// Copyright 2012 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. fn main() { match None { Err(_) => () //~^ ERROR mismatched types //~| expected type `std::option::Option<_>` //~| found type `std::result::Result<_, _>` //~| expected enum `std::option::Option`, found enum `std::result::Result` } }