tests/ui/parser/doc-before-identifier.stderr

   1 error: expected identifier, found doc comment `/// document`
   2   --> $DIR/doc-before-identifier.rs:1:4
   3    |
   4 LL | fn /// document
   5    |    ^^^^^^^^^^^^ expected identifier, found doc comment
   6
   7 error: aborting due to 1 previous error
   8