error[E0574]: expected struct, variant or union type, found enum `Foo` --> $DIR/issue-17405.rs:7:9 | LL | Foo { i } => () //~ ERROR expected struct, variant or union type, found enum `Foo` | ^^^ not a struct, variant or union type error: aborting due to previous error For more information about this error, try `rustc --explain E0574`.