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gh-104252: Immortalize Py_EMPTY_KEYS #104253

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Merged
ericsnowcurrently merged 10 commits into from
May 10, 2023
Merged

gh-104252: Immortalize Py_EMPTY_KEYS #104253

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5bc2469
Factor out _dict_state_INIT.
ericsnowcurrently May 6, 2023
e472d94
Immortalize Py_EMPTY_KEYS.
ericsnowcurrently May 6, 2023
87351e0
Handle other uses of dk_refcnt.
ericsnowcurrently May 8, 2023
f5da088
Add a note.
ericsnowcurrently May 8, 2023
db8612f
Drop an old line.
ericsnowcurrently May 8, 2023
58585a9
Drop an unnecessary condition.
ericsnowcurrently May 8, 2023
6b5c952
Drop an unnecessary assert.
ericsnowcurrently May 9, 2023
bdbce5f
Do not bother inc/dec-refing Py_EMPTY_KEYS.
ericsnowcurrently May 9, 2023
aab493a
Do not update Py_Reftotal for Py_EMPTY_KEYS.
ericsnowcurrently May 9, 2023
5aabfd7
Clarify the comment about dictkeys_incref() and dictkeys_decref().
ericsnowcurrently May 9, 2023
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Drop an unnecessary condition.
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@ericsnowcurrently
ericsnowcurrently committed May 8, 2023
commit 58585a9a983002c2d76c9524d60750d32c7d69ef
2 changes: 1 addition & 1 deletion Objects/dictobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3574,7 +3574,7 @@ _PyDict_SizeOf(PyDictObject *mp)
}
/* If the dictionary is split, the keys portion is accounted-for
in the type object. */
if (mp->ma_keys->dk_refcnt == 1 || mp->ma_keys == Py_EMPTY_KEYS) {
if (mp->ma_keys->dk_refcnt == 1) {
res += _PyDict_KeysSize(mp->ma_keys);
}
assert(res <= (size_t)PY_SSIZE_T_MAX);
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