src/test/run-pass/last-use-is-capture.rs

   1 // Copyright 2012 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 // Make sure #1399 stays fixed
  12
  13 #![allow(unknown_features)]
  14 #![feature(box_syntax)]
  15
  16 struct A { a: Box<int> }
  17
  18 pub fn main() {
  19     fn invoke<F>(f: F) where F: FnOnce() { f(); }
  20     let k = box 22i;
  21     let _u = A {a: k.clone()};
  22     invoke(|| println!("{}", k.clone()) )
  23 }