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#![stable(feature = "core", since = "1.6.0")]
#![feature(staged_api)]
#![feature(const_precise_live_drops)]
enum Either<T, S> {
Left(T),
Right(S),
}
impl<T> Either<T, T> {
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "foo", since = "1.0.0")]
pub const fn unwrap(self) -> T {
//~^ ERROR destructor of
match self {
Self::Left(t) => t,
Self::Right(t) => t,
}
}
}
fn main() {}
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