = ""
         elif limited_capi:
             methoddef_cast = "(PyCFunction)(void(*)(void))"
-            methoddef_cast_end = ""
         else:
             methoddef_cast = "_PyCFunction_CAST("
             methoddef_cast_end = ")"