//@ aux-build:unstable.rs extern crate unstable; use unstable::UnstableStruct; fn main() { let UnstableStruct { stable } = UnstableStruct::default(); //~^ pattern does not mention field `stable2` and inaccessible fields let UnstableStruct { stable, stable2 } = UnstableStruct::default(); //~^ pattern requires `..` due to inaccessible fields // OK: stable field is matched let UnstableStruct { stable, stable2, .. } = UnstableStruct::default(); }