| // Copyright 2016 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // Test that fn item types are zero-sized. |
| |
| use std::mem::{size_of, size_of_val}; |
| |
| fn main() { |
| assert_eq!(size_of_val(&main), 0); |
| |
| let (a, b) = (size_of::<u8>, size_of::<u16>); |
| assert_eq!(size_of_val(&a), 0); |
| assert_eq!(size_of_val(&b), 0); |
| assert_eq!((a(), b()), (1, 2)); |
| } |
