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bpo-45711: Remove type and traceback from exc_info (GH-30122)

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* Do not PUSH/POP traceback or type to the stack as part of exc_info

* Remove exc_traceback and exc_type from _PyErr_StackItem

* Add to what's new, because this change breaks things like Cython
This commit is contained in:
Irit Katriel 2021-12-17 14:46:22 +00:00 • committed by GitHub
parent 62a0a2a25d
commit 396b58345f
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 228 additions and 389 deletions
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12
Include/internal/pycore_pyerrors.h
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@ -24,16 +24,7 @@ static inline PyObject* _PyErr_Occurred(PyThreadState *tstate)
static inline void _PyErr_ClearExcState(_PyErr_StackItem *exc_state)
{
PyObject *t, *v, *tb;
t = exc_state->exc_type;
v = exc_state->exc_value;
tb = exc_state->exc_traceback;
exc_state->exc_type = NULL;
exc_state->exc_value = NULL;
exc_state->exc_traceback = NULL;
Py_XDECREF(t);
Py_XDECREF(v);
Py_XDECREF(tb);
Py_CLEAR(exc_state->exc_value);
}
PyAPI_FUNC(PyObject*) _PyErr_StackItemToExcInfoTuple(
@ -114,6 +105,7 @@ PyAPI_FUNC(void) _Py_NO_RETURN _Py_FatalRefcountErrorFunc(
#define _Py_FatalRefcountError(message) _Py_FatalRefcountErrorFunc(__func__, message)
#ifdef __cplusplus
}
#endif