-O2 vs -O3

From: Christopher Thompson (chris@hypocrite.org)
Date: Wed May 24 2000 - 11:48:19 EDT

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Brief question:

Linux kernels are compiled with the -O2 flag set. I'm curious, why don't we
use -O3?

Also, is it now safe to compile the 2.3.99-prex kernels with gcc 2.95.2 instead
of 2.7.2.3?

-- Christopher Thompson http://hypocrite.org/

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