On Thu, Mar 14, 2002 at 13:29:52 +1100, matthew green wrote:

> interesting that "-O2" is better than "-O3" and
> "-O3 -fomit-frame-pointer".

gcc can sometimes do some weird decisions about inlining (that -O3
turns on).  Perhaps that is the case and you start to pay the price of
faulting in those extra pages?  I've seen -O3 blowing the file 5 times
b/c a simple very frequently used helper functions were inlined all
over the place.

SY, Uwe
-- 
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