Fix handling of local variables in GO routine
Allow "OPT" and "AUX" variables in V6 GO routines, and give better diagnostic messages for the disallowed cases (required arguments in V6; any local variables in other versions). Fixes ZILF-210.
This instance will be updated to 18.7.0 (final) on 2021-01-19 at 17:00 UTC+1 (short down time)
Allow "OPT" and "AUX" variables in V6 GO routines, and give better diagnostic messages for the disallowed cases (required arguments in V6; any local variables in other versions). Fixes ZILF-210.