> fpc
Free Pascal Compiler version 2.2.0 [2007/08/31] for i386
Copyright (c) 1993-2007 by Florian Klaempfl
/usr/lib/fpc/2.2.0/ppc386 [options] <inputfile> [options]
put + after a boolean switch option to enable it, - to disable it
  -a     the compiler doesn't delete the generated assembler file
      -al        list sourcecode lines in assembler file
      -an        list node info in assembler file
      -ap        use pipes instead of creating temporary assembler files
      -ar        list register allocation/release info in assembler file
      -at        list temp allocation/release info in assembler file
  -A<x>  output format:
      -Adefault  use default assembler
      -Aas       assemble using GNU AS
      -Anasmcoff coff (Go32v2) file using Nasm
      -Anasmelf  elf32 (Linux) file using Nasm
      -Anasmwin32Win32 object file using Nasm
      -AnasmwdosxWin32/WDOSX object file using Nasm
      -Awasm     obj file using Wasm (Watcom)
      -Anasmobj  obj file using Nasm
      -Amasm     obj file using Masm (Microsoft)
      -Atasm     obj file using Tasm (Borland)
      -Aelf      elf32 (Linux) using internal writer
-Acoff     coff (Go32v2) using internal writer
      -Apecoff   pecoff (Win32) using internal writer
  -b     generate browser info
      -bl        generate local symbol info
  -B     build all modules
  -C<x>  code generation options:
      -Cc<x>     set default calling convention to <x>
      -CD        create also dynamic library (not supported)
      -Ce        Compilation with emulated floating point opcodes
      -Cf<x>     Select fpu instruction set to use, see fpc -i for possible values
      -Cg        Generate PIC code
      -Ch<n>     <n> bytes heap (between 1023 and 67107840)
      -Ci        IO-checking
      -Cn        omit linking stage
      -Co        check overflow of integer operations
      -Cp<x>     select instruction set, see fpc -i for possible values
      -CP<x>=<y>  packing settings
         -CPPACKSET=<y> <y> set allocation: 0, 1 or DEFAULT or NORMAL, 2, 4 and 8
      -Cr        range checking
      -CR        verify object method call validity
      -Cs<n>     set stack size to <n>
      -Ct        stack checking
      -CX        create also smartlinked library

-d<x>  defines the symbol <x>
  -D     generate a DEF file
      -Dd<x>     set description to <x>
      -Dv<x>     set DLL version to <x>
  -e<x>  set path to executable
  -E     same as -Cn
  -fPIC  same as -Cg
  -F<x>  set file names and paths:
      -Fa<x>[,y] for a program load first units <x> and [y] before uses is parsed
      -Fc<x>     sets input codepage to <x>
      -FD<x>     sets the directory where to search for compiler utilities
      -Fe<x>     redirect error output to <x>
      -FE<x>     set exe/unit output path to <x>
      -Fi<x>     adds <x> to include path
      -Fl<x>     adds <x> to library path
      -FL<x>     uses <x> as dynamic linker
      -Fo<x>     adds <x> to object path
      -Fr<x>     load error message file <x>
      -Fu<x>     adds <x> to unit path
      -FU<x>     set unit output path to <x>, overrides -FE
  -g     generate debugger information:
      -gc        generate checks for pointers
      -gd        use dbx
   -gg        use gsym
      -gh        use heap trace unit (for memory leak debugging)
      -gl        use line info unit to show more info for backtraces
      -gp        preserve case in stabs symbol names
      -gt        trash local variables (to detect uninitialized uses)
      -gv        generates programs traceable with valgrind
      -gw        generate dwarf debugging info
  -i     information
      -iD        return compiler date
      -iV        return compiler version
      -iW        return full compiler version
      -iSO       return compiler OS
      -iSP       return compiler processor
      -iTO       return target OS
      -iTP       return target processor
  -I<x>  adds <x> to include path
  -k<x>  Pass <x> to the linker
  -l     write logo
  -M<x>  set language mode to <x>
      -Mfpc      free pascal dialect (default)
      -Mobjfpc   switch some Delphi 2 extensions on
      -Mdelphi   tries to be Delphi compatible
      -Mtp       tries to be TP/BP 7.0 compatible
-Mgpc      tries to be gpc compatible
      -Mmacpas   tries to be compatible to the macintosh pascal dialects
  -n     don't read the default config file
  -N<x>  node tree optimizations
      -Nu        unroll loops
  -o<x>  change the name of the executable produced to <x>
  -O<x>  optimizations:
      -O-        disable optimizations
      -O1        level 1 optimizations (quick and debugger friendly)
      -O2        level 2 optimizations (-O1 + quick optimizations)
      -O3        level 3 optimizations (-O2 + slow optimizations)
      -Oa<x>=<y> set alignment
      -Oo[NO]<x> enable or disable optimizations, see fpc -i for possible values
      -Op<x>     set target cpu for optimizing, see fpc -i for possible values
      -Os        generate smaller code
  -pg    generate profile code for gprof (defines FPC_PROFILE)
  -R<x>  assembler reading style:
      -Rdefault  use default assembler
      -Ratt      read AT&T style assembler
      -Rintel    read Intel style assembler
  -S<x>  syntax options:
      -S2        same as -Mobjfpc
      -Sc        supports operators like C (*=,+=,/= and -=)

