Date: Thu, 1 Dec 2011 22:41:33 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Max Khon <fjoe@samodelkin.net> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: WITHOUT_PROFILE=yes by default Message-ID: <20111202064132.GC88903@troutmask.apl.washington.edu> In-Reply-To: <CADe0-4n2rXvoo4K%2BCHd-JBCHJ56OdTJTpzsF1r2X1yvcLt5CEA@mail.gmail.com> References: <CADe0-4=DwzFj1NbJTeq3p92YGF_5yjhc-Yajn-hHNB_aca1k2g@mail.gmail.com> <20111202015133.GA4111@dragon.NUXI.org> <CADe0-4n2rXvoo4K%2BCHd-JBCHJ56OdTJTpzsF1r2X1yvcLt5CEA@mail.gmail.com>
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On Fri, Dec 02, 2011 at 11:56:31AM +0700, Max Khon wrote: > David, > > On Fri, Dec 2, 2011 at 8:51 AM, David O'Brien <obrien@freebsd.org> wrote: > > On Mon, Nov 28, 2011 at 05:38:20PM +0700, Max Khon wrote: > > > I would like to disable building profiled libraries by default. Opinions? > > > > On Tue, Nov 29, 2011 at 07:46:17PM +0000, Max Khon wrote: > > > Author: fjoe > > > Date: Tue Nov 29 19:46:17 2011 > > > New Revision: 228143 > > > URL: http://svn.freebsd.org/changeset/base/228143 > > > > > > Log: > > > Turn off profiled libs build by default. > > > Can be enabled back using WITH_PROFILE=yes in /etc/src.conf > > > > Wow, a single day of discussion in freebsd-current@ was sufficient to > > invert a 17 year default. > > > > You still failed to name a single compelling reason to leave profiled libs > even in -CURRENT. > Having a set of profiled libraries in-sync with the static and shared libraries allows one to run the profiler on their code when someone changes a library and that change causes a dramatic change in the performance of one's code. PS: David was not complaining about "fixing a 17 year old bug". He was stating that a single day of discussion changing a 17 year old practice seems a little too brief. PPS: I was on work-related travel for the last 4 days, and only saw this discussion after you pulled the trigger. -- Steve
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