DynamicArray 循环报错

ClassMethod TestArr()
{
    s arrRow = [1,2,3,4,5,6,7]
    s size = arrRow.%Size() - 1
    for i = 0 : 1 : size {
        s ii = (size / size) * i // 有size运算, 就报错
        w arrRow.%Get(ii), !
    }
    q ""
}

如上，cache循环中有 size 就报错， iris不报😂