rust/tests/ui/unused_labels.rs

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