error[E0009]: cannot bind by-move and by-ref in the same pattern
  --> $DIR/issue-53840.rs:13:16
   |
LL |         E::Foo(a, b, ref c) => {}
   |                ^  ^  ----- both by-ref and by-move used
   |                |  |
   |                |  by-move pattern here
   |                by-move pattern here

error[E0009]: cannot bind by-move and by-ref in the same pattern
  --> $DIR/issue-53840.rs:17:14
   |
LL |         Bar {a, ref b} => {}
   |              ^  ----- both by-ref and by-move used
   |              |
   |              by-move pattern here

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0009`.