The compiler has many features that are selectable by optional command–line parameters. The short list below of commonly used options is a good place to start.
Table 3–4 Commonly Used Options
Action |
Option |
---|---|
Debug—global program checking across routines for consistency of arguments, commons, and so on. |
–Xlist |
Debug—produce additional symbol table information to enable the dbx and debugging. |
–g |
Performance—invoke the optimizer to produce faster running programs. |
–O[n] |
Performance—Produce efficient compilation and run times for the native platform, using a set of predetermined options. |
–fast |
Dynamic (–Bdynamic) or static (–Bstatic) library binding. |
–Bx |
Compile only—Suppress linking; make a .o file for each source file. |
–c |
Output file—Name the executable output file nm instead of a.out. |
–o nm |
Source code—Compile fixed format Fortran source code. |
-fixed |