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  1. or download this
    my @thingies = foo() or bar();
warn @thingies; # Expected (3,4) here, got (1)
  2. or download this
    my @thingies = ( foo() ) or ( bar() );
warn @thingies; # Expected (3,4) here too, got ()
  3. or download this
    my @thingies = foo ();
   @thingies = bar () unless @thingies;