14 lines
396 B
Rust
14 lines
396 B
Rust
|
// Make sure that creating a raw ptr next to a shared ref works
|
||
|
|
// but the shared ref still gets invalidated when the raw ptr is used for writing.
|
||
|
|
|
||
|
|
fn main() { unsafe {
|
||
|
|
use std::mem;
|
||
|
|
let x = &mut 0;
|
||
|
|
let y1: &i32 = mem::transmute(&*x); // launder lifetimes
|
||
|
|
let y2 = x as *mut _;
|
||
|
|
let _val = *y2;
|
||
|
|
let _val = *y1;
|
||
|
|
*y2 += 1;
|
||
|
|
let _fail = *y1; //~ ERROR borrow stack
|
||
|
|
} }
|