| // 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. |
| |
| // Test that we correctly handle projection bounds appearing in the |
| // supertrait list (and in conjunction with overloaded operators). In |
| // this case, the `Result=Self` binding in the supertrait listing of |
| // `Int` was being ignored. |
| |
| trait Not { |
| type Result; |
| |
| fn not(self) -> Self::Result; |
| } |
| |
| trait Int: Not<Result=Self> + Sized { |
| fn count_ones(self) -> usize; |
| fn count_zeros(self) -> usize { |
| // neither works |
| let x: Self = self.not(); |
| 0 |
| } |
| } |
| |
| fn main() { } |