
Appendix A
GNU C Compiler Tool
A.1 Command Line Documentation
On a terminal window, the following command can be typed and the short docu-
mentation on the usage of the GNU C compiler will display.
$ gcc --help
Usage: gcc [options] file...
Options:
–pass-exit-codes
Exit with highest error code from a phase
–help
Display this information
–target-help
Display target specific command line options
–help=
{common—optimizers—params—target—warnings—[8]{joined —separate—
undocumented}}[,...]
Display specific types of command line options. (Use ’-v –help’ to display
command line options of sub-processes)
–version
Display compiler version information
–dumpspecs
Display all of ...