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Make sure the dummy percentage calculation won't overflow.

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Raymond Hettinger 2015-07-04 11:28:35 -07:00
parent c2480dc0c4
commit e186c7674c
1 changed files with 2 additions and 2 deletions
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4
Objects/setobject.c
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@ -1506,8 +1506,8 @@ set_difference_update_internal(PySetObject *so, PyObject *other)
if (PyErr_Occurred())
return -1;
}
/* If more than 1/5 are dummies, then resize them away. */
if ((so->fill - so->used) * 5 < so->mask)
/* If more than 1/4th are dummies, then resize them away. */
if ((size_t)(so->fill - so->used) <= (size_t)so->mask / 4)
return 0;
return set_table_resize(so, so->used);
}