Date: Sat, 11 Dec 2004 18:30:12 -0800 From: "David O'Brien" <obrien@FreeBSD.org> To: Doug White <dwhite@gumbysoft.com> Cc: freebsd-amd64@FreeBSD.org Subject: Re: new TCL vs. current-6 Message-ID: <20041212023012.GB77070@dragon.nuxi.com> In-Reply-To: <20041210161650.I63382@carver.gumbysoft.com> References: <200412081205.39354.mi%2Bmx@aldan.algebra.com> <20041208171947.GA46271@xor.obsecurity.org> <20041210161650.I63382@carver.gumbysoft.com>
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[ Mikhail, please don't double post to both freebsd-amd64 and freebsd-current ] On Fri, Dec 10, 2004 at 04:23:57PM -0800, Doug White wrote: > On Wed, 8 Dec 2004, Kris Kennaway wrote: > > > On Wed, Dec 08, 2004 at 12:05:38PM -0500, Mikhail Teterin wrote: > > > Three of my TCL-based ports fail now on amd64 running current-6. All failures > > > occur, when an attempt is made to use the TCL-interpreter -- either to run > > > the port's self-tests, or to generate the manual pages. The failures are > > > either "Floating point exceptions" or "Segmentation faults" and appear to > > > only happen on amd64 (may be, on ia64 as well): > > > > > > http://people.freebsd.org/~fenner/errorlogs/mi%40aldan.algebra.com.html > > > > > > Can anyone confirm being able to use freshly built TCL on amd64 _at all_? > > > > > > My ports did not change in months -- what could be wrong with TCL and/or > > > amd64? > > > > Peter speculated a problem when the world is built with -O2 (with or > > without -fno-strict-aliasing). I haven't been able to confirm this by > > testing with a world built with -O, because I only have one working > > amd64 package builder. > > A quick Makefile look and gdb run finds it taking SIGFPE in strtod(). > The tcl build is also very odd since it seems to apply CFLAGS twice like: > > cc $CFLAGS -O $CFLAGS ... > > I haven't gone looking for why, just noticed it during the build. > > This is on a machine built with -O2. Is this '-O2' or '-O2 -fno-strict-aliasing' ? -- -- David (obrien@FreeBSD.org)
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