close #9961 by adding a test

tests/typerel/typedescs2.nim

@@ -0,0 +1,17 @@
+discard """
+  errormsg: "'typedesc' metatype is not valid here; typed '=' instead of ':'?"
+  file: "typedescs2.nim"
+  line: 16
+"""
+
+# issue #9961
+
+import typetraits
+import tables
+
+proc test(v: typedesc) =
+  echo v.type.name
+
+# This crashes the compiler
+const b: typedesc = Table
+test b