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bpo-46417: Add _PyType_CAST() macro (GH-30760)

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In debug mode, the macro makes sure that its argument is a type using
an assertion.
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Victor Stinner 2022-01-21 21:39:01 +01:00 • committed by GitHub
parent 60705cff70
commit bc67f189fd
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3 changed files with 50 additions and 58 deletions
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Include/object.h
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@ -755,6 +755,8 @@ static inline int _PyType_Check(PyObject *op) {
}
#define PyType_Check(op) _PyType_Check(_PyObject_CAST(op))
#define _PyType_CAST(op) (assert(PyType_Check(op)), (PyTypeObject*)(op))
static inline int _PyType_CheckExact(PyObject *op) {
return Py_IS_TYPE(op, &PyType_Type);
}