src/test/ui/editions/edition-keywords-2018-2018-expansion.stderr

   1 error: expected identifier, found reserved keyword `async`
   2   --> $DIR/edition-keywords-2018-2018-expansion.rs:8:5
   3    |
   4 LL |     produces_async! {}
   5    |     ^^^^^^^^^^^^^^^^^^ expected identifier, found reserved keyword
   6    |
   7    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
   8 help: you can escape reserved keywords to use them as identifiers
   9    |
  10 LL | () => (pub fn r#async () { })
  11    |               ^^^^^^^
  12
  13 error: aborting due to previous error
  14