| error[E0658]: repr with 128-bit type is unstable | |
| --> $DIR/feature-gate-repr128.rs:2:1 | |
| | | |
| LL | enum A { | |
| | ^^^^^^ | |
| | | |
| = note: see issue #56071 <https://github.com/rust-lang/rust/issues/56071> for more information | |
| = help: add `#![feature(repr128)]` to the crate attributes to enable | |
| = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0658`. |