Date: Sun, 15 Sep 2013 16:02:19 -0600 From: Warner Losh <imp@bsdimp.com> To: Paul Mather <paul@gromit.dlib.vt.edu> Cc: freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: A successful native build using clang at last---just! Message-ID: <144C741C-550E-4874-9F10-093959204270@bsdimp.com> In-Reply-To: <48D945AB-1303-4ECB-9250-1DEA548FAECA@gromit.dlib.vt.edu> References: <581873CA-BFB9-4287-9DFE-46A262B4459A@gromit.dlib.vt.edu> <D4AAAC09-3C46-4FFD-9A82-65EC1A94139F@bsdimp.com> <48D945AB-1303-4ECB-9250-1DEA548FAECA@gromit.dlib.vt.edu>
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On Sep 15, 2013, at 3:52 PM, Paul Mather wrote: > On Sep 15, 2013, at 5:34 PM, Warner Losh <imp@bsdimp.com> wrote: >=20 >> Do you have swap space configured? clang building clang takes a lot = of memory... >=20 > Yes, I have swap space configured (see item 2 below). It's on an = external USB drive (as are /usr/src and /usr/obj), and the swap = partition is 2 GB in size. 2GB might not be enough... I always configure 6GB of swap, but I use a = sparse zerod file to do it. Might be worth a shot... > Note, this is a native build. I don't have problems cross-building = FreeBSD/arm using Crochet on FreeBSD/amd64. Yea, amd64 machine likely has lots of memory... Warner > Cheers, >=20 > Paul. >=20 >>=20 >> Warner >>=20 >>=20 >> On Sep 15, 2013, at 3:19 PM, Paul Mather wrote: >>=20 >>> After quite a bit of trying, I finally was able to complete a native = build and upgrade using clang on FreeBSD/arm. I used r255420 as the = build platform and was able to upgrade to r255586 on my Raspberry Pi. >>>=20 >>> Here are some observations: >>>=20 >>> 1) For some reason this same upgrade failed on my BeagleBone Black = (also running r255420). It fails early on with this error and doesn't = get past it: >>>=20 >>> [[...]] >>> c++ -O -pipe = -I/usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/include = -I/usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/tools/clang/inc= lude = -I/usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/lib/TableGen = -I. = -I/usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/../../lib/clang= /include -DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS = -D__STDC_CONSTANT_MACROS -fno-strict-aliasing = -DLLVM_DEFAULT_TARGET_TRIPLE=3D\"armv6-gnueabi-freebsd10.0\" = -DLLVM_HOST_TRIPLE=3D\"armv6-unknown-freebsd10.0\" = -DDEFAULT_SYSROOT=3D\"\" -I/usr/obj/usr/src/tmp/legacy/usr/include = -Wno-c++11-extensions -fno-exceptions -fno-rtti -c = /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/lib/TableGen/TGPa= rser.cpp -o TGParser.o >>> Assertion failed: (!FoundVal && "Key already in new map?"), function = moveFromOldBuckets, file = /usr/src/lib/clang/libclangast/../../../contrib/llvm/include/llvm/ADT/Dens= eMap.h, line 289. >>> Stack dump: >>> 0. Program arguments: /usr/bin/c++ -cc1 -triple = armv6--freebsd10.0-gnueabi -S -disable-free -main-file-name TGParser.cpp = -mrelocation-model static -mdisable-fp-elim -relaxed-aliasing = -mconstructor-aliases -target-abi aapcs-linux -target-cpu arm1136jf-s = -msoft-float -mfloat-abi soft -target-feature +soft-float = -target-feature +soft-float-abi -target-feature -neon -coverage-file = /tmp/TGParser-KtbaOq.s -resource-dir /usr/bin/../lib/clang/3.3 -D = LLVM_ON_UNIX -D LLVM_ON_FREEBSD -D __STDC_LIMIT_MACROS -D = __STDC_CONSTANT_MACROS -D = LLVM_DEFAULT_TARGET_TRIPLE=3D"armv6-gnueabi-freebsd10.0" -D = LLVM_HOST_TRIPLE=3D"armv6-unknown-freebsd10.0" -D DEFAULT_SYSROOT=3D"" = -I /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/include -I = /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/tools/clang/inclu= de -I = /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/lib/TableGen -I = . -I = /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/../../lib/clang/i= nclude -I /usr/obj/usr/src/tmp/l >>> egacy/usr/include -internal-isystem /usr/include/c++/v1 -O2 = -Wno-c++11-extensions -fdeprecated-macro -fno-dwarf-directory-asm = -fdebug-compilation-dir = /usr/obj/usr/src/tmp/usr/src/lib/clang/libllvmtablegen -ferror-limit 19 = -fmessage-length 0 -mstackrealign -fno-rtti -fno-signed-char = -fobjc-runtime=3Dgnustep -fobjc-default-synthesize-properties = -fdiagnostics-show-option -backend-option -vectorize-loops -o = /tmp/TGParser-KtbaOq.s -x c++ = /usr/src/lib/clang/libllvmtablegen/../../../contrib/llvm/lib/TableGen/TGPa= rser.cpp=20 >>> 1. /usr/include/c++/v1/locale:3072:48: current parser token 'init' >>> 2. /usr/include/c++/v1/locale:205:1 = <Spelling=3D/usr/include/c++/v1/__config:321:37>: parsing namespace = 'std' >>> 3. /usr/include/c++/v1/locale:205:1 = <Spelling=3D/usr/include/c++/v1/__config:321:59>: parsing namespace = '__1' >>> c++: error: unable to execute command: Abort trap (core dumped) >>> c++: error: clang frontend command failed due to signal (use -v to = see invocation) >>> FreeBSD clang version 3.3 (tags/RELEASE_33/final 183502) 20130610 >>> Target: armv6--freebsd10.0-gnueabi >>> Thread model: posix >>> c++: note: diagnostic msg: PLEASE submit a bug report to = http://llvm.org/bugs/ and include the crash backtrace, preprocessed = source, and associated run script. >>> c++: note: diagnostic msg: Error generating preprocessed source(s). >>> *** Error code 254 >>>=20 >>> Stop. >>> make[3]: stopped in /usr/src/lib/clang/libllvmtablegen >>> *** Error code 1 >>>=20 >>> Stop. >>> make[2]: stopped in /usr/src >>> *** Error code 1 >>>=20 >>> Stop. >>> make[1]: stopped in /usr/src >>> *** Error code 1 >>>=20 >>> Stop. >>> make: stopped in /usr/src >>>=20 >>> 2) The successful upgrade on Raspberry Pi had to be restarted a = couple of times (using -DNO_CLEAN) due to hangs. I have noticed = problems with the system when swap is used. Paging out to swap seems = okay, but processes appear to die when they are paged back in from swap. = Sometimes, this hangs the system. >>>=20 >>> 3) FWIW, I am running with super pages enabled: = vm.pmap.sp_enabled=3D1. >>>=20 >>> Cheers, >>>=20 >>> Paul. >>> _______________________________________________ >>> freebsd-arm@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-arm >>> To unsubscribe, send any mail to = "freebsd-arm-unsubscribe@freebsd.org" >>=20 >=20
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