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RE: Calculating elements addresses from arrays once

From: Gruik <gruikmusic at ifrance dot com>
To: gcc at gcc dot gnu dot org
Date: Thu, 20 May 2004 12:50:27 +0200
Subject: RE: Calculating elements addresses from arrays once
If-filter0: N

Ok thanks.

> My question is : do you think GCC, in this kind of loops, performs a > little optimisation by saving somewhere the address of my_array[i] ?
  Yes, gcc should be doing this kind of optimisation; it's a type of CSE.
I'm not sure if -O1 will do it but -O2 certainly ought to.

What do you mean about -01 and -02 ? i use gcc 3.3.3


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