src/test/ui/proc-macro/issue-38586.stderr

   1 error[E0425]: cannot find value `foo` in this scope
   2   --> $DIR/issue-38586.rs:6:10
   3    |
   4 LL | #[derive(A)]
   5    |          ^ not found in this scope
   6    |
   7    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
   8
   9 error: aborting due to previous error
  10
  11 For more information about this error, try `rustc --explain E0425`.