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gh-95324: Emit a warning if an object doesn't call PyObject_GC_UnTrack during deallocation in debug mode (#95325)

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Pablo Galindo Salgado 2022-07-27 16:03:38 +01:00 • committed by GitHub
parent 2833f3798d
commit f40bc7fa49
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8 changed files with 18 additions and 2 deletions
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Modules/gcmodule.c
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@ -2347,6 +2347,13 @@ PyObject_GC_Del(void *op)
size_t presize = _PyType_PreHeaderSize(((PyObject *)op)->ob_type);
PyGC_Head *g = AS_GC(op);
if (_PyObject_GC_IS_TRACKED(op)) {
#ifdef Py_DEBUG
if (PyErr_WarnExplicitFormat(PyExc_ResourceWarning, "gc", 0,
"gc", NULL, "Object of type %s is not untracked before destruction",
((PyObject*)op)->ob_type->tp_name)) {
PyErr_WriteUnraisable(NULL);
}
#endif
gc_list_remove(g);
}
GCState *gcstate = get_gc_state();