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GH-106897: Add RERAISE event to sys.monitoring. (GH-107291)

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* Ensures that exception handling events are balanced. Each [re]raise event has a matching unwind/handled event.
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Mark Shannon 2023-07-27 13:32:30 +01:00 • committed by GitHub
parent f84d77b4e0
commit 766d2518ae
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8 changed files with 231 additions and 44 deletions
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14
Python/ceval.c
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@ -184,6 +184,9 @@ lltrace_resume_frame(_PyInterpreterFrame *frame)
static void monitor_raise(PyThreadState *tstate,
_PyInterpreterFrame *frame,
_Py_CODEUNIT *instr);
static void monitor_reraise(PyThreadState *tstate,
_PyInterpreterFrame *frame,
_Py_CODEUNIT *instr);
static int monitor_stop_iteration(PyThreadState *tstate,
_PyInterpreterFrame *frame,
_Py_CODEUNIT *instr);
@ -840,7 +843,6 @@ error:
}
}
monitor_raise(tstate, frame, next_instr-1);
exception_unwind:
{
/* We can't use frame->f_lasti here, as RERAISE may have set it */
@ -1954,6 +1956,16 @@ monitor_raise(PyThreadState *tstate, _PyInterpreterFrame *frame,
do_monitor_exc(tstate, frame, instr, PY_MONITORING_EVENT_RAISE);
}
static void
monitor_reraise(PyThreadState *tstate, _PyInterpreterFrame *frame,
_Py_CODEUNIT *instr)
{
if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_RERAISE)) {
return;
}
do_monitor_exc(tstate, frame, instr, PY_MONITORING_EVENT_RERAISE);
}
static int
monitor_stop_iteration(PyThreadState *tstate, _PyInterpreterFrame *frame,
_Py_CODEUNIT *instr)