Tracking Issue for const array::from_fn #109341

// core::array

pub const fn from_fn<T, const N: usize, F>(cb: F) -> [T; N]
where
    F: ~const FnMut(usize) -> T + ~const Destruct,
    T: ~const Destruct;
   
pub const fn try_from_fn<R, const N: usize, F>(cb: F) -> ChangeOutputType<R, [R::Output; N]>
where
    F: ~const FnMut(usize) -> R + ~const Destruct,
    R: ~const Try,
    R::Residual: ~const Residual<[R::Output; N]>,
    R::Output: ~const Destruct;