Date: Wed, 18 Feb 2009 16:16:56 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Jose Amengual M <pepe@rdc.cl> Cc: freebsd-current@freebsd.org Subject: Re: 7.1 amb64 boot problem after makeworld Message-ID: <20090219001656.GA27187@troutmask.apl.washington.edu> In-Reply-To: <354CC169-67AB-4913-8546-7D342AE56B40@rdc.cl> References: <B2DDA1E5-5C35-46AA-B901-36189B6614B4@rdc.cl> <20090219000514.GA27045@troutmask.apl.washington.edu> <354CC169-67AB-4913-8546-7D342AE56B40@rdc.cl>
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On Wed, Feb 18, 2009 at 04:08:26PM -0800, Jose Amengual M wrote: > On 18-Feb-09, at 4:05 PM, Steve Kargl wrote: > >On Wed, Feb 18, 2009 at 03:18:38PM -0800, Jose Amengual M wrote: > >>CFLAGS=-O3 -pipe -fno-strict-aliasing -funroll-loops > >>COPTFLAGS=-O2 -pipe -funroll-loops -ffast-math > > > >Why? > > > > tuning ? > > just for tune up. > > I know that -O3 is not the best choice, but I read that is not harmful. > > or I'm wrong ? > Please, do not top post. -ffast-math and -funroll-loops for the kernel? -- Steve
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