Issue #15142: Fix reference leak when deallocating instances of types created using PyType_FromSpec().
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@ -10,6 +10,9 @@ What's New in Python 3.3.0 Beta 1?
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Core and Builtins
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-----------------
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- Issue #15142: Fix reference leak when deallocating instances of types
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created using PyType_FromSpec().
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- Issue #15042: Add PyState_AddModule and PyState_RemoveModule. Add version
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guard for Py_LIMITED_API additions. Patch by Robin Schreiber.
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@ -2417,6 +2417,12 @@ PyType_FromSpec(PyType_Spec *spec)
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if (res->ht_type.tp_dictoffset) {
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res->ht_cached_keys = _PyDict_NewKeysForClass();
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}
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if (res->ht_type.tp_dealloc == NULL) {
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/* It's a heap type, so needs the heap types' dealloc.
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subtype_dealloc will call the base type's tp_dealloc, if
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necessary. */
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res->ht_type.tp_dealloc = subtype_dealloc;
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}
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if (PyType_Ready(&res->ht_type) < 0)
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goto fail;
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