46 lines
1.1 KiB
Rust
46 lines
1.1 KiB
Rust
// Copyright 2013-2014 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(unsafe_destructor)]
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trait X {
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fn call<T: std::fmt::Debug>(&self, x: &T);
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fn default_method<T: std::fmt::Debug>(&self, x: &T) {
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println!("X::default_method {:?}", x);
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}
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}
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#[derive(Debug)]
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struct Y(isize);
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#[derive(Debug)]
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struct Z<T: X+std::fmt::Debug> {
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x: T
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}
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impl X for Y {
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fn call<T: std::fmt::Debug>(&self, x: &T) {
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println!("X::call {:?} {:?}", self, x);
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}
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}
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#[unsafe_destructor]
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impl<T: X + std::fmt::Debug> Drop for Z<T> {
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fn drop(&mut self) {
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// These statements used to cause an ICE.
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self.x.call(self);
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self.x.default_method(self);
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}
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}
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pub fn main() {
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let _z = Z {x: Y(42)};
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}
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