File: derive-helper-legacy-limits.stderr

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error: cannot find attribute `empty_helper` in this scope
  --> $DIR/derive-helper-legacy-limits.rs:17:3
   |
LL | #[empty_helper]
   |   ^^^^^^^^^^^^
   |
help: `empty_helper` is an attribute that can be used by the derive macro `Empty`, you might be missing a `derive` attribute
   |
LL + #[derive(Empty)]
LL | struct S2;
   |

error: aborting due to 1 previous error