[Info-vax] decrementing & for loops in C

Bob Eager rde42 at spamcop.net
Fri Jan 9 11:11:27 EST 2009


On Fri, 9 Jan 2009 15:49:08 UTC, JF Mezei 
<jfmezei.spamnot at vaxination.ca> wrote:

> Bill Gunshannon wrote:
> 
> > In which case this is not a for-loop condition at all and you should have
> > used something like while.  
> 
> The advantage of a for (x = 0, i, x++) type of loop is that you don't
> need to be bothered with incrementing x, it is done automatically.
> 
> I wouldn't be susprised if the above resulted in moreefficient
> incrementing of x compared to having a while loop where you manually
> incremented it.

I would be surprised if it did make a difference! The optimiser will 
notice what is happening in both cases...
-- 
Bob Eager




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