rust/tests/ui/match/issue-72896-non-partial-eq-const.rs

23 lines
430 B
Rust

trait EnumSetType {
type Repr;
}
enum Enum8 { }
impl EnumSetType for Enum8 {
type Repr = u8;
}
#[derive(PartialEq, Eq)]
struct EnumSet<T: EnumSetType> {
__enumset_underlying: T::Repr,
}
const CONST_SET: EnumSet<Enum8> = EnumSet { __enumset_underlying: 3 };
fn main() {
match CONST_SET {
CONST_SET => { /* ok */ } //~ERROR: must implement `PartialEq`
_ => panic!("match fell through?"),
}
}