| // Copyright 2016 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. |
| |
| #![feature(rustc_attrs)] |
| |
| // Here we expect a coherence conflict because, even though `i32` does |
| // not implement `Iterator`, we cannot rely on that negative reasoning |
| // due to the orphan rules. Therefore, `A::Item` may yet turn out to |
| // be `i32`. |
| |
| pub trait Foo<P> {} |
| |
| pub trait Bar { |
| type Output: 'static; |
| } |
| |
| impl Foo<i32> for i32 { } |
| |
| impl<A:Iterator> Foo<A::Item> for A { } //~ ERROR E0119 |
| |
| fn main() {} |
