29 lines
773 B
Rust
29 lines
773 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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struct boxed_int<'self> {
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f: &'self int,
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}
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fn max<'r>(bi: &'r boxed_int, f: &'r int) -> int {
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if *bi.f > *f {*bi.f} else {*f}
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}
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fn with(bi: &boxed_int) -> int {
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let i = 22;
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max(bi, &i)
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}
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pub fn main() {
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let g = 21;
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let foo = boxed_int { f: &g };
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assert!(with(&foo) == 22);
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}
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