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.
12 //[mir]compile-flags: -Zborrowck=mir
14 fn test_drop_replace() {
16 //[mir]~^ HELP make this binding mutable
17 //[mir]~| SUGGESTION mut b
18 b = Box::new(1); //[ast]~ NOTE first assignment
19 //[mir]~^ NOTE first assignment
20 b = Box::new(2); //[ast]~ ERROR cannot assign twice to immutable variable
21 //[mir]~^ ERROR cannot assign twice to immutable variable `b`
22 //[ast]~| NOTE cannot assign twice to immutable
23 //[mir]~| NOTE cannot assign twice to immutable
27 let b = Box::new(1); //[ast]~ NOTE first assignment
28 //[mir]~^ NOTE first assignment
29 //[mir]~| HELP make this binding mutable
30 //[mir]~| SUGGESTION mut b
31 b = Box::new(2); //[ast]~ ERROR cannot assign twice to immutable variable
32 //[mir]~^ ERROR cannot assign twice to immutable variable `b`
33 //[ast]~| NOTE cannot assign twice to immutable
34 //[mir]~| NOTE cannot assign twice to immutable
37 fn test_args(b: Box<i32>) { //[ast]~ NOTE first assignment
38 //[mir]~^ HELP make this binding mutable
39 //[mir]~| SUGGESTION mut b
40 b = Box::new(2); //[ast]~ ERROR cannot assign twice to immutable variable
41 //[mir]~^ ERROR cannot assign to immutable argument `b`
42 //[ast]~| NOTE cannot assign twice to immutable
43 //[mir]~| NOTE cannot assign to immutable argument