FORTRAN-80 COMMAND SWITCHES SWITCH ACTION /O Prints the listing addresses in octal /H Prints the listing addresses in hex (default). /N Object code is not listed only the source code. /R overrides the /N switch - .REL file generated. /P alloctes 256 extra bytes to the stack. /M Generates ROMABLE code. FORTRAN-80 RUNTIME ERRORS. a)Warnings ID Description A2 Both arguments of ATAN2 are 0 BE Exponent overflow BI Buffer exceeded. CN Conversion overflow in Real -> Integer. DE Exponent overflow EX Illegal exponent FW Format field width too small GL Computed GOTO too large. GS Computed GOTO too small. IB Input buffer exceeded. IN Input record too long. IS Integer size too large. OB Output buffer exceeded. OV Arithmetic Overflow. RC Negative repeat count in Format statement. SN Argument of SIN too large. TL Too many left parentheses in Format. Fatal Runtime Errors. ID Description. DF Disk full on Write. DO Illegal increment or limit in DO loop. DT Data type not in Format Specification. DZ Divide by zero EF EOF encountered in Read. FN File not found in open. ID Illegal Format descriptor. IO Illegal I/O. IR Real in Integer format field. IT I/O transmission error. FO Format field width is zero. LG Negative or zero value in Log function. ML Missing left parenthesis in Format. MP Missing period in Format. OM Out of Memory. SQ Negative value to SQRT function. UN Logical Unit Number too large.