src/test/ui/const-generics/different_byref_simple.rs

   1 // Check that different const types are different.
   2 // revisions: full min
   3
   4 #![cfg_attr(full, feature(const_generics))]
   5 #![cfg_attr(full, allow(incomplete_features))]
   6 #![cfg_attr(min, feature(min_const_generics))]
   7
   8 struct ConstUsize<const V: usize> {}
   9
  10 fn main() {
  11     let mut u = ConstUsize::<3> {};
  12     u = ConstUsize::<4> {};
  13     //~^ ERROR mismatched types
  14 }