| // Copyright 2012 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. |
| |
| // Tests that an impl method's bounds aren't *more* restrictive |
| // than the trait method it's implementing |
| |
| trait A { |
| fn b<C,D>(&self, x: C) -> C; |
| } |
| |
| struct E { |
| f: isize |
| } |
| |
| impl A for E { |
| fn b<F: Sync, G>(&self, _x: F) -> F { panic!() } |
| //~^ ERROR `F: std::marker::Sync` appears on the impl method |
| } |
| |
| fn main() {} |
