File: binops-issue-22743.rs

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//@ run-pass

use std::ops::Mul;

#[derive(Copy, Clone)]
pub struct Foo {
    x: f64,
}

impl Mul<Foo> for f64 {
    type Output = Foo;

    fn mul(self, rhs: Foo) -> Foo {
        // intentionally do something that is not *
        Foo { x: self + rhs.x }
    }
}

pub fn main() {
    let f: Foo = Foo { x: 5.0 };
    let val: f64 = 3.0;
    let f2: Foo = val * f;
    assert_eq!(f2.x, 8.0);
}