rust/tests/ui/union/union-derive-eq.rs

19 lines
369 B
Rust

#[derive(Eq)] // OK
union U1 {
a: u8,
}
impl PartialEq for U1 { fn eq(&self, rhs: &Self) -> bool { true } }
#[derive(PartialEq, Copy, Clone)]
struct PartialEqNotEq;
#[derive(Eq)]
union U2 {
a: PartialEqNotEq, //~ ERROR the trait bound `PartialEqNotEq: Eq` is not satisfied
}
impl PartialEq for U2 { fn eq(&self, rhs: &Self) -> bool { true } }
fn main() {}