rust/tests/ui/borrowck/borrowck-mut-borrow-linear-errors.rs
2023-01-11 09:32:08 +00:00

16 lines
503 B
Rust

// Test to ensure we only report an error for the first issued loan that
// conflicts with a new loan, as opposed to every issued loan. This keeps us
// down to O(n) errors (for n problem lines), instead of O(n^2) errors.
fn main() {
let mut x = 1;
let mut addr = vec![];
loop {
match 1 {
1 => { addr.push(&mut x); } //~ ERROR [E0499]
2 => { addr.push(&mut x); } //~ ERROR [E0499]
_ => { addr.push(&mut x); } //~ ERROR [E0499]
}
}
}