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GH-121439: Allow PyTupleObjects with an ob_size of 20 in the free_list to be reused (gh-121428)

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satori1995 2024-07-10 15:48:25 +08:00 committed by GitHub
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Misc/NEWS.d/next/Core and Builtins/2024-07-08-02-24-55.gh-issue-121439.jDHod3.rst Normal file
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@ -0,0 +1 @@
Allow tuples of length 20 in the freelist to be reused.

2
Objects/tupleobject.c
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@ -1153,7 +1153,7 @@ maybe_freelist_pop(Py_ssize_t size)
return NULL; return NULL;
} }
assert(size > 0); assert(size > 0);
if (size < PyTuple_MAXSAVESIZE) { if (size <= PyTuple_MAXSAVESIZE) {
Py_ssize_t index = size - 1; Py_ssize_t index = size - 1;
PyTupleObject *op = TUPLE_FREELIST.items[index]; PyTupleObject *op = TUPLE_FREELIST.items[index];
if (op != NULL) { if (op != NULL) {