src/test/compile-fail/issue-12552.rs


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// Copyright 2014 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.

// this code used to cause an ICE

fn main() {
  let t = Err(0);
  match t {
    Some(k) => match k { //~ ERROR mismatched types
      a => println!("{}", a)
    },
    None => () //~ ERROR mismatched types
  }
}