File: always-extern.rs

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#![feature(intrinsics)]

trait Foo {
    extern "rust-intrinsic" fn foo(&self); //~ ERROR intrinsic must
}

impl Foo for () {
    extern "rust-intrinsic" fn foo(&self) { //~ ERROR intrinsic must
    }
}

extern "rust-intrinsic" fn hello() {//~ ERROR intrinsic must
    //~^ ERROR unrecognized intrinsic function: `hello`
}

fn main() {
}