Date: Thu, 9 Jan 2003 20:49:09 +0100 From: David Holm <david@realityrift.com> To: David Holm <david@realityrift.com> Cc: joe@removethis.rainbowsheep.net, current@FreeBSD.ORG Subject: Re: upgrading to CURRENT from STABLE Message-ID: <20030109204909.693fe455.david@realityrift.com> In-Reply-To: <20030109203419.50e4f60b.david@realityrift.com> References: <3E1DCBFF.9080306@removethis.rainbowsheep.net> <20030109203419.50e4f60b.david@realityrift.com>
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On Thu, 9 Jan 2003 20:34:19 +0100 David Holm <david@realityrift.com> wrote: > You can find info on how to set maximum optimizations with gcc 3.2 here: > http://www.freehackers.org/gentoo/gccflags/flag_gcc3opt.html BTW, some of these flags will only work with gcc 3.1 and higher, so you won't be able to set them until after you have upgraded to 5.0. But as I said, you don't want to set the when compiling world and kernel anyway ;). I usually have two sets of CFLAGS and CXXFLAGS in my make.conf, one which I use when compiling world/kernel and one which I use for everything else. It's just a matter of moving two '#' when switching, the lazy could even write a script =). > > On Thu, 09 Jan 2003 11:22:39 -0800 > Joe Laughlin <joe@removethis.rainbowsheep.net> wrote: > > > In the UPDATING file, the following is noted: > > > > FreeBSD 5.0-CURRENT has many debugging features turned on, in > > both the kernel and userland. These features attempt to detect > > incorrect use of system primitives, and encourage loud failure > > through extra sanity checking and fail stop semantics. They > > also substantially impact system performance. If you want to > > do performance measurement, benchmarking, and optimization, > > you'll want to turn them off. > > > > How do I turn them off? > > > > Thanks, > > Joe > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-current" in the body of the message > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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