error[E0026]: variant `A::A` does not have a field named `fob`
  --> $DIR/issue-52717.rs:19:12
   |
LL |     A::A { fob } => { println!("{}", fob); }
   |            ^^^
   |            |
   |            variant `A::A` does not have this field
   |            help: did you mean: `foo`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0026`.