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gh-104717: Add comment about manual loop unrolling (gh-104718)

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Dong-hee Na 2023-05-21 21:08:28 +09:00 • committed by GitHub
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commit b9fcfa6024
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Objects/dictobject.c
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@ -944,6 +944,7 @@ unicodekeys_lookup_unicode(PyDictKeysObject* dk, PyObject *key, Py_hash_t hash)
}
perturb >>= PERTURB_SHIFT;
i = mask & (i*5 + perturb + 1);
// Manual loop unrolling
ix = dictkeys_get_index(dk, i);
if (ix >= 0) {
PyDictUnicodeEntry *ep = &ep0[ix];