| error[E0658]: use of an internal attribute | |
| --> $DIR/feature-gate-doc_primitive.rs:1:3 | |
| | | |
| LL | #[rustc_doc_primitive = "usize"] | |
| | ^^^^^^^^^^^^^^^^^^^ | |
| | | |
| = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable | |
| = note: the `rustc_doc_primitive` attribute is an internal implementation detail that will never be stable | |
| = note: the `rustc_doc_primitive` attribute is used by the standard library to provide a way to generate documentation for primitive types | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0658`. |