| error[E0121]: the placeholder `_` is not allowed within types on item signatures for constant items |
| --> $DIR/issue-81885.rs:1:22 |
| | |
| LL | const TEST4: fn() -> _ = 42; |
| | ^ not allowed in type signatures |
| |
| error[E0121]: the placeholder `_` is not allowed within types on item signatures for constant items |
| --> $DIR/issue-81885.rs:5:26 |
| | |
| LL | const TEST5: fn() -> _ = 42; |
| | ^ not allowed in type signatures |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0121`. |