1 error: expected parameter name, found `*`
2 --> $DIR/issue-33413.rs:4:10
4 LL | fn f(*, a: u8) -> u8 {}
5 | ^ expected parameter name
7 error[E0308]: mismatched types
8 --> $DIR/issue-33413.rs:4:23
10 LL | fn f(*, a: u8) -> u8 {}
11 | - ^^ expected `u8`, found `()`
13 | implicitly returns `()` as its body has no tail or `return` expression
15 help: consider returning the local binding `a`
17 LL | fn f(*, a: u8) -> u8 { a }
20 error: aborting due to 2 previous errors
22 For more information about this error, try `rustc --explain E0308`.