 --> [ local path prefix ]/types/alias_dictionary_not_displayable.fpp:2:1
  |
2 | dictionary type T2 = T1
  | ^^^^^^^^^^^^^^^^^^^^^^^ dictionary type is not displayable
  |
 ::: [ local path prefix ]/types/alias_dictionary_not_displayable.fpp:2:22
  |
2 | dictionary type T2 = T1
  |                      -- because this type is not displayable
  |
 ::: [ local path prefix ]/types/alias_dictionary_not_displayable.fpp:1:1
  |
1 | type T1
  | ------- type is defined here

