Mercurial > cpython-lru_cache-weakref
diff Objects/funcobject.c @ 20698:b229208a2a72 legacy-trunk
Be smarter about clearing the weakref lists for instances, instance methods,
and functions: we only need to call PyObject_ClearWeakRefs() if the weakref
list is non-NULL. Since these objects are common but weakrefs are still
unusual, saving the call at deallocation time makes a lot of sense.
| author | Fred Drake <fdrake@acm.org> |
|---|---|
| date | Fri, 26 Oct 2001 17:56:51 +0000 |
| parents | 2983b54256c7 |
| children | fd42eace50ea |
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--- a/Objects/funcobject.c Fri Oct 26 17:40:22 2001 +0000 +++ b/Objects/funcobject.c Fri Oct 26 17:56:51 2001 +0000 @@ -270,7 +270,8 @@ func_dealloc(PyFunctionObject *op) { _PyObject_GC_UNTRACK(op); - PyObject_ClearWeakRefs((PyObject *) op); + if (op->func_weakreflist != NULL) + PyObject_ClearWeakRefs((PyObject *) op); Py_DECREF(op->func_code); Py_DECREF(op->func_globals); Py_DECREF(op->func_name);