gh-111178: Fix function signatures for test_types

Author: vstinner

Objects/namespaceobject.c

@@ -204,8 +204,9 @@ namespace_richcompare(PyObject *self, PyObject *other, int op)
 PyDoc_STRVAR(namespace_reduce__doc__, "Return state information for pickling");
 
 static PyObject *
-namespace_reduce(_PyNamespaceObject *ns, PyObject *Py_UNUSED(ignored))
+namespace_reduce(PyObject *op, PyObject *Py_UNUSED(ignored))
 {
+    _PyNamespaceObject *ns = (_PyNamespaceObject*)op;
     PyObject *result, *args = PyTuple_New(0);
 
     if (!args)
@@ -245,7 +246,7 @@ namespace_replace(PyObject *self, PyObject *args, PyObject *kwargs)
 
 
 static PyMethodDef namespace_methods[] = {
-    {"__reduce__", (PyCFunction)namespace_reduce, METH_NOARGS,
+    {"__reduce__", namespace_reduce, METH_NOARGS,
      namespace_reduce__doc__},
     {"__replace__", _PyCFunction_CAST(namespace_replace), METH_VARARGS|METH_KEYWORDS,
      PyDoc_STR("__replace__($self, /, **changes)\n--\n\n"

Objects/odictobject.c

@@ -1951,8 +1951,9 @@ odictkeys_new(PyObject *od, PyObject *Py_UNUSED(ignored))
 /* items() */
 
 static PyObject *
-odictitems_iter(_PyDictViewObject *dv)
+odictitems_iter(PyObject *op)
 {
+    _PyDictViewObject *dv = (_PyDictViewObject*)op;
     if (dv->dv_dict == NULL) {
         Py_RETURN_NONE;
     }

Python/Python-tokenize.c

@@ -239,8 +239,9 @@ _get_col_offsets(tokenizeriterobject *it, struct token token, const char *line_s
 }
 
 static PyObject *
-tokenizeriter_next(tokenizeriterobject *it)
+tokenizeriter_next(PyObject *op)
 {
+    tokenizeriterobject *it = (tokenizeriterobject*)op;
     PyObject* result = NULL;
 
     Py_BEGIN_CRITICAL_SECTION(it);
@@ -348,8 +349,9 @@ tokenizeriter_next(tokenizeriterobject *it)
 }
 
 static void
-tokenizeriter_dealloc(tokenizeriterobject *it)
+tokenizeriter_dealloc(PyObject *op)
 {
+    tokenizeriterobject *it = (tokenizeriterobject*)op;
     PyTypeObject *tp = Py_TYPE(it);
     Py_XDECREF(it->last_line);
     _PyTokenizer_Free(it->tok);