rust/src/test/compile-fail/dst-bad-coerce4.rs
2016-05-02 11:47:10 -04:00

26 lines
846 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.
// Attempt to coerce from unsized to sized.
struct Fat<T: ?Sized> {
ptr: T
}
pub fn main() {
// With a vec of isizes.
let f1: &Fat<[isize]> = &Fat { ptr: [1, 2, 3] };
let f2: &Fat<[isize; 3]> = f1;
//~^ ERROR mismatched types
//~| expected type `&Fat<[isize; 3]>`
//~| found type `&Fat<[isize]>`
//~| expected array of 3 elements, found slice
}