//@ revisions: full adt_const_params min //@[full] check-pass #![cfg_attr(full, feature(adt_const_params, unsized_const_params))] #![cfg_attr(full, allow(incomplete_features))] #![cfg_attr(adt_const_params, feature(adt_const_params))] #![cfg_attr(adt_const_params, allow(incomplete_features))] struct Const; //[min]~^ ERROR `&'static ()` is forbidden as the type of a const generic parameter //[adt_const_params]~^^ ERROR `&'static ()` can't be used as a const parameter type fn main() { const A: &'static () = unsafe { std::mem::transmute(10 as *const ()) }; let _ = Const::<{ A }>; }