Performance: g++ Cygwin vs. other compilers (copying char[] to vector)

[Alex Vinokur]

"Tim Prince" <tprince@computer.org> wrote in message news:6.0.1.1.0.20040718063702.01f796e8@imap.myrealbox.com...
> At 05:00 AM 7/18/2004, Alex Vinokur wrote:
>
> >Hi,
> >
> >How to explain so considerable difference in performance: g++ Cygwin vs.
> >other compilers in tests below?
[snip]

> I don't find your compile options, or whether you have profiled.  For g++
> under cygwin,
[snip]

g++ *.cpp -o cps_cyg.exe   // g++ Cygwin
g++ -mno-cygwin *.cpp -o cps_mgw.exe  // g++ Mingw
gpp *.cpp -o cps_dj.exe  // g++ Djgpp
cl /EHsc *.cpp -o cps_ms.exe   // C++ Microsoft
dmc -I. -IC:/dm/stlport/stlport -Ae *.cpp -o cps_dm.exe  // C++ Digital Mars

[snip]


-- 
   Alex Vinokur
     http://mathforum.org/library/view/10978.html
     http://sourceforge.net/users/alexvn








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