src/test/ui/issues/issue-15104.rs

   1 // run-pass
   2 #![feature(slice_patterns)]
   3
   4 fn main() {
   5     assert_eq!(count_members(&[1, 2, 3, 4]), 4);
   6 }
   7
   8 fn count_members(v: &[usize]) -> usize {
   9     match *v {
  10         []         => 0,
  11         [_]        => 1,
  12         [_, ref xs..] => 1 + count_members(xs)
  13     }
  14 }