mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 23:34:48 +00:00
18 lines
229 B
Rust
18 lines
229 B
Rust
|
//@ run-pass
|
||
|
|
|
||
|
|
#![allow(unused_assignments)]
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let a = 1u32;
|
||
|
|
let b = 2u32;
|
||
|
|
|
||
|
|
let mut c: *const u32 = &a;
|
||
|
|
let d: &u32 = &b;
|
||
|
|
|
||
|
|
let x = unsafe { &*c };
|
||
|
|
c = d;
|
||
|
|
let z = *x;
|
||
|
|
|
||
|
|
assert_eq!(1, z);
|
||
|
|
}
|