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gh-117482: Fix Builtin Types Slot Wrappers When Embedded #121636

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ericsnowcurrently wants to merge 10 commits into from
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gh-117482: Fix Builtin Types Slot Wrappers When Embedded #121636

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99c5746
Restore the finalization code.
ericsnowcurrently Jul 11, 2024
853c7d2
Factor out static type def helpers.
ericsnowcurrently Jul 11, 2024
753be4d
Do not preserve the metaclass on the def.
ericsnowcurrently Jul 11, 2024
5c422f4
Do not return the def from managed_static_type_state_clear().
ericsnowcurrently Jul 11, 2024
eba8751
Factor out struct static_type_def.
ericsnowcurrently Jul 11, 2024
8000ab3
Clear the index after getting the def.
ericsnowcurrently Jul 11, 2024
6b17676
Do not overwrite the entire type struct; only the tp slot operators.
ericsnowcurrently Jul 11, 2024
e777250
Preserve the type substructs too.
ericsnowcurrently Jul 11, 2024
8520cfc
Fix a compiler error on Windows.
ericsnowcurrently Jul 11, 2024
631bf66
Merge branch 'main' into fix-builtin-slot-wrappers-embedded
ericsnowcurrently Aug 12, 2024
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Do not preserve the metaclass on the def.
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@ericsnowcurrently
ericsnowcurrently committed Jul 11, 2024
commit 753be4d9869bc4eb85c9c32e03447675ceb62cb7
6 changes: 2 additions & 4 deletions Objects/typeobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -196,6 +196,7 @@ managed_static_type_fini_def(PyTypeObject *def, PyTypeObject *type,
}

/* Preserve specific data before potentially wiping it. */
PyTypeObject *metaclass = Py_TYPE(type);
destructor dealloc = type->tp_dealloc;

/* Restore the static type to it's (mostly) original values.
Expand All @@ -216,6 +217,7 @@ managed_static_type_fini_def(PyTypeObject *def, PyTypeObject *type,
yet. Thankfully, those exceptional cases only require a small
subset of the type, all of which is static data. Thus, in the
meantime, we preserve those parts. */
Py_SET_TYPE(type, metaclass);
type->tp_dealloc = dealloc;
}

Expand Down Expand Up @@ -8565,10 +8567,6 @@ init_static_type(PyInterpreterState *interp, PyTypeObject *self,
managed_static_type_state_clear(interp, self, isbuiltin, initial);
}

if (initial) {
Py_SET_TYPE(def, Py_TYPE(self));
}

return res;
}

Expand Down