]>
Commit | Line | Data |
---|---|---|
223e47cc LB |
1 | // Copyright 2012 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
54a0048b SL |
11 | #![feature(rustc_attrs)] |
12 | ||
13 | // ignore-pretty : (#23623) problems when ending with // comments | |
c34b1796 | 14 | |
1a4d82fc | 15 | use std::{str, string}; |
970d7e83 | 16 | |
1a4d82fc JJ |
17 | const A: [u8; 2] = ['h' as u8, 'i' as u8]; |
18 | const B: &'static [u8; 2] = &A; | |
19 | const C: *const u8 = B as *const u8; | |
223e47cc | 20 | |
54a0048b | 21 | #[rustc_no_mir] // FIXME #27840 MIR can't do rvalue promotion yet. |
223e47cc | 22 | pub fn main() { |
1a4d82fc JJ |
23 | unsafe { |
24 | let foo = &A as *const u8; | |
92a42be0 | 25 | assert_eq!(foo, C); |
1a4d82fc | 26 | assert_eq!(str::from_utf8_unchecked(&A), "hi"); |
62682a34 SL |
27 | assert_eq!(*C, A[0]); |
28 | assert_eq!(*(&B[0] as *const u8), A[0]); | |
1a4d82fc | 29 | } |
223e47cc | 30 | } |