| // 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 <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. |
| |
| trait From<Src> { |
| type Result; |
| |
| fn from(src: Src) -> Self::Result; |
| } |
| |
| trait To { |
| fn to<Dst>( //~ ERROR the trait `core::marker::Sized` is not implemented |
| self |
| ) -> <Dst as From<Self>>::Result where Dst: From<Self> { |
| From::from(self) |
| } |
| } |
| |
| fn main() {} |