(original) (raw)

diff -r ffc915a55a72 Objects/dictobject.c --- a/Objects/dictobject.c Mon Sep 05 00:01:47 2016 -0400 +++ b/Objects/dictobject.c Mon Sep 05 10:15:37 2016 -0700 @@ -2519,24 +2519,26 @@ static int dict_traverse(PyObject *op, visitproc visit, void *arg) { - Py_ssize_t i, n; PyDictObject *mp = (PyDictObject *)op; - if (mp->ma_keys->dk_lookup == lookdict) { - for (i = 0; i < DK_SIZE(mp->ma_keys); i++) { - if (mp->ma_keys->dk_entries[i].me_value != NULL) { - Py_VISIT(mp->ma_keys->dk_entries[i].me_value); - Py_VISIT(mp->ma_keys->dk_entries[i].me_key); + PyDictKeysObject *keys = mp->ma_keys; + PyDictKeyEntry *entries = &keys->dk_entries[0]; + Py_ssize_t i, n = DK_SIZE(mp->ma_keys); + if (keys->dk_lookup == lookdict) { + for (i = 0; i < n; i++) { + if (entries[i].me_value != NULL) { + Py_VISIT(entries[i].me_value); + Py_VISIT(entries[i].me_key); } } } else { if (mp->ma_values != NULL) { - for (i = 0, n = DK_SIZE(mp->ma_keys); i < n; i++) { + for (i = 0; i < n; i++) { Py_VISIT(mp->ma_values[i]); } } else { - for (i = 0, n = DK_SIZE(mp->ma_keys); i < n; i++) { - Py_VISIT(mp->ma_keys->dk_entries[i].me_value); + for (i = 0; i < n; i++) { + Py_VISIT(entries[i].me_value); } } }