| // 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. |
| |
| // Test that we do not ICE when a default method implementation has |
| // requirements (in this case, `Self : Baz`) that do not hold for some |
| // specific impl (in this case, `Foo : Bar`). This causes problems |
| // only when building a vtable, because that goes along and |
| // instantiates all the methods, even those that could not otherwise |
| // be called. |
| |
| // pretty-expanded FIXME #23616 |
| |
| struct Foo { |
| x: i32 |
| } |
| |
| trait Bar { |
| fn bar(&self) where Self : Baz { self.baz(); } |
| } |
| |
| trait Baz { |
| fn baz(&self); |
| } |
| |
| impl Bar for Foo { |
| } |
| |
| fn main() { |
| let x: &Bar = &Foo { x: 22 }; |
| } |
