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#![allow(unused_variables)]
#![deny(dead_code)]
enum Enum1 {
Variant1(#[allow(dead_code)] isize),
Variant2 //~ ERROR: variant `Variant2` is never constructed
}
enum Enum2 {
Variant3(#[allow(dead_code)] bool),
#[allow(dead_code)]
Variant4(isize),
Variant5 { _x: isize }, //~ ERROR: variants `Variant5` and `Variant6` are never constructed
Variant6(isize),
_Variant7,
Variant8 { _field: bool },
Variant9,
Variant10(#[allow(dead_code)] usize)
}
impl Enum2 {
fn new_variant8() -> Enum2 {
Self::Variant8 { _field: true }
}
fn new_variant9() -> Enum2 {
Self::Variant9
}
fn new_variant10() -> Enum2 {
Self::Variant10(10)
}
}
enum Enum3 { //~ ERROR: enum `Enum3` is never used
Variant8,
Variant9
}
fn main() {
let v = Enum1::Variant1(1);
match v {
Enum1::Variant1(_) => (),
Enum1::Variant2 => ()
}
let x = Enum2::Variant3(true);
let _ = Enum2::new_variant8();
let _ = Enum2::new_variant9();
let _ = Enum2::new_variant10();
}
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