src/test/ui/feature-gate-lang-items.stderr

   1 error[E0658]: language items are subject to change
   2   --> $DIR/feature-gate-lang-items.rs:11:1
   3    |
   4 11 | #[lang="foo"]   //~ ERROR language items are subject to change
   5    | ^^^^^^^^^^^^^
   6    |
   7    = help: add #![feature(lang_items)] to the crate attributes to enable
   8
   9 error: aborting due to previous error
  10