error[E0756]: `#[ffi_const]` may only be used on foreign functions --> $DIR/ffi_const.rs:4:1 | LL | #[ffi_const] | ^^^^^^^^^^^^ error[E0756]: `#[ffi_const]` may only be used on foreign functions --> $DIR/ffi_const.rs:7:1 | LL | #[ffi_const] | ^^^^^^^^^^^^ error[E0756]: `#[ffi_const]` may only be used on foreign functions --> $DIR/ffi_const.rs:13:5 | LL | #[ffi_const] | ^^^^^^^^^^^^ error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0756`.