File: lto.rs

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//@ no-prefer-dynamic
//@ revisions:rpass1 rpass2
//@ compile-flags: -C lto

mod x {
    pub struct X {
        x: u32, y: u32,
    }

    #[cfg(rpass1)]
    fn make() -> X {
        X { x: 22, y: 0 }
    }

    #[cfg(rpass2)]
    fn make() -> X {
        X { x: 11, y: 11 }
    }

    pub fn new() -> X {
        make()
    }

    pub fn sum(x: &X) -> u32 {
        x.x + x.y
    }
}

mod y {
    use x;

    pub fn assert_sum() -> bool {
        let x = x::new();
        x::sum(&x) == 22
    }
}

pub fn main() {
    y::assert_sum();
}