WATCOM C/C++32 Compile and Link Utility Version 10.6
Copyright by WATCOM International Corp. 1988, 1996. All rights reserved.
WATCOM is a trademark of WATCOM International Corp.
Usage:  wcl386 {option(s)} {file(s)}
Options:  ( - option is also accepted )
/c  compile only, no link             /y ignore the WCL386 environment variable
/cc treat source files as C code      /cc++ treat source files as C++ code
                           [Preprocessor options]
/d<name>[=text] define a macro        /p   preprocess file
/d+ extend syntax of /d option        /pl  output #line directives
/fo=<filename> set object file name   /pc  output comments
/i=<directory>  include directory     /plc output #line and comments
/u<name>  undefine macro name
Press any key to continue:
                             [Compiler options]
/3r 386 register calling conventions  /nd=<name>  set data segment name
/3s 386 stack calling conventions     /nm=<module_name> set module name
/4r 486 register calling conventions  /nt=<name>  set text segment name
/4s 486 stack calling conventions     /r  save/restore segregs across calls
/5r Pentium register calling conv.    /s  remove stack overflow checks
/5s Pentium stack calling conventions /v  output func declarations to .def
/d1{+} line number debugging info.    /w<number>  set warning level number
/d2 full symbolic debugging info.     /we treat all warnings as errors
/e<number>  set error limit number    /z{a,e} disable/enable extensions
/ee  call epilogue hook routine       /zc place strings in CODE segment
/ei  force enums to be type int       /zd{f,p} DS floats vs DS pegged to DGROUP
/en  emit routine names in the code   /zf{f,p} FS floats vs FS pegged to seg
/ep[=<num>] call prologue hook routine/zg{f,p} GS floats vs GS pegged to seg
/ez  generate PharLap EZ-OMF object   /zg  generate function prototypes
/fh=<filename> pre-compiled headers   /zk{0,0u,1,2} double-byte char support
/fi=<filename> force include of file  /zku=<codepage> UNICODE support
/fo=<filename> set object file name   /zl  remove default library information
/fr=<filename> set error file name    /zld remove file dependency information
/g=<codegroup> set code group name    /zm  place functions in separate segments
/hc codeview debug format             /zp{1,2,4,8} set struct packing alignment
/hd dwarf debug format                /zq  operate quietly
/hw watcom debug format               /zs  check syntax only
/j  change char default to signed     /zt<number> set data threshold
/m{f,s,m,c,l}  memory model           /zu  SS != DGROUP
/nc=<name>  set CODE class name       /zw  Microsoft Windows
Press any key to continue:
                           [Optimization options]
/oa relax alias checking              /on generate agressive floating-point
/oc disable call/ret optimization     /oo continue compiling when low on memory
/od disable optimizations             /op improve floating-point consistency
/oe{=num} expand functions inline     /or re-order instructions to avoid stalls
/of{+} generate traceable stack frames/os optimize for space
/oi inline intrinsic functions        /ot optimize for time
/ol perform loop optimizations        /ou ensure unique addresses for functions
/om generate inline math functions    /ox maximum optimization (/oilmr /s)
                          [Floating-point options]
/fpc calls to floating-point library  /fpi87 inline 387 instructions
/fpi inline 8087 with emulation       /fp2   inline 287 instructions
/fpr use old floating-point convention/fp3   inline 387 instructions
/7   same as /fpi87                   /fp5  generate Pentium optimized code
                              [Linker options]
/bd  build Dynamic link library       /fm[=<map_file>]  generate map file
/bm  build Multi-thread application   /k<stack_size> set stack size
/bw  build default Windowing app.     /l=<system> link for the specified system
/bt=<os> build target OS.             /x  make names case sensitive
/fd[=<directive_file>] directive file @<directive_file> include file
/fe=<executable> name executable file /"linker directives"