// 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. // aux-build:cross_crate.rs #![feature(specialization)] extern crate cross_crate; use cross_crate::*; struct NotClone; #[derive(Clone)] struct MarkedAndClone; impl MyMarker for MarkedAndClone {} struct MyType(T); default impl Foo for MyType { fn foo(&self) -> &'static str { "generic MyType" } } impl Foo for MyType { fn foo(&self) -> &'static str { "MyType" } } struct MyOtherType; impl Foo for MyOtherType {} fn main() { assert!(NotClone.foo() == "generic"); assert!(0u8.foo() == "generic Clone"); assert!(vec![NotClone].foo() == "generic"); assert!(vec![0u8].foo() == "generic Vec"); assert!(vec![0i32].foo() == "Vec"); assert!(0i32.foo() == "i32"); assert!(String::new().foo() == "String"); assert!(((), 0).foo() == "generic pair"); assert!(((), ()).foo() == "generic uniform pair"); assert!((0u8, 0u32).foo() == "(u8, u32)"); assert!((0u8, 0u8).foo() == "(u8, u8)"); assert!(MarkedAndClone.foo() == "generic Clone + MyMarker"); assert!(MyType(()).foo() == "generic MyType"); assert!(MyType(0u8).foo() == "MyType"); assert!(MyOtherType.foo() == "generic"); }