// Regression test for the ICE described in issue #86238. #![feature(lang_items)] #![feature(no_core)] #![no_core] fn main() { let one = || {}; one() //~^ ERROR: failed to find an overloaded call trait for closure call //~| HELP: make sure the `fn`/`fn_mut`/`fn_once` lang items are defined } #[lang = "sized"] trait Sized {} #[lang = "copy"] trait Copy {}