%Error-UNSUPPORTED: t/t_assoc_pattern_unsup.v:19:11: Unsupported: Assignment pattern applies against non struct/union data type: 'string[string]'
                                                   : ... In instance t
   19 |       a = '{ "f": "fooed", "b": "bared", default: "defaulted" };
      |           ^~
%Error: Exiting due to
