#![allow(incomplete_features)] #![feature(unnamed_fields)] struct F { field: union { field: u8 }, //~ ERROR anonymous unions are not allowed outside of unnamed struct or union fields //~^ ERROR anonymous unions are unimplemented _: union { field: u8 }, //~^ ERROR anonymous unions are unimplemented } struct G { _: (u8, u8), //~ ERROR unnamed fields can only have struct or union types } union H { field: union { field: u8 }, //~ ERROR anonymous unions are not allowed outside of unnamed struct or union fields //~^ ERROR anonymous unions are unimplemented _: union { field: u8 }, //~^ ERROR anonymous unions are unimplemented } union I { _: (u8, u8), //~ ERROR unnamed fields can only have struct or union types } enum K { M { _ : union { field: u8 }, //~ ERROR anonymous unions are not allowed outside of unnamed struct or union fields //~^ ERROR unnamed fields are not allowed outside of structs or unions //~| ERROR anonymous unions are unimplemented }, N { _ : u8, //~ ERROR unnamed fields are not allowed outside of structs or unions } } fn main() {}