error[E0658]: repr with 128-bit type is unstable
--> $DIR/feature-gate-repr128.rs:2:1
|
-LL | / enum A {
-LL | | A(u64)
-LL | | }
- | |_^
+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