hygienic-label-1.rs « hygiene « ui « test « src - rust - https://github.com/rust-lang/rust

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path: root/src/test/ui/hygiene/hygienic-label-1.rs

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macro_rules! foo {
    () => { break 'x; } //~ ERROR use of undeclared label `'x`
}

pub fn main() {
    'x: loop { foo!() }
}