{"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"Rvalue::CopyForDeref(place)"}]}
            Rvalue::CopyForDeref(place) => {
            Rvalue::Use(ref mut operand) => return self.simplify_operand(operand, location),
                let mut operand = Operand::Copy(place);