tests/ui/issues/issue-20772.stderr

   1 error[E0391]: cycle detected when computing the super traits of `T` with associated type name `Item`
   2   --> $DIR/issue-20772.rs:1:1
   3    |
   4 LL | trait T : Iterator<Item=Self::Item>
   5    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   6    |
   7    = note: ...which immediately requires computing the super traits of `T` with associated type name `Item` again
   8 note: cycle used when computing the super predicates of `T`
   9   --> $DIR/issue-20772.rs:1:1
  10    |
  11 LL | trait T : Iterator<Item=Self::Item>
  12    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  13
  14 error: aborting due to previous error
  15
  16 For more information about this error, try `rustc --explain E0391`.