Usage: pcc [ C or PARSEC compiler options ] [ file ... ]

PARSEC Compiler Options
    -E :     Generate ".c" and ".pi" files for a ".pc" file.
    -c :     Generate ".o" and ".pi" files for a ".pc" file.
    -v :     Show the process of PARSEC compiler.
    -V :     Show the process of both PARSEC and C compilers.
    -P :     Do not generate line number commands (used with -E option).
    -sync :  Specify the synchronization protocol for parallel execution.
    -stack : Specify the default stack size in bytes (20000 is the minimum).
    -ini :   Do not remove the file containing initializer functions.
    -clock : Specify clocktype to use (unsigned (default) | longlong).
    -user_main :  Rename main() to parsec_main() for a user-defined main().
    -shared_lib : Rename main() to parsec_main() to make a shared library.
    -env :   Show environment names set for pcc.
    -help :  Show this help.

Following options override environment variables
    -pcc_directory
    -pcc_cc
    -pcc_linker
    -pcc_pp_options
    -pcc_cc_options
    -pcc_linker_options
