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// Copyright 2018 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.
#[repr(usize)]
#[derive(Copy, Clone)]
enum Enum {
A = 0,
}
union Foo {
a: &'static u8,
b: Enum,
}
// A pointer is guaranteed non-null
const BAD_ENUM: Enum = unsafe { Foo { a: &1 }.b};
//~^ ERROR this constant likely exhibits undefined behavior
fn main() {
}
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