On 22/10/05, Chuck Swiger <[EMAIL PROTECTED]> wrote: > dick hoogendijk wrote: > > My make.conf contains (fbsd-5.4) > > CFLAGS= -O -pipe > > COPTFLAGS= -O -pipe > > > > Are these settings the same for the upcoming release6 or do I need to > > set -O2 in this new version? > > FreeBSD is moving towards "-O2 -fno-strict-aliasing" by default [1], but there > is nothing wrong with using "-O" only. On most platforms, there isn't much > difference between -O and -O2, although -O2 does help more with the x86 > architecture. > > -- > -Chuck > Hmm so using "-O2" is bad in 5.4 and it should be "-O2 -fno-strict-aliasing"?
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