ade807c6dc
This removes all remnants of `@` pointers from rustc. Additionally, this removes the `GC` structure from the prelude as it seems odd exporting an experimental type in the prelude by default. Closes #14193 [breaking-change]
29 lines
833 B
Rust
29 lines
833 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.
|
|
|
|
#![feature(managed_boxes)]
|
|
|
|
use std::gc::Gc;
|
|
|
|
struct P { child: Option<Gc<P>> }
|
|
trait PTrait {
|
|
fn getChildOption(&self) -> Option<Gc<P>>;
|
|
}
|
|
|
|
impl PTrait for P {
|
|
fn getChildOption(&self) -> Option<Gc<P>> {
|
|
static childVal: Gc<P> = self.child.get();
|
|
//~^ ERROR attempt to use a non-constant value in a constant
|
|
fail!();
|
|
}
|
|
}
|
|
|
|
fn main() {}
|