rust/src/test/compile-fail/vector-cast-weirdness.rs

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// 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.
// Issue #14893. Tests that casts from vectors don't behave strangely in the
// presence of the `_` type shorthand notation.
struct X {
y: [u8, ..2],
}
fn main() {
let x1 = X { y: [0, 0] };
let p1: *u8 = &x1.y as *_; //~ ERROR mismatched types
let t1: *[u8, ..2] = &x1.y as *_;
let h1: *[u8, ..2] = &x1.y as *[u8, ..2];
let mut x1 = X { y: [0, 0] };
let p1: *mut u8 = &mut x1.y as *mut _; //~ ERROR mismatched types
let t1: *mut [u8, ..2] = &mut x1.y as *mut _;
let h1: *mut [u8, ..2] = &mut x1.y as *mut [u8, ..2];
}