bpo-32388: Remove cross-version binary compatibility requirement in tp_flags (GH-4944)
It is now allowed to add new fields at the end of the PyTypeObject struct without having to allocate a dedicated compatibility flag in tp_flags.
This will reduce the risk of running out of bits in the 32-bit tp_flags value.
diff --git a/Modules/_io/fileio.c b/Modules/_io/fileio.c
index 52a6f49..582a813 100644
--- a/Modules/_io/fileio.c
+++ b/Modules/_io/fileio.c
@@ -1200,12 +1200,12 @@
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE
- | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_HAVE_FINALIZE, /* tp_flags */
+ | Py_TPFLAGS_HAVE_GC, /* tp_flags */
_io_FileIO___init____doc__, /* tp_doc */
(traverseproc)fileio_traverse, /* tp_traverse */
(inquiry)fileio_clear, /* tp_clear */
0, /* tp_richcompare */
- offsetof(fileio, weakreflist), /* tp_weaklistoffset */
+ offsetof(fileio, weakreflist), /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
fileio_methods, /* tp_methods */
@@ -1215,7 +1215,7 @@
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
- offsetof(fileio, dict), /* tp_dictoffset */
+ offsetof(fileio, dict), /* tp_dictoffset */
_io_FileIO___init__, /* tp_init */
PyType_GenericAlloc, /* tp_alloc */
fileio_new, /* tp_new */