rb_ary_dup       1029 array.c            return rb_ary_reverse(rb_ary_dup(ary));
rb_ary_dup       1107 array.c            ary = rb_ary_dup(ary);
rb_ary_dup       1289 array.c            ary = rb_ary_dup(ary);
rb_ary_dup       1693 array.c            ary = rb_ary_dup(ary);
rb_ary_dup       1725 array.c            ary = rb_ary_dup(ary);
rb_ary_dup       1804 array.c            ary = rb_ary_dup(ary);
rb_ary_dup       2741 eval.c         	result = rb_ary_push(rb_ary_dup(rb_eval(self, node->nd_head)),