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Extensions
Extensions Supported |
|
| Standard FORTRAN-77 | |
| MILSPEC Extensions (MIL-STD-1753): | Bit Functions, Octal and Hex Constants, DO WHILE-ENDDO, IMPLICIT NONE, INCLUDE |
| Fortran-90 Extensions: | Binary Constants, multiple statements per line, EXIT and CYCLE, Relational Operators <, <=, = =, <>, >, >= |
| VAX Extensions: | BYTE, COMPLEX*16, DOUBLE COMPLEX, 'D' Debug
lines, DO ENDDO, Initialization in type statements, Integers used as Logicals (and vice
versa), Length specifiers following type keywords, (e.g. INTEGER*1), Mixed character and
integer types, REAL*16, Tab Formatting, '!' inline comments, VAX STRUCTURE, UNION, MAP and
RECORD, VAX Octal and Hex, plus PDP Octal Constants, %REF(), %LOC(), %VAL(), %DESCR().
MAX(), MIN(), MOD(), ICHAR(), IOR(), IAND(), IEOR(), NOT(), and ISHFT() are not allowed in PARAMETER statements. Various I/O specifiers and variable format expressions, Logical name support in INCLUDE filenames. |
| Support for Absoft, Data General, HP, Lahey (F77L), Microsoft, SGI, SUN, Watcom and other extensions | |