tests/ui/ffi_pure.stderr

   1 error[E0755]: `#[ffi_pure]` may only be used on foreign functions
   2   --> $DIR/ffi_pure.rs:4:1
   3    |
   4 LL | #[ffi_pure]
   5    | ^^^^^^^^^^^
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0755`.