2 #![cfg_attr(full, allow(incomplete_features))]
3 #![cfg_attr(full, feature(generic_const_exprs))]
5 use std::mem::MaybeUninit;
8 //~^ ERROR parameter `S` is never used
10 let x: S = MaybeUninit::uninit();
11 //[min]~^ ERROR generic parameters may not be used in const operations
12 //[full]~^^ ERROR mismatched types
13 let b = &*(&x as *const _ as *const S);
14 //[min]~^ ERROR generic parameters may not be used in const operations