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Make the various iterators' "setstate" sliently and consistently clip the

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index.  This avoids the possibility of setting an iterator to an invalid
state.
This commit is contained in:
Kristján Valur Jónsson 2014-03-05 13:47:57 +00:00
parent 4ca688edeb
commit 25dded041f
8 changed files with 66 additions and 15 deletions
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4
Objects/tupleobject.c
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@ -998,8 +998,8 @@ tupleiter_setstate(tupleiterobject *it, PyObject *state)
if (it->it_seq != NULL) {
if (index < 0)
index = 0;
else if (it->it_seq != NULL && index > PyTuple_GET_SIZE(it->it_seq))
index = PyTuple_GET_SIZE(it->it_seq);
else if (index > PyTuple_GET_SIZE(it->it_seq))
index = PyTuple_GET_SIZE(it->it_seq); /* exhausted iterator */
it->it_index = index;
}
Py_RETURN_NONE;