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]
25 lines
775 B
Rust
25 lines
775 B
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(managed_boxes)]
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use std::gc::{Gc, GC};
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struct Box<T> {c: Gc<T>}
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fn unbox<T:Clone>(b: Box<T>) -> T { return (*b.c).clone(); }
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pub fn main() {
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let foo: int = 17;
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let bfoo: Box<int> = Box {c: box(GC) foo};
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println!("see what's in our box");
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assert_eq!(unbox::<int>(bfoo), foo);
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}
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