error[E0308]: mismatched types --> $DIR/issue-7867.rs:7:9 | LL | enum A { B, C } | - unit variant defined here ... LL | match (true, false) { | ------------- this expression has type `(bool, bool)` LL | A::B => (), | ^^^^ expected `(bool, bool)`, found `A` | = note: expected tuple `(bool, bool)` found enum `A` error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.