ices/89066.sh: fixed with errors

[github-actions]

Issue: rust-lang/rust#89066

#!/usr/bin/env bash

rustc - -Zsave-analysis << 'EOF'
#![feature(generic_arg_infer)]

struct All<'a, T, const N: usize> {
  v: &'a T,
}

struct BadInfer<_>;
//~^ ERROR expected identifier
//~| ERROR parameter `_` is never used

fn all_fn<'a, T, const N: usize>() {}

fn bad_infer_fn<_>() {}
//~^ ERROR expected identifier


fn main() {
  let a: All<_, _, _>;
  all_fn();
  let v: [u8; _];
  //~^ ERROR in expressions
  let v: [u8; 10] = [0; _];
  //~^ ERROR in expressions
}
EOF

=== stdout ===
=== stderr ===
error: expected identifier, found reserved identifier `_`
 --> <anon>:7:17
  |
7 | struct BadInfer<_>;
  |                 ^ expected identifier, found reserved identifier

error: expected identifier, found reserved identifier `_`
  --> <anon>:13:17
   |
13 | fn bad_infer_fn<_>() {}
   |                 ^ expected identifier, found reserved identifier

error: in expressions, `_` can only be used on the left-hand side of an assignment
  --> <anon>:20:15
   |
20 |   let v: [u8; _];
   |               ^ `_` not allowed here

error: in expressions, `_` can only be used on the left-hand side of an assignment
  --> <anon>:22:25
   |
22 |   let v: [u8; 10] = [0; _];
   |                         ^ `_` not allowed here

error[E0392]: parameter `_` is never used
 --> <anon>:7:17
  |
7 | struct BadInfer<_>;
  |                 ^ unused parameter
  |
  = help: consider removing `_`, referring to it in a field, or using a marker such as `PhantomData`
  = help: if you intended `_` to be a const parameter, use `const _: usize` instead

error[E0107]: this struct takes 2 generic arguments but 3 generic arguments were supplied
  --> <anon>:18:10
   |
18 |   let a: All<_, _, _>;
   |          ^^^       - help: remove this generic argument
   |          |
   |          expected 2 generic arguments
   |
note: struct defined here, with 2 generic parameters: `T`, `N`
  --> <anon>:3:8
   |
3  | struct All<'a, T, const N: usize> {
   |        ^^^     -        -

error: aborting due to 6 previous errors

Some errors have detailed explanations: E0107, E0392.
For more information about an error, try `rustc --explain E0107`.
==============