src/test/ui/const-generics/const-fn-with-const-param.rs

   1 // Checks that `const fn` with const params can be used.
   2 // run-pass
   3 // revisions: full min
   4
   5 #![cfg_attr(full, feature(const_generics))]
   6 #![cfg_attr(full, allow(incomplete_features))]
   7
   8 const fn const_u32_identity<const X: u32>() -> u32 {
   9     X
  10 }
  11
  12 fn main() {
  13     assert_eq!(const_u32_identity::<18>(), 18);
  14 }