ices/86953.sh: fixed with no errors

[github-actions]

Issue: rust-lang/rust#86953

#!/usr/bin/env bash

rustc - --crate-type=lib -C incremental=foo << 'EOF'
#![feature(const_generics)]
#![feature(const_evaluatable_checked)]

use std::ops::Add;

pub struct StackBitSet<const N: usize> where [(); 0]: Sized;

impl<const N: usize, const M: usize> Add<&StackBitSet<M>> for StackBitSet<N>
where
    [(); 0+0]: Sized, // changing 0+0 to 0 makes this work
    [(); 0]: Sized,
    [(); 0]: Sized,
{
    type Output = StackBitSet<0>;
    fn add(self, _: &StackBitSet<M>) -> Self::Output {
        loop {}
    }
}

#[test]
fn bitset_create() {
    let _a: StackBitSet<42> = StackBitSet;
}
EOF

=== stdout ===
=== stderr ===
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
 --> <anon>: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: the feature `const_evaluatable_checked` is incomplete and may not be safe to use and/or cause compiler crashes
 --> <anon>:2:12
  |
2 | #![feature(const_evaluatable_checked)]
  |            ^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information

warning: 2 warnings emitted

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