Re: Clang now builds world and kernel, on i386 and amd64

Bartosz Stec Thu, 23 Sep 2010 03:56:11 -0700

 On 2010-09-23 08:51, Roman Divacky wrote:

if you want to post any build-time numbers for clang please


           -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS #-DNDEBUG

uncomment the -DNDEBUG on this line in lib/clang/clang.build.mk
and rebuild it otherwise you are using Release+Asserts build of
clang which is some 30% slower than the normal one...
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When i try to rebuild world again (machine has world and kernel buildedwith clang) I cought following problem at the very beginning:


--------------------------------------------------------------
>>> World build started on Thu Sep 23 12:46:55 CEST 2010
--------------------------------------------------------------

--------------------------------------------------------------
>>> Rebuilding the temporary build tree
--------------------------------------------------------------
rm -rf /usr/obj/usr/src/tmp
mkdir -p /usr/obj/usr/src/tmp/lib
mkdir -p /usr/obj/usr/src/tmp/usr
mkdir -p /usr/obj/usr/src/tmp/legacy/usr

mtree -deU -f /usr/src/etc/mtree/BSD.usr.dist -p/usr/obj/usr/src/tmp/legacy/usr >/dev/nullmtree -deU -f /usr/src/etc/mtree/BSD.usr.dist -p/usr/obj/usr/src/tmp/usr >/dev/nullmtree -deU -f /usr/src/etc/mtree/BSD.include.dist -p/usr/obj/usr/src/tmp/usr/include >/dev/null

ln -sf /usr/src/sys /usr/obj/usr/src/tmp

--------------------------------------------------------------
>>> stage 1.1: legacy release compatibility shims
--------------------------------------------------------------

cd /usr/src; MAKEOBJDIRPREFIX=/usr/obj/usr/src/tmp INSTALL="sh/usr/src/tools/install.sh"PATH=/usr/obj/usr/src/tmp/legacy/usr/sbin:/usr/obj/usr/src/tmp/legacy/usr/bin:/usr/obj/usr/src/tmp/legacy/usr/games:/sbin:/bin:/usr/sbin:/usr/binWORLDTMP=/usr/obj/usr/src/tmp VERSION="FreeBSD 9.0-CURRENT i386900021" MAKEFLAGS="-m /usr/src/tools/build/mk -m /usr/src/share/mk"make -f Makefile.inc1 DESTDIR= BOOTSTRAPPING=900021 SSP_CFLAGS=-DWITHOUT_HTML -DWITHOUT_INFO -DNO_LINT -DWITHOUT_MAN -DNO_PIC-DWITHOUT_PROFILE -DNO_SHARED -DNO_CPU_CFLAGS -DNO_WARNS -DNO_CTF legacy

===> tools/build (obj,includes,depend,all,install)
/usr/obj/usr/src/tmp/usr/src/tools/build created for /usr/src/tools/build
cd /usr/src/tools/build; make buildincludes; make installincludes
rm -f .depend

CC='clang' mkdep -f .depend -a-I/usr/obj/usr/src/tmp/legacy/usr/include /usr/src/tools/build/dummy.cclang -O2 -pipe -std=gnu99 -I/usr/obj/usr/src/tmp/legacy/usr/include-c /usr/src/tools/build/dummy.c

building static egacy library
ranlib libegacy.a

sh /usr/src/tools/install.sh -C -o root -g wheel -m 444 libegacy.a/usr/obj/usr/src/tmp/legacy/usr/lib


--------------------------------------------------------------
>>> stage 1.2: bootstrap tools
--------------------------------------------------------------

===> lib/clang/libllvmsupport (obj,depend,all,install)

/usr/obj/usr/src/tmp/usr/src/lib/clang/libllvmsupport created for/usr/src/lib/clang/libllvmsupport

rm -f .depend

CC='clang' mkdep -f .depend -a-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support-I.-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/include-DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS-D__STDC_CONSTANT_MACROS -DNDEBUG-DLLVM_HOSTTRIPLE=\"i386-undermydesk-freebsd9.0\"-I/usr/obj/usr/src/tmp/legacy/usr/include/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regcomp.c/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regerror.c/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regexec.c/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regfree.c/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regstrlcpy.cCC='clang' mkdep -f .depend -a-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support-I.-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/include-DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS-D__STDC_CONSTANT_MACROS -DNDEBUG-DLLVM_HOSTTRIPLE=\"i386-undermydesk-freebsd9.0\"-I/usr/obj/usr/src/tmp/legacy/usr/include/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APFloat.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APInt.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APSInt.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Allocator.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/CommandLine.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ConstantRange.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/CrashRecoveryContext.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/DAGDeltaAlgorithm.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Debug.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/DeltaAlgorithm.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Dwarf.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ErrorHandling.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/FoldingSet.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/FormattedStream.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/GraphWriter.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ManagedStatic.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/MemoryBuffer.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/PluginLoader.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/PrettyStackTrace.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Regex.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/SmallPtrSet.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/SmallVector.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/SourceMgr.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Statistic.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/StringExtras.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/StringMap.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/StringPool.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/StringRef.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/TargetRegistry.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Timer.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Triple.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Twine.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/circular_raw_ostream.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/raw_os_ostream.cpp/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/raw_ostream.cppclang++ -O2 -pipe-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/include-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support-I.-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/include-DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS-D__STDC_CONSTANT_MACROS -DNDEBUG-DLLVM_HOSTTRIPLE=\"i386-undermydesk-freebsd9.0\" -fno-exceptions-I/usr/obj/usr/src/tmp/legacy/usr/include -c/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APFloat.cppAssertion failed: (false && "Ran out of registers during registerallocation!"), function assignRegOrStackSlotAtInterval, file/usr/src/lib/clang/libllvmcodegen/../../../contrib/llvm/lib/CodeGen/RegAllocLinearScan.cpp,line 1196.

Stack dump:

0. Program arguments: /usr/bin/clang++ -cc1 -triplei386-undermydesk-freebsd9.0 -S -disable-free -main-file-name APFloat.cpp-mrelocation-model static -mdisable-fp-elim -mconstructor-aliases-target-cpu i486 -resource-dir /usr/lib/clang/2.8 -D LLVM_ON_UNIX -DLLVM_ON_FREEBSD -D __STDC_LIMIT_MACROS -D __STDC_CONSTANT_MACROS -DNDEBUG -D LLVM_HOSTTRIPLE="i386-undermydesk-freebsd9.0" -I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include -I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/include-I /usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support-I . -I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/include-I /usr/obj/usr/src/tmp/legacy/usr/include -O2 -ferror-limit 19-fmessage-length 205 -fgnu-runtime -fdiagnostics-show-option-fcolor-diagnostics -o /tmp/cc-lvFfGd.s -x c++/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APFloat.cpp

1. <eof> parser at end of file
2.      Code generation

3. Running pass 'Linear Scan Register Allocator' on function'@_ZN4llvm7APFloat28convertFromHexadecimalStringENS_9StringRefENS0_12roundingModeE'clang++: error: clang frontend command failed due to signal 6 (use -v tosee invocation)

*** Error code 250


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Re: Clang now builds world and kernel, on i386 and amd64

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