rust/tests/ui/rfc-1445-restrict-constants-in-patterns/match-forbidden-without-eq.rs
2023-01-11 09:32:08 +00:00

24 lines
488 B
Rust

#[derive(PartialEq)]
struct Foo {
x: u32
}
const FOO: Foo = Foo { x: 0 };
fn main() {
let y = Foo { x: 1 };
match y {
FOO => { }
//~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]`
_ => { }
}
let x = 0.0;
match x {
f32::INFINITY => { }
//~^ WARNING floating-point types cannot be used in patterns
//~| WARNING this was previously accepted by the compiler but is being phased out
_ => { }
}
}