|  | //@ 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<const P: &'static ()>; | 
|  | //[min]~^ ERROR `&'static ()` is forbidden as the type of a const generic parameter | 
|  | //[adt_const_params]~^^ ERROR use of unstable library feature `unsized_const_params` | 
|  |  | 
|  | fn main() { | 
|  | const A: &'static () = unsafe { std::mem::transmute(10 as *const ()) }; | 
|  |  | 
|  | let _ = Const::<{ A }>; | 
|  | } |