src/test/ui/linkage-attr/linkage3.rs

// FIXME https://github.com/rust-lang/rust/issues/59774
// normalize-stderr-test "thread.*panicked.*Metadata module not compiled.*\n" -> ""
// normalize-stderr-test "note:.*RUST_BACKTRACE=1.*\n" -> ""

#![feature(linkage)]

extern {
    #[linkage = "foo"] static foo: *const i32;
    //~^ ERROR: invalid linkage specified
}

fn main() {
    println!("{:?}", unsafe { foo });
}