32 lines
831 B
Rust
32 lines
831 B
Rust
// Copyright 2012 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.
|
|
|
|
type ctxt = { v: uint };
|
|
|
|
trait get_ctxt {
|
|
fn get_ctxt() -> &self/ctxt;
|
|
}
|
|
|
|
type has_ctxt = { c: &ctxt };
|
|
|
|
impl get_ctxt for has_ctxt {
|
|
fn get_ctxt() -> &self/ctxt { self.c }
|
|
}
|
|
|
|
fn make_gc() -> get_ctxt {
|
|
let ctxt = { v: 22u };
|
|
let hc = { c: &ctxt }; //~ ERROR illegal borrow
|
|
return hc as get_ctxt;
|
|
}
|
|
|
|
fn main() {
|
|
make_gc().get_ctxt().v;
|
|
}
|