| // compile-pass | |
| // skip-codegen | |
| #![allow(warnings)] | |
| struct Attr { | |
| name: String, | |
| value: String, | |
| } | |
| struct Element { | |
| attrs: Vec<Box<Attr>>, | |
| } | |
| impl Element { | |
| pub unsafe fn get_attr<'a>(&'a self, name: &str) { | |
| self.attrs | |
| .iter() | |
| .find(|attr| { | |
| let attr: &&Box<Attr> = std::mem::transmute(attr); | |
| true | |
| }); | |
| } | |
| } | |
| fn main() { | |
| let element = Element { attrs: Vec::new() }; | |
| let _ = unsafe { element.get_attr("foo") }; | |
| } |