| // 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 trait Foo { |
| const Y: usize; |
| } |
| |
| struct Abc; |
| impl Foo for Abc { |
| const Y: usize = 8; |
| } |
| |
| struct Def; |
| impl Foo for Def { |
| const Y: usize = 33; |
| } |
| |
| pub fn test<A: Foo, B: Foo>() { |
| let _array = [4; <A as Foo>::Y]; |
| //~^ ERROR the trait bound `A: Foo` is not satisfied [E0277] |
| } |
| |
| fn main() { |
| } |