Re: GCC speed (was [PATCH] Isapnp warning)

["Henning P. Schmiedehausen" <hps@intermeta.de>]

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/

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