// run-pass const FOO: &[u8] = b"foo"; const BAR: &[u8] = &[1, 2, 3]; const BOO: &i32 = &42; fn main() { match &[1u8, 2, 3] as &[u8] { FOO => panic!("a"), BAR => println!("b"), _ => panic!("c"), } match b"foo" as &[u8] { FOO => println!("a"), BAR => panic!("b"), _ => panic!("c"), } #[allow(unreachable_patterns)] match &43 { &42 => panic!(), BOO => panic!(), _ => println!("d"), } }