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.
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.
11 // Test that we detect nested calls that could free pointers evaluated
12 // for earlier arguments.
14 #![feature(box_syntax)]
16 fn rewrite(v: &mut Box<usize>) -> usize {
21 fn add(v: &usize, w: Box<usize>) -> usize {
26 let mut a: Box<_> = box 1;
28 // Note the danger here:
30 // the pointer for the first argument has already been
31 // evaluated, but it gets moved when evaluating the second
35 a); //~ ERROR cannot move
39 let mut a: Box<_> = box 1;
42 a); //~ ERROR cannot move