def get_dtor(self):
        """"Get the element dtor function pointer as void pointer.

        It's safe to be called multiple times.
        """
        # Define and set the Dtor
        dtor = self.define_dtor()
        dtor_fnptr = self._builder.bitcast(dtor, cgutils.voidptr_t)
        return dtor_fnptr
"Get the element dtor function pointer as void pointer.

        It's safe to be called multiple times.
        
numba/cpython/listobj.py