ices/70586.rs: fixed with no errors

[github-actions]

Issue: rust-lang/rust#70586

#![feature(const_generics)]

struct T;
impl T {
    fn new_s<const N: u8>() -> S<N> { S }
}

struct S<const N: u8>;
impl<const N: u8> S<N> {
    fn method(&self) {}
}

fn main() {
    T::new_s::<1u8>().method();
}

=== stdout ===
=== stderr ===
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
 --> /home/runner/work/glacier/glacier/ices/70586.rs:1:12
  |
1 | #![feature(const_generics)]
  |            ^^^^^^^^^^^^^^
  |
  = note: `#[warn(incomplete_features)]` on by default
  = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information

warning: 1 warning emitted

==============