[llvm-dev] LLD issue on a massively parallel build machine

Itaru Kitayama via llvm-dev llvm-dev at lists.llvm.org
Sat Mar 28 12:36:36 PDT 2020


$ free -g
              total        used        free      shared  buff/cache
available
Mem:            376         149          20           1         207
225
Swap:             3           0           3

Too small swap size for a 72-core login machine?

On Sun, Mar 29, 2020 at 4:28 AM Alex Brachet-Mialot <
alexbrachetmialot at gmail.com> wrote:

> Enable threads is for building llvm with or without thread support. To my
> knowledge it has no effect on the build system.
>
> Like was discussed above you could try limiting  the number of processes
> created (assuming your lld was after that commit) with numactl or taskset.
>
> In your case though it looked like you were running out of memory. You
> could try increasing your swap space?
>
> Alex
>
> On Sat, Mar 28, 2020 at 3:15 PM Itaru Kitayama <itaru.kitayama at gmail.com>
> wrote:
>
>> Hi,
>> My configuration is below:
>> cmake -GNinja -DLLVM_ENABLE_LLD=ON -DLLVM_ENABLE_THREADS=OFF
>> -DLLVM_ENABLE_LIBCXX=ON -DCMAKE_BUILD_TYPE=Release
>> -DGCC_INSTALL_PREFIX=/home/usr4/c74014i/opt/gcc-7.5.0/
>> -DLIBOMPTARGET_ENABLE_DEBUG=ON
>> -DCMAKE_INSTALL_PREFIX=$HOME/opt/clang/${today} -DCMAKE_C_COMPILER=clang
>> -DCMAKE_C_FLAGS="" -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_CXX_FLAGS=""
>> -DLLVM_ENABLE_PROJECTS="clang;openmp;lld;libcxx;libcxxabi;compiler-rt;libunwind"
>> -DCLANG_OPENMP_NVPTX_DEFAULT_ARCH=sm_60
>> -DLIBOMPTARGET_NVPTX_COMPUTE_CAPABILITIES=60 -DLLVM_TARGETS_TO_BUILD="all"
>> /tmp/llvm-project/llvm
>>
>> but did not help my case:
>>
>> [...]
>> [4802/5201] Linking CXX executable bin/lld
>> FAILED: bin/lld
>> : && /home/usr4/c74014i/opt/clang/current/bin/clang++  -stdlib=libc++
>> -fPIC -fvisibility-inlines-hidden -Werror=date-time
>> -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter
>> -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic
>> -Wno-long-long -Wimplicit-fallthrough -Wcovered-switch-default
>> -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor
>> -Wstring-conversion -fdiagnostics-color -ffunction-sections -fdata-sections
>> -O3 -DNDEBUG  -stdlib=libc++ -fuse-ld=lld -Wl,--color-diagnostics
>> -Wl,-allow-shlib-undefined   -Wl,--export-dynamic  -Wl,-O3
>> tools/lld/tools/lld/CMakeFiles/lld.dir/lld.cpp.o  -o bin/lld
>>  -Wl,-rpath,"\$ORIGIN/../lib"  lib/libLLVMSupport.a  -lpthread
>>  lib/liblldCommon.a  lib/liblldCOFF.a  lib/liblldDriver.a  lib/liblldELF.a
>>  lib/liblldMinGW.a  lib/liblldWasm.a  lib/liblldMachO.a
>>  lib/liblldReaderWriter.a  lib/liblldYAML.a  lib/liblldCore.a
>>  lib/liblldCOFF.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMLibDriver.a
>>  lib/libLLVMWindowsManifest.a  /usr/lib64/libxml2.so  lib/liblldCommon.a
>>  lib/libLLVMOption.a  lib/libLLVMAArch64CodeGen.a
>>  lib/libLLVMAArch64AsmParser.a  lib/libLLVMAArch64Disassembler.a
>>  lib/libLLVMAArch64Desc.a  lib/libLLVMAArch64Info.a
>>  lib/libLLVMAArch64Utils.a  lib/libLLVMAMDGPUCodeGen.a
>>  lib/libLLVMMIRParser.a  lib/libLLVMAMDGPUAsmParser.a
>>  lib/libLLVMAMDGPUDisassembler.a  lib/libLLVMAMDGPUDesc.a
>>  lib/libLLVMAMDGPUInfo.a  lib/libLLVMAMDGPUUtils.a  lib/libLLVMARMCodeGen.a
