| // run-pass | |
| #![allow(dead_code)] | |
| #![allow(non_camel_case_types)] | |
| #![feature(box_syntax)] | |
| //type t = { a: isize }; | |
| // type t = { a: bool }; | |
| type t = bool; | |
| trait it { | |
| fn f(&self); | |
| } | |
| impl it for t { | |
| fn f(&self) { } | |
| } | |
| pub fn main() { | |
| // let x = ({a: 4} as it); | |
| // let y = box ({a: 4}); | |
| // let z = box ({a: 4} as it); | |
| // let z = box ({a: true} as it); | |
| let z: Box<_> = box (box true as Box<dyn it>); | |
| // x.f(); | |
| // y.f(); | |
| // (*z).f(); | |
| println!("ok so far..."); | |
| z.f(); //segfault | |
| } |