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Diffstat (limited to 'Doc/whatsnew/3.11.rst')
| -rw-r--r-- | Doc/whatsnew/3.11.rst | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst index 1b3b824..1ea8cba 100644 --- a/Doc/whatsnew/3.11.rst +++ b/Doc/whatsnew/3.11.rst @@ -149,6 +149,34 @@ Porting to Python 3.11 (:c:member:`PyTypeObject.tp_traverse`). (Contributed by Victor Stinner in :issue:`44263`.) +* Since :c:func:`Py_TYPE()` is changed to a inline static function, + ``Py_TYPE(obj) = new_type`` must be replaced with + ``Py_SET_TYPE(obj, new_type)``: see the :c:func:`Py_SET_TYPE()` function + (available since Python 3.9). For backward compatibility, this macro can be + used:: + + #if PY_VERSION_HEX < 0x030900A4 && !defined(Py_SET_TYPE) + static inline void _Py_SET_TYPE(PyObject *ob, PyTypeObject *type) + { ob->ob_type = type; } + #define Py_SET_TYPE(ob, type) _Py_SET_TYPE(_PyObject_CAST(ob), type) + #endif + + (Contributed by Victor Stinner in :issue:`39573`.) + +* Since :c:func:`Py_SIZE()` is changed to a inline static function, + ``Py_SIZE(obj) = new_size`` must be replaced with + ``Py_SET_SIZE(obj, new_size)``: see the :c:func:`Py_SET_SIZE()` function + (available since Python 3.9). For backward compatibility, this macro can be + used:: + + #if PY_VERSION_HEX < 0x030900A4 && !defined(Py_SET_SIZE) + static inline void _Py_SET_SIZE(PyVarObject *ob, Py_ssize_t size) + { ob->ob_size = size; } + #define Py_SET_SIZE(ob, size) _Py_SET_SIZE((PyVarObject*)(ob), size) + #endif + + (Contributed by Victor Stinner in :issue:`39573`.) + Deprecated ---------- |