File: cannot-transmute-unnormalizable-type.rs

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trait Trait {
    type RefTarget;
}

impl Trait for ()
where
    Missing: Trait,
    //~^ ERROR cannot find type `Missing` in this scope
{
    type RefTarget = ();
}

struct Other {
    data: <() as Trait>::RefTarget,
}

fn main() {
    unsafe {
        std::mem::transmute::<Option<()>, Option<&Other>>(None);
        //~^ ERROR cannot transmute between types of different sizes, or dependently-sized types
    }
}