rust/tests/ui/issues/issue-40288.rs
2023-01-11 09:32:08 +00:00

21 lines
415 B
Rust

fn save_ref<'a>(refr: &'a i32, to: &mut [&'a i32]) {
for val in &mut *to {
*val = refr;
}
}
fn main() {
let ref init = 0i32;
let ref mut refr = 1i32;
let mut out = [init];
save_ref(&*refr, &mut out);
// This shouldn't be allowed as `refr` is borrowed
*refr = 3; //~ ERROR cannot assign to `*refr` because it is borrowed
// Prints 3?!
println!("{:?}", out[0]);
}