Date: Mon, 27 Sep 2010 14:30:18 +0200 From: Olivier Smedts <olivier@gid0.org> To: Dimitry Andric <dim@freebsd.org> Cc: Rene Ladan <rene@freebsd.org>, Roman Divacky <rdivacky@freebsd.org>, Bartosz Stec <admin@kkip.pl>, current@freebsd.org Subject: Re: Clang now builds world and kernel, on i386 and amd64 Message-ID: <AANLkTinLBqqGXe%2Bg_hM8hucOvi1s8bqfaSXGzeuqYwAF@mail.gmail.com> In-Reply-To: <4CA0743F.8050408@FreeBSD.org> References: <4C99A53E.7060707@FreeBSD.org> <AANLkTi=_ZpYZ7XwHJOYuRMOFCGebRwD=YEYORKnMmC0s@mail.gmail.com> <4C9A32B8.60204@kkip.pl> <4C9A6A38.4080307@freebsd.org> <4C9A7203.8010701@kkip.pl> <20100923065134.GA31455@freebsd.org> <4C9B3207.2070302@kkip.pl> <AANLkTikD__CJy88CAtV2d7Tso20dG5OFtVLs845F%2Bx3X@mail.gmail.com> <4CA0743F.8050408@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
2010/9/27 Dimitry Andric <dim@freebsd.org>: > On 2010-09-27 09:32, Olivier Smedts wrote: >> >> 2010/9/23 Bartosz Stec<admin@kkip.pl>: > > ... >>> >>> Assertion failed: (false&& "Ran out of registers during register >>> allocation!"), function assignRegOrStackSlotAtInterval, file >>> >>> /usr/src/lib/clang/libllvmcodegen/../../../contrib/llvm/lib/CodeGen/RegAllocLinearScan.cpp, >>> line 1196. > > ... >> >> Same error here with yesterday's -CURRENT, but not at the same time >> (the running system was compiled using gcc) : > > As with Bartosz, could you please remove the CPU-specific flags from > make.conf, and try again? Ok, I'll post the results later (it was the same with -DNDEBUG). > I guess there is something borked in LLVM's Athlon optimization, so it > is probably better to not try to tickly those bugs for now. > > > >> # grep -vE '^#|^$' /etc/make.conf >> KERNCONF=XPC >> CPUTYPE=athlon-xp >> CFLAGS=-O2 -pipe -march=native -fomit-frame-pointer > > Using CPUTYPE= and -march= seems a bit redundant. :) Not with NO_CPU_CFLAGS=yes and NO_CPU_COPTFLAGS=yes (if you want to use -march=native, that's the best thing to do). > >> clang -c -O2 -pipe -march=native -fomit-frame-pointer -DIN_GCC >> -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -DHAVE_GTHR_DEFAULT >> -I/usr/src/gnu/lib/libgcc/../../../contrib/gcclibs/include >> -I/usr/src/gnu/lib/libgcc/../../../contrib/gcc/config >> -I/usr/src/gnu/lib/libgcc/../../../contrib/gcc -I. >> -I/usr/src/gnu/lib/libgcc/../../usr.bin/cc/cc_tools -std=gnu99 >> -fvisibility=hidden -DHIDE_EXPORTS -fPIC -fexceptions -D__GLIBC__=3 >> -DElfW=__ElfN -o unwind-dw2.o >> /usr/src/gnu/lib/libgcc/../../../contrib/gcc/unwind-dw2.c >> Assertion failed: (!spillIs.empty()&& "No spill intervals?"), >> function assignRegOrStackSlotAtInterval, file >> >> /usr/src/lib/clang/libllvmcodegen/../../../contrib/llvm/lib/CodeGen/RegAllocLinearScan.cpp, >> line 1287. > > I haven't yet seen this one before. If I can reproduce it, I will > report it upstream, and see if they can come up with a fix. > Thanks ! -- Olivier Smedts _ ASCII ribbon campaign ( ) e-mail: olivier@gid0.org - against HTML email & vCards X www: http://www.gid0.org - against proprietary attachments / \ "Il y a seulement 10 sortes de gens dans le monde : ceux qui comprennent le binaire, et ceux qui ne le comprennent pas."
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTinLBqqGXe%2Bg_hM8hucOvi1s8bqfaSXGzeuqYwAF>