src/tools/clippy/tests/ui/empty_enum.stderr

   1 error: enum with no variants
   2  --> $DIR/empty_enum.rs:7:1
   3   |
   4 7 | enum Empty {}
   5   | ^^^^^^^^^^^^^
   6   |
   7   = note: `-D empty-enum` implied by `-D warnings`
   8 help: consider using the uninhabited type `!` or a wrapper around it
   9  --> $DIR/empty_enum.rs:7:1
  10   |
  11 7 | enum Empty {}
  12   | ^^^^^^^^^^^^^
  13