error[E0734]: stability attributes may not be used outside of the standard library | |
--> $DIR/feature-gate-rustc_const_unstable.rs:5:1 | |
| | |
LL | #[rustc_const_unstable(feature="fzzzzzt")] | |
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0734`. |