1 warning: `doc(primitive)` should never have been stable
2 --> $DIR/feature-gate-doc_primitive.rs:2:7
4 LL | #[doc(primitive = "usize")]
7 = note: `#[warn(invalid_doc_attributes)]` on by default
8 = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
9 = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
11 warning: 1 warning emitted