ices/72651.sh: fixed with no errors

[github-actions]

Issue: rust-lang/rust#72651

#!/bin/bash

rustc --emit=mir --edition 2018 - << EOF

fn main() {}

struct StructA {}
struct StructB {}

impl StructA {
    fn fn_taking_struct_b(&self, struct_b: &StructB) -> bool {
        true
    }
}

async fn get_struct_a_async() -> StructA {
    StructA {}
}

async fn ice() {
    match Some(StructB {}) {
        Some(struct_b) if get_struct_a_async().await.fn_taking_struct_b(&struct_b) => {}
        _ => {}
    }
}

EOF

=== stdout ===
=== stderr ===
warning: unused variable: `struct_b`
 --> <anon>:8:34
  |
8 |     fn fn_taking_struct_b(&self, struct_b: &StructB) -> bool {
  |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_b`
  |
  = note: `#[warn(unused_variables)]` on by default

warning: struct is never constructed: `StructA`
 --> <anon>:4:8
  |
4 | struct StructA {}
  |        ^^^^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: struct is never constructed: `StructB`
 --> <anon>:5:8
  |
5 | struct StructB {}
  |        ^^^^^^^

warning: associated function is never used: `fn_taking_struct_b`
 --> <anon>:8:8
  |
8 |     fn fn_taking_struct_b(&self, struct_b: &StructB) -> bool {
  |        ^^^^^^^^^^^^^^^^^^

warning: function is never used: `get_struct_a_async`
  --> <anon>:13:10
   |
13 | async fn get_struct_a_async() -> StructA {
   |          ^^^^^^^^^^^^^^^^^^

warning: function is never used: `ice`
  --> <anon>:17:10
   |
17 | async fn ice() {
   |          ^^^

warning: 6 warnings emitted

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

[JohnTitor]

rust-lang/rust#78393 fixed this ICE.