>>  lib/libLLVMARMAsmParser.a  lib/libLLVMARMDisassembler.a
>>  lib/libLLVMARMDesc.a  lib/libLLVMARMInfo.a  lib/libLLVMARMUtils.a
>>  lib/libLLVMAVRCodeGen.a  lib/libLLVMAVRAsmParser.a  lib/libLLVMAVRDesc.a
>>  lib/libLLVMAVRDisassembler.a  lib/libLLVMAVRInfo.a
>>  lib/libLLVMBPFCodeGen.a  lib/libLLVMBPFAsmParser.a  lib/libLLVMBPFDesc.a
>>  lib/libLLVMBPFDisassembler.a  lib/libLLVMBPFInfo.a
>>  lib/libLLVMHexagonCodeGen.a  lib/libLLVMHexagonAsmParser.a
>>  lib/libLLVMHexagonDisassembler.a  lib/libLLVMHexagonDesc.a
>>  lib/libLLVMHexagonInfo.a  lib/libLLVMLanaiCodeGen.a
>>  lib/libLLVMLanaiAsmParser.a  lib/libLLVMLanaiDisassembler.a
>>  lib/libLLVMLanaiDesc.a  lib/libLLVMLanaiInfo.a  lib/libLLVMMipsCodeGen.a
>>  lib/libLLVMMipsAsmParser.a  lib/libLLVMMipsDesc.a
>>  lib/libLLVMMipsDisassembler.a  lib/libLLVMMipsInfo.a
>>  lib/libLLVMMSP430CodeGen.a  lib/libLLVMMSP430AsmParser.a
>>  lib/libLLVMMSP430Desc.a  lib/libLLVMMSP430Disassembler.a
>>  lib/libLLVMMSP430Info.a  lib/libLLVMNVPTXCodeGen.a  lib/libLLVMNVPTXDesc.a
>>  lib/libLLVMNVPTXInfo.a  lib/libLLVMPowerPCCodeGen.a
>>  lib/libLLVMPowerPCAsmParser.a  lib/libLLVMPowerPCDesc.a
>>  lib/libLLVMPowerPCDisassembler.a  lib/libLLVMPowerPCInfo.a
>>  lib/libLLVMRISCVCodeGen.a  lib/libLLVMRISCVAsmParser.a
>>  lib/libLLVMRISCVDesc.a  lib/libLLVMRISCVDisassembler.a
>>  lib/libLLVMRISCVInfo.a  lib/libLLVMRISCVUtils.a  lib/libLLVMSparcCodeGen.a
>>  lib/libLLVMSparcAsmParser.a  lib/libLLVMSparcDesc.a
>>  lib/libLLVMSparcDisassembler.a  lib/libLLVMSparcInfo.a
>>  lib/libLLVMSystemZCodeGen.a  lib/libLLVMSystemZAsmParser.a
>>  lib/libLLVMSystemZDisassembler.a  lib/libLLVMSystemZDesc.a
>>  lib/libLLVMSystemZInfo.a  lib/libLLVMWebAssemblyCodeGen.a
>>  lib/libLLVMWebAssemblyAsmParser.a  lib/libLLVMWebAssemblyDisassembler.a
>>  lib/libLLVMWebAssemblyDesc.a  lib/libLLVMWebAssemblyInfo.a
>>  lib/libLLVMX86CodeGen.a  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a
>>  lib/libLLVMX86AsmParser.a  lib/libLLVMX86Desc.a
>>  lib/libLLVMX86Disassembler.a  lib/libLLVMX86Info.a  lib/libLLVMX86Utils.a
>>  lib/libLLVMXCoreCodeGen.a  lib/libLLVMAsmPrinter.a
>>  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMSelectionDAG.a
>>  lib/libLLVMXCoreDesc.a  lib/libLLVMXCoreDisassembler.a
>>  lib/libLLVMMCDisassembler.a  lib/libLLVMXCoreInfo.a  lib/libLLVMLTO.a
>>  lib/libLLVMObjCARCOpts.a  lib/libLLVMPasses.a  lib/libLLVMCodeGen.a
>>  lib/libLLVMTarget.a  lib/libLLVMCoroutines.a  lib/libLLVMipo.a
>>  lib/libLLVMBitWriter.a  lib/libLLVMScalarOpts.a  lib/libLLVMVectorize.a
>>  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a
>>  lib/libLLVMLinker.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMIRReader.a
>>  lib/libLLVMAsmParser.a  lib/libLLVMInstrumentation.a
>>  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a  lib/libLLVMObject.a
>>  lib/libLLVMBitReader.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a
>>  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a
>>  lib/libLLVMTextAPI.a  lib/libLLVMProfileData.a  lib/libLLVMCore.a
>>  lib/libLLVMBinaryFormat.a  lib/libLLVMRemarks.a
>>  lib/libLLVMBitstreamReader.a  lib/libLLVMSupport.a  -lz  -lrt  -ldl
>>  -ltinfo  -lpthread  -lm  lib/libLLVMDemangle.a && cd
>> /tmp/build/202003290405/tools/lld/tools/lld &&
>> /home/usr4/c74014i/opt/cmake-3.16.3-Linux-x86_64/bin/cmake -E
