error[E0503]: cannot use `foo` because it was mutably borrowed
  --> $DIR/borrowck-match-already-borrowed.rs:9:19
   |
LL |     let p = &mut foo;
   |             -------- `foo` is borrowed here
LL |     let _ = match foo {
   |                   ^^^ use of borrowed `foo`
...
LL |     drop(p);
   |          - borrow later used here

error[E0503]: cannot use `foo.0` because it was mutably borrowed
  --> $DIR/borrowck-match-already-borrowed.rs:12:16
   |
LL |     let p = &mut foo;
   |             -------- `foo` is borrowed here
...
LL |         Foo::A(x) => x
   |                ^ use of borrowed `foo`
LL |     };
LL |     drop(p);
   |          - borrow later used here

error[E0503]: cannot use `x` because it was mutably borrowed
  --> $DIR/borrowck-match-already-borrowed.rs:22:9
   |
LL |     let r = &mut x;
   |             ------ `x` is borrowed here
LL |     let _ = match x {
LL |         x => x + 1,
   |         ^ use of borrowed `x`
...
LL |     drop(r);
   |          - borrow later used here

error[E0503]: cannot use `x` because it was mutably borrowed
  --> $DIR/borrowck-match-already-borrowed.rs:23:9
   |
LL |     let r = &mut x;
   |             ------ `x` is borrowed here
...
LL |         y => y + 2,
   |         ^ use of borrowed `x`
LL |     };
LL |     drop(r);
   |          - borrow later used here

error: aborting due to 4 previous errors

For more information about this error, try `rustc --explain E0503`.