src/test/ui/attributes/key-value-expansion-on-mac.stderr

   1 error: unexpected expression: `stringify!(b)`
   2   --> $DIR/key-value-expansion-on-mac.rs:11:17
   3    |
   4 LL | #[rustc_dummy = stringify!(b)]
   5    |                 ^^^^^^^^^^^^^
   6
   7 error: aborting due to previous error
   8