>> create_symlink lld /tmp/build/202003290405/./bin/lld-link && cd
>> /tmp/build/202003290405/tools/lld/tools/lld &&
>> /home/usr4/c74014i/opt/cmake-3.16.3-Linux-x86_64/bin/cmake -E
>> create_symlink lld /tmp/build/202003290405/./bin/ld.lld && cd
>> /tmp/build/202003290405/tools/lld/tools/lld &&
>> /home/usr4/c74014i/opt/cmake-3.16.3-Linux-x86_64/bin/cmake -E
>> create_symlink lld /tmp/build/202003290405/./bin/ld64.lld && cd
>> /tmp/build/202003290405/tools/lld/tools/lld &&
>> /home/usr4/c74014i/opt/cmake-3.16.3-Linux-x86_64/bin/cmake -E
>> create_symlink lld /tmp/build/202003290405/./bin/wasm-ld
>> terminating with uncaught exception of type std::__1::system_error:
>> thread constructor failed: Resource temporarily unavailable
>> PLEASE submit a bug report to https://bugs.llvm.org/ and include the
>> crash backtrace.
>>  #0 0x00000000007924f4 PrintStackTraceSignalHandler(void*)
>> (/home/usr4/c74014i/opt/clang/current/bin/ld.lld+0x7924f4)
>>  #1 0x00000000007902ce llvm::sys::RunSignalHandlers()
>> (/home/usr4/c74014i/opt/clang/current/bin/ld.lld+0x7902ce)
>>  #2 0x0000000000792bd5 SignalHandler(int)
>> (/home/usr4/c74014i/opt/clang/current/bin/ld.lld+0x792bd5)
>>  #3 0x00007fddd54bb630 __restore_rt (/lib64/libpthread.so.0+0xf630)
>>  #4 0x00007fddd3b40377 raise
>> /usr/src/debug/glibc-2.17-c758a686/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:55:0
>>  #5 0x00007fddd3b41a68 abort
>> /usr/src/debug/glibc-2.17-c758a686/stdlib/abort.c:92:0
>>  #6 0x00007fddd411ae8b
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++abi.so.1+0x2be8b)
>>  #7 0x00007fddd40fdb9f demangling_terminate_handler()
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++abi.so.1+0xeb9f)
>>  #8 0x00007fddd411a0a3 std::__terminate(void (*)())
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++abi.so.1+0x2b0a3)
>>  #9 0x00007fddd411ce06
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++abi.so.1+0x2de06)
>> #10 0x00007fddd411cd9f
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++abi.so.1+0x2dd9f)
>> #11 0x00007fddd43bded4 std::__1::__throw_system_error(int, char const*)
>> (/home/usr4/c74014i/opt/clang/202003290200/bin/../lib/libc++.so.1+0x90ed4)
>> #12 0x0000000002a7a316 void*
>> std::__1::__thread_proxy<std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct,
>> std::__1::default_delete<std::__1::__thread_struct> >,
>> llvm::parallel::detail::(anonymous
>> namespace)::ThreadPoolExecutor::ThreadPoolExecutor(llvm::ThreadPoolStrategy)::'lambda'()>
>> >(void*) (/home/usr4/c74014i/opt/clang/current/bin/ld.lld+0x2a7a316)
>> #13 0x00007fddd54b3ea5 start_thread
>> /usr/src/debug/glibc-2.17-c758a686/nptl/pthread_create.c:307:0
>> #14 0x00007fddd3c088cd clone
>> /usr/src/debug////////glibc-2.17-c758a686/misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:113:0
>> clang-11: error: unable to execute command: Aborted
>> clang-11: error: linker command failed due to signal (use -v to see
>> invocation)
>>
>> On Sun, Mar 29, 2020 at 1:44 AM Nemanja Ivanovic <nemanja.i.ibm at gmail.com>
>> wrote:
>>
>>> The discussion in https://reviews.llvm.org/D76240
>>> may be of interest to the participants of this thread. Specifically,
>>> Fangrui's planned work on a command line option to limit threads for LLD.
