HP UX Fortran Software manual 6

Miscellaneous ................................................................................................................	135
Migration issues...................................................................................................................	135
Source code issues...........................................................................................................	135
Directives...................................................................................................................	136
Intrinsic functions.........................................................................................................	137
Command-line option issues..............................................................................................	137
Object code issues...........................................................................................................	138
Data file issues................................................................................................................	138
Approaches to migration.......................................................................................................	139
HP-supplied migration tools...............................................................................................	139
HP FORTRAN 77 compiler...........................................................................................	139
HP Fortran compiler.....................................................................................................	139
Lintfor........................................................................................................................	139
Fortran incompatibilities detector...................................................................................	139
11 Porting to HP Fortran..............................................................................	141
Compatibility extensions........................................................................................................	141
Compiler directives..........................................................................................................	142
Intrinsic procedures..........................................................................................................	143
Using porting options............................................................................................................	144
Uninitialized variables......................................................................................................	144
Large word size...............................................................................................................	145
One-trip DO loops...........................................................................................................	145
Name conflicts................................................................................................................	146
Names with appended underscores...................................................................................	147
Source formats................................................................................................................	147
Escape sequences............................................................................................................	148
Porting from Tru64 to HP Fortran.............................................................................................	148
+cfc...............................................................................................................................	148
Enhancements.................................................................................................................	149
New options...................................................................................................................	149
12 Fortran 2003 Features...........................................................................	151
Interoperability with C...........................................................................................................	151
Input/output enhancements...............................................................................................	151
Miscellaneous enhancements.............................................................................................	151
Data enhancements.........................................................................................................	152
Object orientation features................................................................................................	152
13 Documentation Feedback.......................................................................	153
Glossary..................................................................................................	154
Index.......................................................................................................	159

6Contents