| // Copyright 2014 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 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // Try to initialise a DST struct where the lost information is deeply nested. |
| // This is an error because it requires an unsized rvalue. This is a problem |
| // because it would require stack allocation of an unsized temporary (*g in the |
| // test). |
| |
| struct Fat<T: ?Sized> { |
| ptr: T |
| } |
| |
| pub fn main() { |
| let f: Fat<[isize; 3]> = Fat { ptr: [5, 6, 7] }; |
| let g: &Fat<[isize]> = &f; |
| let h: &Fat<Fat<[isize]>> = &Fat { ptr: *g }; |
| //~^ ERROR the size for values of type |
| } |