>>> Until that becomes a reality, you might want to use the CMake variable
>>> -DLLVM_ENABLE_THREADS=OFF when building the LLD that you are using to
>>> prevent parallelism.
>>>
>>> On Sat, Mar 28, 2020 at 12:32 PM Alexandre Ganea via llvm-dev <
>>> llvm-dev at lists.llvm.org> wrote:
>>>
>>>> Alex :
>>>>
>>>> Can you please try `numactl` or `taskset` after
>>>> https://github.com/llvm/llvm-project/commit/09158252f777c2e2f06a86b154c44abcbcf9bb74
>>>> ?
>>>>
>>>>
>>>>
>>>> There was a tiny bug in how *sched_getaffinity*() was used, see:
>>>> https://reviews.llvm.org/D75153#1942336
>>>>
>>>>
>>>>
>>>> *De :* Alex Brachet-Mialot <alexbrachetmialot at gmail.com>
>>>> *Envoyé :* March 28, 2020 12:11 PM
>>>> *À :* Itaru Kitayama <itaru.kitayama at gmail.com>
>>>> *Cc :* LLVM Dev <llvm-dev at lists.llvm.org>; Alexandre Ganea <
>>>> alexandre.ganea at ubisoft.com>; Fāng-ruì Sòng <maskray at google.com>
>>>> *Objet :* Re: [llvm-dev] LLD issue on a massively parallel build
>>>> machine
>>>>
>>>>
>>>>
>>>> I also run into problems with lld on machines with lots of cores (208),
>>>> but I run into rlimits for number of processes I can create, something
>>>> outside of my control.
>>>>
>>>>
>>>>
>>>> Unfortunately things like numactl or taskset do not limit the
>>>> concurrency of lld currently.
>>>>
>>>>
>>>>
>>>> On Sat, Mar 28, 2020 at 4:10 AM Itaru Kitayama via llvm-dev <
>>>> llvm-dev at lists.llvm.org> wrote:
>>>>
>>>> Hi,
>>>>
>>>> On a 1296-core Intel machine with 376 GB, setting
>>>>
>>>>
>>>>
>>>> -DLLVM_PARALLEL_LINK_JOB=1
>>>>
>>>>
>>>>
>>>> does not help (switching back to ld scales) see:
>>>>
>>>>
>>>>
>>>> [5085/5201] Linking CXX executable bin/clang-11
>>>> FAILED: bin/clang-11
>>>> : && /home/usr4/c74014i/opt/clang/current/bin/clang++  -stdlib=libc++
>>>> -fPIC -fvisibility-inlines-hidden -Werror=date-time
>>>> -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter
>>>> -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic
>>>> -Wno-long-long -Wimplicit-fallthrough -Wcovered-switch-default
>>>> -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor
>>>> -Wstring-conversion -fdiagnostics-color -ffunction-sections -fdata-sections
>>>> -fno-common -Woverloaded-virtual -Wno-nested-anon-types -O3 -DNDEBUG
>>>>  -stdlib=libc++ -fuse-ld=lld -Wl,--color-diagnostics
>>>> -Wl,-allow-shlib-undefined   -Wl,--export-dynamic  -Wl,-O3
>>>> tools/clang/tools/driver/CMakeFiles/clang.dir/driver.cpp.o
>>>> tools/clang/tools/driver/CMakeFiles/clang.dir/cc1_main.cpp.o
>>>> tools/clang/tools/driver/CMakeFiles/clang.dir/cc1as_main.cpp.o
>>>> tools/clang/tools/driver/CMakeFiles/clang.dir/cc1gen_reproducer_main.cpp.o
>>>>  -o bin/clang-11  -Wl,-rpath,"\$ORIGIN/../lib"  lib/libLLVMAArch64CodeGen.a
>>>>  lib/libLLVMAArch64AsmParser.a  lib/libLLVMAArch64Desc.a
>>>>  lib/libLLVMAArch64Disassembler.a  lib/libLLVMAArch64Info.a
