1 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // compile-flags: -Z parse-only
15 // Test that you cannot escape a reference
18 struct ctxt { v: usize }
21 fn get_ctxt(&self) -> &'a ctxt;
24 struct has_ctxt<'a> { c: &'a ctxt }
26 impl<'a> get_ctxt for has_ctxt<'a> {
27 fn get_ctxt(&self) -> &'a ctxt { self.c }
30 fn make_gc() -> @get_ctxt {
31 let ctxt = ctxt { v: 22 };
32 let hc = has_ctxt { c: &ctxt };
33 return @hc as @get_ctxt;
34 //~^ ERROR source contains reference
38 make_gc().get_ctxt().v;