tests/ui/lang-items/lang-item-unknown-definition-error.rs


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//! Checks that compiler prevernt attempting to define an unrecognized or unknown lang item

#![allow(unused)]
#![feature(lang_items)]

#[lang = "foo"]
fn bar() -> ! {
    //~^^ ERROR definition of an unknown lang item: `foo`
    loop {}
}

fn main() {}