>>>>  lib/libLLVMAArch64Utils.a  lib/libLLVMAMDGPUCodeGen.a
>>>>  lib/libLLVMAMDGPUAsmParser.a  lib/libLLVMAMDGPUDesc.a
>>>>  lib/libLLVMAMDGPUDisassembler.a  lib/libLLVMAMDGPUInfo.a
>>>>  lib/libLLVMAMDGPUUtils.a  lib/libLLVMARMCodeGen.a
>>>>  lib/libLLVMARMAsmParser.a  lib/libLLVMARMDesc.a
>>>>  lib/libLLVMARMDisassembler.a  lib/libLLVMARMInfo.a  lib/libLLVMARMUtils.a
>>>>  lib/libLLVMAVRCodeGen.a  lib/libLLVMAVRAsmParser.a  lib/libLLVMAVRDesc.a
>>>>  lib/libLLVMAVRDisassembler.a  lib/libLLVMAVRInfo.a
>>>>  lib/libLLVMBPFCodeGen.a  lib/libLLVMBPFAsmParser.a  lib/libLLVMBPFDesc.a
>>>>  lib/libLLVMBPFDisassembler.a  lib/libLLVMBPFInfo.a
>>>>  lib/libLLVMHexagonCodeGen.a  lib/libLLVMHexagonAsmParser.a
>>>>  lib/libLLVMHexagonDesc.a  lib/libLLVMHexagonDisassembler.a
>>>>  lib/libLLVMHexagonInfo.a  lib/libLLVMLanaiCodeGen.a
>>>>  lib/libLLVMLanaiAsmParser.a  lib/libLLVMLanaiDesc.a
>>>>  lib/libLLVMLanaiDisassembler.a  lib/libLLVMLanaiInfo.a
>>>>  lib/libLLVMMipsCodeGen.a  lib/libLLVMMipsAsmParser.a
>>>>  lib/libLLVMMipsDesc.a  lib/libLLVMMipsDisassembler.a
>>>>  lib/libLLVMMipsInfo.a  lib/libLLVMMSP430CodeGen.a
>>>>  lib/libLLVMMSP430AsmParser.a  lib/libLLVMMSP430Desc.a
>>>>  lib/libLLVMMSP430Disassembler.a  lib/libLLVMMSP430Info.a
>>>>  lib/libLLVMNVPTXCodeGen.a  lib/libLLVMNVPTXDesc.a  lib/libLLVMNVPTXInfo.a
>>>>  lib/libLLVMPowerPCCodeGen.a  lib/libLLVMPowerPCAsmParser.a
>>>>  lib/libLLVMPowerPCDesc.a  lib/libLLVMPowerPCDisassembler.a
>>>>  lib/libLLVMPowerPCInfo.a  lib/libLLVMRISCVCodeGen.a
>>>>  lib/libLLVMRISCVAsmParser.a  lib/libLLVMRISCVDesc.a
>>>>  lib/libLLVMRISCVDisassembler.a  lib/libLLVMRISCVInfo.a
>>>>  lib/libLLVMRISCVUtils.a  lib/libLLVMSparcCodeGen.a
>>>>  lib/libLLVMSparcAsmParser.a  lib/libLLVMSparcDesc.a
>>>>  lib/libLLVMSparcDisassembler.a  lib/libLLVMSparcInfo.a
>>>>  lib/libLLVMSystemZCodeGen.a  lib/libLLVMSystemZAsmParser.a
>>>>  lib/libLLVMSystemZDesc.a  lib/libLLVMSystemZDisassembler.a
>>>>  lib/libLLVMSystemZInfo.a  lib/libLLVMWebAssemblyCodeGen.a
>>>>  lib/libLLVMWebAssemblyAsmParser.a  lib/libLLVMWebAssemblyDesc.a
>>>>  lib/libLLVMWebAssemblyDisassembler.a  lib/libLLVMWebAssemblyInfo.a
>>>>  lib/libLLVMX86CodeGen.a  lib/libLLVMX86AsmParser.a  lib/libLLVMX86Desc.a
>>>>  lib/libLLVMX86Disassembler.a  lib/libLLVMX86Info.a  lib/libLLVMX86Utils.a
>>>>  lib/libLLVMXCoreCodeGen.a  lib/libLLVMXCoreDesc.a
>>>>  lib/libLLVMXCoreDisassembler.a  lib/libLLVMXCoreInfo.a
>>>>  lib/libLLVMAnalysis.a  lib/libLLVMCodeGen.a  lib/libLLVMCore.a
>>>>  lib/libLLVMipo.a  lib/libLLVMAggressiveInstCombine.a
>>>>  lib/libLLVMInstCombine.a  lib/libLLVMInstrumentation.a  lib/libLLVMMC.a
>>>>  lib/libLLVMMCParser.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMOption.a
>>>>  lib/libLLVMScalarOpts.a  lib/libLLVMSupport.a  lib/libLLVMTransformUtils.a
>>>>  lib/libLLVMVectorize.a  -lpthread  lib/libclangBasic.a
