42 lines
937 B
Rust
42 lines
937 B
Rust
// Copyright 2012-2013 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::util;
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use std::num::Zero;
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#[deriving(Zero)]
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struct A;
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#[deriving(Zero)]
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struct B(int);
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#[deriving(Zero)]
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struct C(int, int);
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#[deriving(Zero)]
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struct D { a: int }
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#[deriving(Zero)]
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struct E { a: int, b: int }
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#[deriving(Zero)]
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struct Lots {
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d: u8,
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e: char,
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f: f64,
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g: (f32, char),
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h: @(int, int),
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i: bool,
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j: (),
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}
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pub fn main() {
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let lots: Lots = Zero::zero();
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assert!(lots.is_zero());
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}
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