error[E0277]: the trait bound `(): Marker<u32>` is not satisfied
  --> $DIR/issue-90804-incorrect-reference-suggestion.rs:10:17
   |
LL |     check::<()>(());
   |     ----------- ^^ the trait `Marker<u32>` is not implemented for `()`
   |     |
   |     required by a bound introduced by this call
   |
note: required by a bound in `check`
  --> $DIR/issue-90804-incorrect-reference-suggestion.rs:7:17
   |
LL | pub fn check<T: Marker<u32>>(_: T) {}
   |                 ^^^^^^^^^^^ required by this bound in `check`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.