New upstream version 1.25.0+dfsg1

[rustc.git] / src / test / compile-fail / associated-const-type-parameter-arms.rs

// Copyright 2015 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.


pub enum EFoo { A, B, C, D }

pub trait Foo {
    const X: EFoo;
}

struct Abc;

impl Foo for Abc {
    const X: EFoo = EFoo::B;
}

struct Def;
impl Foo for Def {
    const X: EFoo = EFoo::D;
}

pub fn test<A: Foo, B: Foo>(arg: EFoo) {
    match arg {
        A::X => println!("A::X"),
        //~^ error: associated consts cannot be referenced in patterns [E0158]
        B::X => println!("B::X"),
        //~^ error: associated consts cannot be referenced in patterns [E0158]
        _ => (),
    }
}

fn main() {
}