error[E0411]: cannot find type `Self` in this scope
  --> $DIR/issue-62364-self-ty-arg.rs:5:29
   |
LL | type Alias<'a> = Struct<&'a Self>;
   |      -----                  ^^^^ `Self` is only available in impls, traits, and type definitions
   |      |
   |      `Self` not allowed in a type alias

error: aborting due to previous error

For more information about this error, try `rustc --explain E0411`.