src/test/ui/polymorphization/promoted-function-1.rs

   1 // build-fail
   2 // compile-flags: -Zpolymorphize=on
   3 #![crate_type = "lib"]
   4 #![feature(rustc_attrs)]
   5
   6 fn foo<'a>(_: &'a ()) {}
   7
   8 #[rustc_polymorphize_error]
   9 pub fn test<T>() {
  10     //~^ ERROR item has unused generic parameters
  11     foo(&());
  12 }