19 lines
618 B
Rust
19 lines
618 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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extern crate debug;
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use std::gc::{Gc, GC};
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fn f<T>(x: Gc<T>) -> Gc<T> { return x; }
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pub fn main() { let x = f(box(GC) 3i); println!("{:?}", *x); }
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