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gh-126366: Fix crash if __iter__ raises an exception during yield from (#126369)

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Peter Bierma 2024-11-05 04:56:36 -05:00 • committed by GitHub
parent 407c0366d9
commit 1371295e67
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6 changed files with 25 additions and 6 deletions
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5
Python/bytecodes.c
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@ -2811,11 +2811,12 @@ dummy_func(
}
else {
/* `iterable` is not a generator. */
iter = PyStackRef_FromPyObjectSteal(PyObject_GetIter(iterable_o));
PyObject *iter_o = PyObject_GetIter(iterable_o);
DEAD(iterable);
if (PyStackRef_IsNull(iter)) {
if (iter_o == NULL) {
ERROR_NO_POP();
}
iter = PyStackRef_FromPyObjectSteal(iter_o);
DECREF_INPUTS();
}
}