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GH-101291: Refactor the PyLongObject struct into object header and PyLongValue struct. (GH-101292)

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Mark Shannon 2023-01-30 10:03:04 +00:00 • committed by GitHub
parent f5a3d91b6c
commit c1b1f51cd1
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13 changed files with 226 additions and 217 deletions
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Python/bltinmodule.c
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@ -2507,10 +2507,10 @@ builtin_sum_impl(PyObject *module, PyObject *iterable, PyObject *start)
overflow = 0;
/* Single digits are common, fast, and cannot overflow on unpacking. */
switch (Py_SIZE(item)) {
case -1: b = -(sdigit) ((PyLongObject*)item)->ob_digit[0]; break;
case -1: b = -(sdigit) ((PyLongObject*)item)->long_value.ob_digit[0]; break;
// Note: the continue goes to the top of the "while" loop that iterates over the elements
case 0: Py_DECREF(item); continue;
case 1: b = ((PyLongObject*)item)->ob_digit[0]; break;
case 1: b = ((PyLongObject*)item)->long_value.ob_digit[0]; break;
default: b = PyLong_AsLongAndOverflow(item, &overflow); break;
}
if (overflow == 0 &&