-Sa        include assertion code.
      -Sd        same as -Mdelphi
      -Se<x>     error options. <x> is a combination of the following:
         <n> : compiler stops after the <n> errors (default is 1)
         w : compiler stops also after warnings
         n : compiler stops also after notes
         h : compiler stops also after hints
      -Sg        allow LABEL and GOTO
      -Sh        Use ansistrings
      -Si        support C++ styled INLINE
      -Sk        load fpcylix unit
      -SI<x>     set interface style to <x>
         -SIcom     COM compatible interface (default)
         -SIcorba   CORBA compatible interface
      -Sm        support macros like C (global)
      -So        same as -Mtp
      -Sp        same as -Mgpc
      -Ss        constructor name must be init (destructor must be done)
      -St        allow static keyword in objects
      -Sx        enable exception keywords (default in Delphi/ObjFPC modes)
  -s     don't call assembler and linker
      -sh        Generate script to link on host
      -st        Generate script to link on target
  -sr        Skip register allocation phase (use with -alr)
  -T<x>  Target operating system:
      -Temx      OS/2 via EMX (including EMX/RSX extender)
      -Tfreebsd  FreeBSD
      -Tgo32v2   Version 2 of DJ Delorie DOS extender
      -Tlinux    Linux
      -Tnetbsd   NetBSD
      -Tnetware  Novell Netware Module (clib)
      -Tnetwlibc Novell Netware Module (libc)
      -Topenbsd  OpenBSD
      -Tos2      OS/2 / eComStation
      -Tsunos    SunOS/Solaris
      -Twatcom   Watcom compatible DOS extender
      -Twdosx    WDOSX DOS extender
      -Twin32    Windows 32 Bit
      -Twince    Windows CE
  -u<x>  undefines the symbol <x>
  -U     unit options:
      -Un        don't check the unit name
      -Ur        generate release unit files
      -Us        compile a system unit
  -v<x>  Be verbose. <x> is a combination of the following letters:
      e : Show errors (default)       0 : Show nothing (except errors)
w : Show warnings               u : Show unit info
      n : Show notes                  t : Show tried/used files
      h : Show hints                  c : Show conditionals
      i : Show general info           d : Show debug info
      l : Show linenumbers            r : Rhide/GCC compatibility mode
      a : Show everything             x : Executable info (Win32 only)
      b : Write file names messages with full path
      v : write fpcdebug.txt with     p : Write tree.log with parse tree
          lots of debugging info
  -W<x>  Win32-like target options
      -WB        Create a relocatable image
      -WB<x>     Set Image base to Hexadecimal <x> value
      -WC        Specify console type application
      -WD        Use DEFFILE to export functions of DLL or EXE
      -WF        Specify full-screen type application (OS/2 only)
      -WG        Specify graphic type application
      -WN        Do not generate relocation code (necessary for debugging)
      -WR        Generate relocation code
  -X     executable options:
      -Xc        pass --shared to the linker (Unix only)
      -Xd        don't use standard library search path (needed for cross compile)
      -Xe        use external linker
      -XD        try to link units dynamic          (defines FPC_LINK_DYNAMIC)
*** press enter ***

      -Xi        use internal linker
      -Xm        generate link map
      -XM<x>     set the name of the 'main' program routine (default is 'main')
      -XP<x>     prepend the binutils names with the prefix <x>
      -Xr<x>     set library search path to <x> (needed for cross compile)
      -Xs        strip all symbols from executable
      -XS        try to link units static (default) (defines FPC_LINK_STATIC)
      -Xt        link with static libraries (-static is passed to linker)
      -XX        try to link units smart            (defines FPC_LINK_SMART)

  -?     shows this help
  -h     shows this help without waiting