macro_rules! impl_into_overflowable_item_for_rustfmt_types {
([$($ty:ident),*], [$($ty_with_lifetime:ident),*]) => { ... };
}
macro_rules! impl_into_overflowable_item_for_rustfmt_types {
([$($ty:ident),*], [$($ty_with_lifetime:ident),*]) => { ... };
}