do not use lengthof() for uninitialized array (as that would be 0)

    testcase TC_Sem_2003_the_repeat_statement_002() runs on GeneralComp system GeneralComp {

        var GeneralComp v_ptc[2];

        var integer v_counter := 0;

        for(var integer i := 0; i < lengthof(v_ptc); i := i + 1) {

        for(var integer i := 0; i < 2; i := i + 1) {

            v_ptc[i] := GeneralComp.create;

            connect(self:p, v_ptc[i]:p);

            v_ptc[i].start(f_mirror());