On Implementation of Label Variables Variables of label mode are conventionally implemented with a technique which fails to trap certain programming errors. Fine-grained calendar clocks have recently become available; these allow implementation of label variables via a new technique which traps all programming errors of this variety. CACM May, 1971 Fenichel, R. R. labels, compiler, interpreter, go to, transfer 4.22 CA710506 JB February 3, 1978 2:31 PM 2193 4 2193 2193 4 2193 2319 4 2193 2326 4 2193 2477 4 2193 2541 4 2193 2594 4 2193 2894 4 2193 3004 4 2193 2016 5 2193 2193 5 2193 2193 5 2193 2193 5 2193 3101 5 2193 3186 5 2193 2138 6 2193 2193 6 2193 2438 6 2193 3185 6 2193