error[E0609]: no field `y` on type `C`
  --> tests/ui/fail/union-invalid-field.rs:15:11
   |
15 |     value.y = 1;
   |           ^ unknown field
   |
help: a field with a similar name exists
   |
15 |     value.x = 1;
   |           ~

error[E0609]: no field `z` on type `C`
  --> tests/ui/fail/union-invalid-field.rs:16:11
   |
16 |     value.z = 1;
   |           ^ unknown field
   |
help: a field with a similar name exists
   |
16 |     value.x = 1;
   |           ~