src/test/ui/pattern/usefulness/slice-patterns-irrefutable.rs

   1 // check-pass
   2
   3 fn main() {
   4     let s: &[bool] = &[true; 0];
   5     let s0: &[bool; 0] = &[];
   6     let s1: &[bool; 1] = &[false; 1];
   7     let s2: &[bool; 2] = &[false; 2];
   8
   9     let [] = s0;
  10     let [_] = s1;
  11     let [_, _] = s2;
  12
  13     let [..] = s;
  14     let [..] = s0;
  15     let [..] = s1;
  16     let [..] = s2;
  17
  18     let [_, ..] = s1;
  19     let [.., _] = s1;
  20     let [_, ..] = s2;
  21     let [.., _] = s2;
  22
  23     let [_, _, ..] = s2;
  24     let [_, .., _] = s2;
  25     let [.., _, _] = s2;
  26 }