src/test/ui/const-generics/uninferred-consts-during-codegen-1.rs

   1 // run-pass
   2
   3 #![feature(const_generics)]
   4 //~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash
   5
   6 use std::fmt;
   7
   8 struct Array<T, const N: usize>([T; N]);
   9
  10 impl<T: fmt::Debug, const N: usize> fmt::Debug for Array<T, N> {
  11     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  12         f.debug_list().entries(self.0.iter()).finish()
  13     }
  14 }
  15
  16 fn main() {
  17     assert_eq!(format!("{:?}", Array([1, 2, 3])), "[1, 2, 3]");
  18 }