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]
34 lines
1.0 KiB
Rust
34 lines
1.0 KiB
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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// error-pattern:fail
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#![feature(managed_boxes)]
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use std::gc::{Gc, GC};
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fn main() {
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let cheese = "roquefort".to_string();
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let carrots = box(GC) "crunchy".to_string();
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let result: |Gc<String>, |String||: 'static = (|tasties, macerate| {
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macerate((*tasties).clone());
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});
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result(carrots, |food| {
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let mush = format!("{}{}", food, cheese);
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let cheese = cheese.clone();
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let f: || = || {
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let _chew = format!("{}{}", mush, cheese);
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fail!("so yummy")
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};
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f();
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});
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}
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