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GH-113486: Do not emit spurious PY_UNWIND events for optimized calls to classes. (GH-113680)

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Mark Shannon 2024-01-05 09:45:22 +00:00 • committed by GitHub
parent ed6ea3ea79
commit 0ae60b66de
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6 changed files with 64 additions and 28 deletions
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6
Python/instrumentation.c
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@ -1576,13 +1576,11 @@ _Py_Instrument(PyCodeObject *code, PyInterpreterState *interp)
}
_Py_Executors_InvalidateDependency(interp, code);
int code_len = (int)Py_SIZE(code);
/* code->_co_firsttraceable >= code_len indicates
* that no instrumentation can be inserted.
* Exit early to avoid creating instrumentation
/* Exit early to avoid creating instrumentation
* data for potential statically allocated code
* objects.
* See https://github.com/python/cpython/issues/108390 */
if (code->_co_firsttraceable >= code_len) {
if (code->co_flags & CO_NO_MONITORING_EVENTS) {
return 0;
}
if (update_instrumentation_data(code, interp)) {