1 error[E0658]: const trait impls are experimental
2 --> $DIR/feature-gate.rs:9:6
4 LL | impl const T for S {}
7 = note: see issue #67792 <https://github.com/rust-lang/rust/issues/67792> for more information
8 = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0658`.