>>>>  lib/libclangCodeGen.a  lib/libclangDriver.a  lib/libclangFrontend.a
>>>>  lib/libclangFrontendTool.a  lib/libclangSerialization.a
>>>>  lib/libLLVMAArch64Desc.a  lib/libLLVMAArch64Info.a
>>>>  lib/libLLVMAArch64Utils.a  lib/libLLVMMIRParser.a  lib/libLLVMAMDGPUDesc.a
>>>>  lib/libLLVMAMDGPUInfo.a  lib/libLLVMAMDGPUUtils.a  lib/libLLVMARMDesc.a
>>>>  lib/libLLVMARMInfo.a  lib/libLLVMARMUtils.a  lib/libLLVMHexagonDesc.a
>>>>  lib/libLLVMHexagonInfo.a  lib/libLLVMLanaiDesc.a  lib/libLLVMLanaiInfo.a
>>>>  lib/libLLVMSystemZDesc.a  lib/libLLVMSystemZInfo.a
>>>>  lib/libLLVMWebAssemblyDesc.a  lib/libLLVMWebAssemblyInfo.a
>>>>  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a  lib/libLLVMAsmPrinter.a
>>>>  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMSelectionDAG.a
>>>>  lib/libLLVMMCDisassembler.a  lib/libclangCodeGen.a  lib/libLLVMCoverage.a
>>>>  lib/libLLVMLTO.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMPasses.a
>>>>  lib/libLLVMCodeGen.a  lib/libLLVMTarget.a  lib/libLLVMCoroutines.a
>>>>  lib/libLLVMipo.a  lib/libLLVMInstrumentation.a  lib/libLLVMVectorize.a
>>>>  lib/libLLVMBitWriter.a  lib/libLLVMIRReader.a  lib/libLLVMAsmParser.a
>>>>  lib/libLLVMLinker.a  lib/libLLVMScalarOpts.a
>>>>  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a
>>>>  lib/libclangRewriteFrontend.a  lib/libclangARCMigrate.a
>>>>  lib/libclangStaticAnalyzerFrontend.a  lib/libclangStaticAnalyzerCheckers.a
>>>>  lib/libclangStaticAnalyzerCore.a  lib/libclangCrossTU.a
>>>>  lib/libclangIndex.a  lib/libclangFrontend.a  lib/libclangDriver.a
>>>>  lib/libLLVMOption.a  lib/libclangParse.a  lib/libclangSerialization.a
>>>>  lib/libclangSema.a  lib/libclangAnalysis.a  lib/libclangASTMatchers.a
>>>>  lib/libclangEdit.a  lib/libclangFormat.a  lib/libclangToolingInclusions.a
>>>>  lib/libclangToolingCore.a  lib/libclangAST.a  lib/libLLVMFrontendOpenMP.a
>>>>  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a
>>>>  lib/libLLVMProfileData.a  lib/libLLVMObject.a  lib/libLLVMMCParser.a
>>>>  lib/libLLVMBitReader.a  lib/libLLVMTextAPI.a  lib/libclangRewrite.a
>>>>  lib/libclangLex.a  lib/libclangBasic.a  lib/libLLVMCore.a
>>>>  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMMC.a
>>>>  lib/libLLVMBinaryFormat.a  lib/libLLVMDebugInfoCodeView.a
>>>>  lib/libLLVMDebugInfoMSF.a  lib/libLLVMSupport.a  -lz  -lrt  -ldl  -ltinfo
>>>>  -lpthread  -lm  lib/libLLVMDemangle.a && :
>>>> ld.lld: error: failed to open bin/clang-11: Cannot allocate memory
>>>>
>>>> _______________________________________________
>>>> LLVM Developers mailing list
>>>> llvm-dev at lists.llvm.org
>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>>>
>>>> _______________________________________________
>>>> LLVM Developers mailing list
>>>> llvm-dev at lists.llvm.org
>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>>>
>>>
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