File: 05-variance.rs

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rust-glib 0.20.9-1
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use glib::MatchInfo;

// pass
fn covariance_check<'short>(input: MatchInfo<'static>) -> MatchInfo<'short> {
    input
}

// fail
fn contravariance_check<'short>(input: MatchInfo<'short>) -> MatchInfo<'static> {
    input
}

fn main() {}