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SubjectRe: GCC speed (was [PATCH] Isapnp warning)
Date
Andrew Morton <akpm@digeo.com> writes:

Your problem is not the compiler but the build tool / system which
forces you to recompile all of your kernel if you change only small
parts.

Regards
Henning


>Daniel Phillips <phillips@arcor.de> wrote:
>>
>> As for compilation speed, yes, that sucks. I doubt there's any rational
>> reason for it, but I also agree with the idea that correctness and binary
>> code performance should come first, then the compilation speed issue should
>> be addressed.

>No. Compilation inefficiency directly harms programmer efficiency and the
>quality and volume of code the programmer produces. These are surely the
>most important things by which a toolchain's usefulness should be judged.

>I compile with -O1 all the time and couldn't care the teeniest little bit
>about the performance of the generated code - it just doesn't matter.

>I'm happy allowing those thousands of people who do not compile kernels all
>the time to shake out any 3.2/3.3 compilation problems.


>Compilation inefficiency is the most serious thing wrong with gcc.

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--
Dipl.-Inf. (Univ.) Henning P. Schmiedehausen INTERMETA GmbH
hps@intermeta.de +49 9131 50 654 0 http://www.intermeta.de/

Java, perl, Solaris, Linux, xSP Consulting, Web Services
freelance consultant -- Jakarta Turbine Development -- hero for hire

--- Quote of the week: "Never argue with an idiot. They drag you down
to their level, then beat you with experience." ---

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