error: unreachable pattern
  --> $DIR/issue-65157-repeated-match-arm.rs:15:9
   |
LL |         PartiallyInhabitedVariants::Struct { .. } => {},
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
note: the lint level is defined here
  --> $DIR/issue-65157-repeated-match-arm.rs:2:9
   |
LL | #![deny(unreachable_patterns)]
   |         ^^^^^^^^^^^^^^^^^^^^

error: aborting due to 1 previous error