src/test/ui/const-generics/issue-67945-2.rs

   1 // revisions: full min
   2
   3 #![cfg_attr(full, allow(incomplete_features))]
   4 #![cfg_attr(full, feature(const_generics))]
   5
   6 use std::mem::MaybeUninit;
   7
   8 struct Bug<S> {
   9     //~^ ERROR parameter `S` is never used
  10     A: [(); {
  11         let x: S = MaybeUninit::uninit();
  12         //[min]~^ ERROR generic parameters may not be used in const operations
  13         //[full]~^^ ERROR mismatched types
  14         let b = &*(&x as *const _ as *const S);
  15         //[min]~^ ERROR generic parameters may not be used in const operations
  16         0
  17     }],
  18 }
  19
  20 fn main() {}