error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:9:9
   |
LL |         MAGIC_TEST => (),
   |         ---------- matches all the values already
LL |         [0x00, 0x00, 0x00, 0x00] => (),
LL |         [84, 69, 83, 84] => (),
   |         ^^^^^^^^^^^^^^^^ unreachable pattern
   |
note: the lint level is defined here
  --> $DIR/slice-pattern-const.rs:1:9
   |
LL | #![deny(unreachable_patterns)]
   |         ^^^^^^^^^^^^^^^^^^^^

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:15:9
   |
LL |         MAGIC_TEST => (),
   |         ---------- matches all the values already
LL |         [84, 69, 83, 84] => (),
   |         ^^^^^^^^^^^^^^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:21:9
   |
LL |         [84, 69, 83, 84] => (),
   |         ---------------- matches all the values already
LL |         MAGIC_TEST => (),
   |         ^^^^^^^^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:28:9
   |
LL |         [4] => (),
   |         --- matches all the values already
LL |         FOO => (),
   |         ^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:35:9
   |
LL |         [4] => (),
   |         --- matches all the values already
LL |         BAR => (),
   |         ^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:43:9
   |
LL |         [] => (),
   |         -- matches all the values already
LL |         BOO => (),
   |         ^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:44:9
   |
LL |         [] => (),
   |         -- matches all the values already
LL |         BOO => (),
LL |         b"" => (),
   |         ^^^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:45:9
   |
LL |         [] => (),
   |         -- matches all the values already
...
LL |         _ => (),
   |         ^ unreachable pattern

error: unreachable pattern
  --> $DIR/slice-pattern-const.rs:51:9
   |
LL |         CONST1 => {}
   |         ------ matches all the values already
LL |         [true] => {}
   |         ^^^^^^ unreachable pattern

error: aborting due to 9 previous errors