| // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| #![allow(unused_variables)] |
| #![deny(dead_code)] |
| |
| enum Enum1 { |
| Variant1(isize), |
| Variant2 //~ ERROR: variant is never used |
| } |
| |
| enum Enum2 { |
| Variant3(bool), |
| #[allow(dead_code)] |
| Variant4(isize), |
| Variant5 { _x: isize }, //~ ERROR: variant is never used: `Variant5` |
| Variant6(isize), //~ ERROR: variant is never used: `Variant6` |
| _Variant7, |
| } |
| |
| enum Enum3 { //~ ERROR: enum is never used |
| Variant8, |
| Variant9 |
| } |
| |
| fn main() { |
| let v = Enum1::Variant1(1); |
| match v { |
| Enum1::Variant1(_) => (), |
| Enum1::Variant2 => () |
| } |
| let x = Enum2::Variant3(true); |
| } |