error: unreachable pattern --> $DIR/slice-pattern-const-3.rs:9:9 | LL | ["4", "5", "6", "7"] => (), | ^^^^^^^^^^^^^^^^^^^^ | note: the lint level is defined here --> $DIR/slice-pattern-const-3.rs:1:9 | LL | #![deny(unreachable_patterns)] | ^^^^^^^^^^^^^^^^^^^^ error: unreachable pattern --> $DIR/slice-pattern-const-3.rs:15:9 | LL | ["4", "5", "6", "7"] => (), | ^^^^^^^^^^^^^^^^^^^^ error: unreachable pattern --> $DIR/slice-pattern-const-3.rs:21:9 | LL | MAGIC_TEST => (), | ^^^^^^^^^^ error: unreachable pattern --> $DIR/slice-pattern-const-3.rs:28:9 | LL | FOO => (), | ^^^ error: aborting due to 4 previous errors