Map pattern with vector key raises "clojure.lang.PersistentVector cannot be cast to clojure.lang.Named" exception

Question

The following pattern throws "CompilerException java.lang.ClassCastException: clojure.lang.PersistentVector cannot be cast to clojure.lang.Named":

(let (link: x {[1) 2}]
(match (link: x)

     (link: {[1] _}) true))

Answer 1

Reference: https://clojure.atlassian.net/browse/MATCH-107 (reported by alex+import)