case statement list fall through
select x of case 1 a = b break case 2 a = b + c case 3 a = b - c end_selectIt is equivalent to:
if x == 1 then // case 1 a = b else if x == 2 then // case 2 a = b + c goto lab1 else if x == 3 then lab1 // case 3 a = b - c endif