| // Copyright 2015 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 |
| |
| #![feature(rustc_attrs)] |
| |
| enum Sexpression { |
| Num(()), |
| Cons(&'static mut Sexpression) |
| } |
| |
| fn causes_error_in_ast(mut l: &mut Sexpression) { |
| loop { match l { |
| &mut Sexpression::Num(ref mut n) => {}, |
| &mut Sexpression::Cons(ref mut expr) => { //[ast]~ ERROR [E0499] |
| l = &mut **expr; //[ast]~ ERROR [E0506] |
| } |
| }} |
| } |
| |
| #[rustc_error] |
| fn main() { //[mir]~ ERROR compilation successful |
| } |
