error: field is never read: `c`
  --> $DIR/union-fields-1.rs:9:5
   |
LL |     c: u8,
   |     ^^^^^
   |
note: the lint level is defined here
  --> $DIR/union-fields-1.rs:4:9
   |
LL | #![deny(dead_code)]
   |         ^^^^^^^^^

error: field is never read: `a`
  --> $DIR/union-fields-1.rs:12:5
   |
LL |     a: u8,
   |     ^^^^^

error: field is never read: `a`
  --> $DIR/union-fields-1.rs:16:20
   |
LL | union NoDropLike { a: u8 }
   |                    ^^^^^

error: field is never read: `c`
  --> $DIR/union-fields-1.rs:21:5
   |
LL |     c: u8,
   |     ^^^^^

error: aborting due to 4 previous errors