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List:       kde-devel
Subject:    Re: Objprelink revisited.
From:       Nick Katsamas <nkat () forthnet ! gr>
Date:       2002-06-18 8:57:11
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Hello,

How can i use the new objprelink with ccache?

Until now i link g++ with ccache. Now if i link g++ with g++prelink the 
ccache will not work.

On Monday 17 June 2002 23:14, Leon Bottou wrote:
> John Ryland and I did some extra-work on objprelink.
> Overview, explanations, details and benchmarks can be found in:
>   http://objprelink.sourceforge.net/objprelink.html
>
> Summary of the conclusions:
>
> - Recent binutils have been improved and now offer
>   performance similar to the old version of objprelink.
>   In fact, the new binutils and the old objprelink
>   are two different ways to achieve the same
>   complexity reduction.
>
> - A new version, objprelink2, gives a new runtime link speedup.
>   But it no longer translate into improved KDE responsiveness
>   because the runtime linker delay is now a small component
>   of the application startup time.
>
> I do not suggest using objprelink2 unless
> your linux box lacks the improved binutils.
> See <http://objprelink.sourceforge.net/> to check.
> Be warned that objprelink is not a production tool.
> This is more a research tool whose ideas, hopefully,
> might be useful to others.
>
> I also suggest removing the --enable-objprelink from
> the KDE configure.  Those who need objprelink will
> use objprelink2 and will not need this option.
>
> - Leon Bottou
>
> >> Visit http://mail.kde.org/mailman/listinfo/kde-devel#unsub to
> >> unsubscribe <<

-- 
Best regards
********************************
        Nick Katsamas
   e-Mail: nkat@forthnet.gr 
    OS: SuSE Linux v7.3
  Kernel: 2.4.18 XFree: 4.2.0
********************************
 
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