// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. trait SomeTrait {} struct Meow; impl SomeTrait for Meow {} struct Foo<'a> { x: &'a SomeTrait, y: &'a SomeTrait, } impl<'a> Foo<'a> { pub fn new<'b>(x: &'b SomeTrait, y: &'b SomeTrait) -> Foo<'b> { Foo { x: x, y: y } } } fn main() { let r = Meow; let s = Meow; let q = Foo::new(&r as &SomeTrait, &s as &SomeTrait); }