add regression test for issue 153695

tests/ui/reachable/never-pattern-closure-param-array.rs

@@ -0,0 +1,13 @@
+//@ check-pass
+//@ edition: 2024
+
+#![feature(never_patterns)]
+#![allow(incomplete_features)]
+#![allow(unreachable_code)]
+
+fn main() {
+    let _ = Some({
+        return;
+    })
+    .map(|!| [1]);
+}