1 error[E0574]: expected struct, variant or union type, found trait `Trait`
2 --> $DIR/issue-18986.rs:8:9
4 LL | Trait { x: 42 } => ()
5 | ^^^^^ not a struct, variant or union type
7 error: aborting due to previous error
9 For more information about this error, try `rustc --explain E0574`.