File: issue-103157.rs

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rustc 1.70.0%2Bdfsg1-9
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// check-fail

#[derive(PartialEq, Eq)]
pub enum Value {
    Boolean(Option<bool>),
    Float(Option<f64>), //~ ERROR the trait bound `f64: Eq` is not satisfied
}

fn main() {
    let a = Value::Float(Some(f64::NAN));
    assert!(a == a);
}