2 // aux-build:trait_safety_lib.rs
4 // Simple smoke test that unsafe traits can be compiled across crates.
7 extern crate trait_safety_lib as lib;
11 struct Bar { x: isize }
12 unsafe impl Foo for Bar {
13 fn foo(&self) -> isize { self.x }
16 fn take_foo<F:Foo>(f: &F) -> isize { f.foo() }
20 assert_eq!(22, take_foo(&x));
22 let x: Bar = Bar { x: 23 };
23 assert_eq!(23, take_foo(&x));