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[3.11] GH-93252: Fix error handling for failed Python calls (GH-94693) (GH-94708)

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Automerge-Triggered-By: GH:tiran
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Kumar Aditya 2022-07-09 17:39:15 +05:30 • committed by GitHub
parent b4e232c4b5
commit 7a341724e4
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3 changed files with 19 additions and 1 deletions
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6
Python/ceval.c
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@ -6370,7 +6370,7 @@ _PyEvalFramePushAndInit(PyThreadState *tstate, PyFunctionObject *func,
}
if (initialize_locals(tstate, func, localsarray, args, argcount, kwnames)) {
assert(frame->owner != FRAME_OWNED_BY_GENERATOR);
_PyFrame_Clear(frame);
_PyEvalFrameClearAndPop(tstate, frame);
return NULL;
}
return frame;
@ -6392,6 +6392,10 @@ fail:
static void
_PyEvalFrameClearAndPop(PyThreadState *tstate, _PyInterpreterFrame * frame)
{
// Make sure that this is, indeed, the top frame. We can't check this in
// _PyThreadState_PopFrame, since f_code is already cleared at that point:
assert((PyObject **)frame + frame->f_code->co_nlocalsplus +
frame->f_code->co_stacksize + FRAME_SPECIALS_SIZE == tstate->datastack_top);
tstate->recursion_remaining--;
assert(frame->frame_obj == NULL || frame->frame_obj->f_frame == frame);
assert(frame->owner == FRAME_OWNED_BY_THREAD);