ghost_lite::ghost! {
#![derive(Clone, Copy, Default, Hash, PartialOrd, Ord, PartialEq, Eq, Debug)]
/// A marker type which marks data is unspecified.
pub struct Unspecified<T: ?Sized>
}
#[cfg(test)]
mod tests {
use super::Unspecified;
#[test]
fn size() {
let _: Unspecified<usize> = Unspecified;
assert_eq!(std::mem::size_of::<Unspecified::<usize>>(), 0);
}
}