{"ast_node_type":"other","tokens":[{"end":123,"kind":"keyword","start":0,"text":"//"}]}
        // Special-case a single layer of referencing, so that things like `5.0 + &6.0f32` work (See rust-lang/rust#57447).
    fn is_builtin_binop(&mut self, lhs: &Ty, rhs: &Ty, op: BinaryOp) -> bool {
        let lhs = self.deref_ty_if_possible(lhs);