Compiler customization

The options in the following table allow you to specify alternative locations for compiler components, configuration files, standard include directories, and internal compiler operation. These options are useful for specialized installations, testing scenarios, and the specification of additional command-line options.

Table 1. Compiler customization options
Option name	@PROCESS directive	Description
-B	None.	Specifies substitute path names for XL Fortran components such as the assembler, C preprocessor, and linker.
-F	None.	Specifies an alternative configuration file, which stanza to use within the configuration file, or both.
-NS, -qspillsize	SPILLSIZE	Specifies the size (in bytes) of the register spill space; the internal program storage areas used by the optimizer for register spills to storage.
-qoptfile	None.	Specifies a file containing a list of additional command line options to be used for the compilation.
-qpath	None.	Specifies substitute path names for XL Fortran components such as the assembler, C preprocessor, and linker.
-t	None.	Applies the prefix specified by the -B option to the designated components.
-W	None.	Passes the listed options to a component that is executed during compilation.