rust/src/test/compile-fail/regions-infer-invariance-due-to-mutability-2.rs

29 lines
802 B
Rust

// 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 <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.
struct invariant {
f: @mut [&int]
}
fn to_same_lifetime(bi: invariant/&r) {
let bj: invariant/&r = bi;
}
fn to_shorter_lifetime(bi: invariant/&r) {
let bj: invariant/&blk = bi; //~ ERROR mismatched types
}
fn to_longer_lifetime(bi: invariant/&r) -> invariant/&static {
bi //~ ERROR mismatched types
}
fn main() {
}