// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. fn main() { struct X; trait Foo { fn foo(&self) where (T, Option): Ord {} fn bar(&self, x: &Option) -> bool where Option: Ord { *x < *x } } impl Foo for () {} let _ = &() as &Foo; }