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From: jensting@skinfaxe.diku.dk (Jens Tingleff)
Newsgroups: comp.lang.c,comp.lang.misc
Subject: Re: A note for those not consumed by efficiency worries
Message-ID: <1990Mar22.072712.10902@diku.dk>
Date: 22 Mar 90 07:27:12 GMT
References: <1990Mar21.061420.9862@athena.mit.edu> <1990Mar21.163413.10711@aqdata.uucp>
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Organization: Department Of Computer Science, University Of Copenhagen
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sullivan@aqdata.uucp (Michael T. Sullivan) writes:

>:From article <1990Mar21.061420.9862@athena.mit.edu>, by scs@athena.mit.edu (Steve Summit):
>> 
>> I know y'all know this, as in fact I know that there are times
[....]

>Agreed.  I often see programmers who spend a lot of time trying to
>speed up code that isn't causing a slowdown, and in fact there isn't
[..]

Quite right. I always repeat to myself, whenever I'm urged to do an
unmotivated source code ``optimisation'', 

	MAKE THE THING WORK, THEN MAKE IT FAST.

I also recall some advice from a CS textbook

	1. rule on improvements in the form of source code optimisation :
		DON'T

very good rule that.

	Jens

jensting@diku.dk is
Jens Tingleff MSc EE, Research Assistent at DIKU
	Institute of Computer Science, Copenhagen University
Snail mail: DIKU Universitetsparken 1 DK2100 KBH O