39 lines
839 B
Rust
39 lines
839 B
Rust
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// Copyright 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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use core::num::Zero;
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pub struct X<T> {
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a: T
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}
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// reordering these bounds stops the ICE
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impl<T: Zero + Eq + Zero>
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Zero for X<T> {
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fn zero() -> X<T> {
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X { a: Zero::zero() }
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}
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fn is_zero(&self) -> bool {
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self.a.is_zero()
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}
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}
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macro_rules! constants {
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() => {
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let _0 : X<int> = Zero::zero();
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}
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}
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fn test_X() {
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constants!();
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}
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