| // Copyright 2012-2013 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. |
| |
| // revisions: ast mir |
| //[mir]compile-flags: -Z borrowck=mir |
| |
| // Issue 4691: Ensure that functional-struct-update can only copy, not |
| // move, when the struct implements Drop. |
| |
| struct B; |
| struct S { a: isize, b: B } |
| impl Drop for S { fn drop(&mut self) { } } |
| |
| struct T { a: isize, mv: Box<isize> } |
| impl Drop for T { fn drop(&mut self) { } } |
| |
| fn f(s0:S) { |
| let _s2 = S{a: 2, ..s0}; |
| //[ast]~^ error: cannot move out of type `S`, which implements the `Drop` trait |
| //[mir]~^^ ERROR [E0509] |
| } |
| |
| fn g(s0:T) { |
| let _s2 = T{a: 2, ..s0}; |
| //[ast]~^ error: cannot move out of type `T`, which implements the `Drop` trait |
| //[mir]~^^ ERROR [E0509] |
| } |
| |
| fn main() { } |