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bpo-35810: Incref heap-allocated types in PyObject_Init (GH-11661)

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* Incref heap-allocated types in PyObject_Init
* Add documentation and porting notes to What's New
This commit is contained in:
Eddie Elizondo 2019-03-27 07:52:18 -04:00 • committed by Petr Viktorin
parent 1fc5bf2ff2
commit 364f0b0f19
8 changed files with 89 additions and 10 deletions
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8
Objects/object.c
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@ -230,6 +230,9 @@ PyObject_Init(PyObject *op, PyTypeObject *tp)
return PyErr_NoMemory();
/* Any changes should be reflected in PyObject_INIT (objimpl.h) */
Py_TYPE(op) = tp;
if (PyType_GetFlags(tp) & Py_TPFLAGS_HEAPTYPE) {
Py_INCREF(tp);
}
_Py_NewReference(op);
return op;
}
@ -240,9 +243,8 @@ PyObject_InitVar(PyVarObject *op, PyTypeObject *tp, Py_ssize_t size)
if (op == NULL)
return (PyVarObject *) PyErr_NoMemory();
/* Any changes should be reflected in PyObject_INIT_VAR */
op->ob_size = size;
Py_TYPE(op) = tp;
_Py_NewReference((PyObject *)op);
Py_SIZE(op) = size;
PyObject_Init((PyObject *)op, tp);
return op;
}