rust/src/test/compile-fail/mut-pattern-mismatched.rs

31 lines
960 B
Rust

// 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.
fn main() {
let foo = &mut 1;
// (separate lines to ensure the spans are accurate)
let &_ //~ ERROR mismatched types
//~| expected `&mut _`
//~| found `&_`
//~| values differ in mutability
= foo;
let &mut _ = foo;
let bar = &1;
let &_ = bar;
let &mut _ //~ ERROR mismatched types
//~| expected `&_`
//~| found `&mut _`
//~| values differ in mutability
= bar;
}