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Apply remove's mutation test after every equality test.

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This commit is contained in:
Raymond Hettinger 2005-03-19 00:00:51 +00:00
parent 4aec61e0fc
commit d73202c596
2 changed files with 15 additions and 14 deletions
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14
Modules/collectionsmodule.c
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@ -376,14 +376,14 @@ deque_remove(dequeobject *deque, PyObject *value)
for (i=0 ; i<n ; i++) {
PyObject *item = deque->leftblock->data[deque->leftindex];
int cmp = PyObject_RichCompareBool(item, value, Py_EQ);
if (deque->len != n) {
PyErr_SetString(PyExc_IndexError,
"deque mutated during remove().");
return NULL;
}
if (cmp > 0) {
PyObject *tgt;
if (deque->len != n) {
PyErr_SetString(PyExc_IndexError,
"deque mutated during remove().");
return NULL;
}
tgt = deque_popleft(deque, NULL);
PyObject *tgt = deque_popleft(deque, NULL);
assert (tgt != NULL);
Py_DECREF(tgt);
if (_deque_rotate(deque, i) == -1)