rust/tests/ui/union/unnamed-fields/restrict_anonymous_unions.rs
Frank King 868706d9b5 Parse unnamed fields and anonymous structs or unions
Anonymous structs or unions are only allowed in struct field
definitions.

Co-authored-by: carbotaniuman <41451839+carbotaniuman@users.noreply.github.com>
2023-08-24 11:17:54 +08:00

38 lines
1.1 KiB
Rust

#![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() {}