File: union-repr-c.rs

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#![allow(unused)]
#![deny(improper_ctypes)]

#[repr(C)]
union U {
    a: u8,
}

union W {
    a: u8,
}

extern "C" {
    static FOREIGN1: U; // OK
    static FOREIGN2: W; //~ ERROR `extern` block uses type `W`
}

fn main() {}