Intel® Fortran Compiler 17.0 Developer Guide and Reference
To display a list of all available compiler options, specify option help on the command line.
To display functional groupings of compiler options, specify a functional category for option help. For example, to display a list of options that affect diagnostic messages, enter one of the following commands:
-help diagnostics ! Linux and OS X systems
/help diagnostics ! Windows systems
For details on other categories you can specify, see help.