rust/tests/ui/unused_labels.rs
2017-10-03 12:07:24 +02:00

36 lines
496 B
Rust

#![allow(dead_code, items_after_statements, never_loop)]
#![warn(unused_label)]
fn unused_label() {
'label: for i in 1..2 {
if i > 4 { continue }
}
}
fn foo() {
'same_label_in_two_fns: loop {
break 'same_label_in_two_fns;
}
}
fn bla() {
'a: loop { break }
fn blub() {}
}
fn main() {
'a: for _ in 0..10 {
while let Some(42) = None {
continue 'a;
}
}
'same_label_in_two_fns: loop {
let _ = 1;
}
}