src/test/compile-fail/no_send-struct.rs

   1 // Copyright 2013 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![feature(optin_builtin_traits)]
  12
  13 use std::marker::Send;
  14
  15 struct Foo {
  16     a: isize,
  17 }
  18
  19 impl !Send for Foo {}
  20
  21 fn bar<T: Send>(_: T) {}
  22
  23 fn main() {
  24     let x = Foo { a: 5 };
  25     bar(x);
  26     //~^ ERROR the trait `core::marker::Send` is not implemented
  27 }