gcc optimization [was: Problems with the gimp1.2.3 n gtk+]

Jolo jolo at fibertel.com.ar
Fri Nov 15 02:20:28 PST 2002


Thanx everyone 4 your help, now I can succesfully run the gimp 1.3.9

Thx a lot!
JoloX


El Vie 15 Nov 2002 08:15, escribió:
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> On Wednesday 13. November 2002 06:07, James Drabb wrote:
> > On Wed, 13 Nov 2002 02:51:56 +0100
> >
> > Tim Holterhus <lfs at holterhus.com> wrote:
> > > I have a PIII 800 (overclocked to 1 Ghz) and the compile times for
> > > various apps - compared to info I got from either here or other
> > > sources - seems to be rather long. Compiling kde from the current
> > > cvs on a PIII 600 - I read - only takes about 7-8 hours (including
> > > qt-copy), while on my system it takes about 12-16 hours. I wonder
> > > wether there is still something fishy w/ my CFLAGS ...
> > >
> > > 	-Tim
> > >
> > > --
> > > As I said before, I never repeat myself.
> >
> > Well, compiling any program with -O3 will take longer then -O2, which
> > will take longer then -O1 which will take longer then -O.  The
> > compiler is checking the code more to find "better" optimizations.
> > The longer compile times really become apparent with c++.  Compile a
> > c++ app like moz with -O and then with -O3 and see the time
> > difference.  I don't recall kd3 taking 12-16 hours!  The longest
> > thing I ever compiled was OOo which was about 12 hours.
> >
> > Jim Drabb
> > --
> > ---------------------------------------------------------------
> > Those who would sacrifice freedom for security will get neither
> > ---------------------------------------------------------------
> > James Drabb JR
> > Programmer Analyst
> > Davenport, FL
> > JDrabb at tampabay.rr.com
>
> What modules of KDE are you referring to? I'm talking about the entire
> snapshot directory on ftp.kde.org (well, except maybe one or two
> packages). I built qt 3.1 last night using instructions from the blfs
> book and it ran for (wild guess) approx. 3 - 4 hours.
>
> Should I be worried about the performance of my system? Are there any
> benchmark suites out there that provide means of comparison to
> "similar" systems?
>
> Regards,
>
> 	-Tim
>
> - --
> Welcome to Hell!  Here's your copy of Windows!
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