15 lines
434 B
Rust
15 lines
434 B
Rust
#![allow(unused_variables)]
|
|
|
|
mod safe {
|
|
// This makes a ref that was passed to us via &mut alias with things it should not alias with
|
|
pub(crate) fn safe(x: &mut &u32, target: &mut u32) {
|
|
unsafe { *x = &mut *(target as *mut _); }
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let target = &mut 42;
|
|
let mut target_alias = &42; // initial dummy value
|
|
safe::safe(&mut target_alias, target); //~ ERROR: in conflict with lock ReadLock
|
|
}
|