rust/src/test/compile-fail/unsendable-class.rs
Alex Crichton ade807c6dc rustc: Obsolete the @ syntax entirely
This removes all remnants of `@` pointers from rustc. Additionally, this removes
the `GC` structure from the prelude as it seems odd exporting an experimental
type in the prelude by default.

Closes #14193
[breaking-change]
2014-06-14 10:45:37 -07:00

35 lines
887 B
Rust

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(managed_boxes)]
// Test that a class with an unsendable field can't be
// sent
use std::gc::{Gc, GC};
struct foo {
i: int,
j: Gc<String>,
}
fn foo(i:int, j: Gc<String>) -> foo {
foo {
i: i,
j: j
}
}
fn main() {
let cat = "kitty".to_string();
let (tx, _) = channel(); //~ ERROR does not fulfill `Send`
tx.send(foo(42, box(GC) (cat))); //~ ERROR does not fulfill `Send`
}