#[unstable(
feature = "derive_clone_copy",
reason = "deriving hack, should not be public",
- issue = "0"
+ issue = "none"
)]
pub struct AssertParamIsClone<T: Clone + ?Sized> {
_field: crate::marker::PhantomData<T>,
#[unstable(
feature = "derive_clone_copy",
reason = "deriving hack, should not be public",
- issue = "0"
+ issue = "none"
)]
pub struct AssertParamIsCopy<T: Copy + ?Sized> {
_field: crate::marker::PhantomData<T>,
bool char
}
- #[stable(feature = "never_type", since = "1.41.0")]
+ #[unstable(feature = "never_type", issue = "35121")]
impl Clone for ! {
#[inline]
fn clone(&self) -> Self {