ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/905] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/905] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/905] AR lib/libLLVMAArch64CodeGen.a
[4/905] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests
FAILED: obj/clang-tools-extra/unittests/clang-doc/ClangDocTests 
../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -Wl,--color-diagnostics -fuse-ld=lld -o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests -Wl,--start-group obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.BitcodeTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.ClangDocTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.GeneratorTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.HTMLGeneratorTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.JSONGeneratorTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MDGeneratorTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MergeTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.SerializeTest.o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.YAMLGeneratorTest.o obj/third-party/unittest/UnitTestMain/UnitTestMain.TestMain.o lib/libclangDoc.a lib/libclangAST.a lib/libclangASTMatchers.a lib/libclangBasic.a lib/libclangFormat.a lib/libclangFrontend.a lib/libclangRewrite.a lib/libclangSerialization.a lib/libclangTooling.a lib/libclangToolingCore.a lib/libLLVMBitReader.a lib/libLLVMBitWriter.a lib/libLLVMSupport.a lib/libLLVMTestingSupport.a lib/libclangDocSupport.a lib/libLLVMSupportBlake3.a lib/libLLVMDemangle.a lib/libLLVMOption.a lib/libLLVMTargetParser.a lib/libclangLex.a lib/libLLVMBinaryFormat.a lib/libLLVMFrontendHLSL.a lib/libLLVMCore.a lib/libLLVMRemarks.a lib/libLLVMBitstreamReader.a lib/libLLVMFrontendOpenMP.a lib/libLLVMAnalysis.a lib/libLLVMProfileData.a lib/libLLVMDebugInfoDWARF.a lib/libLLVMDebugInfoDWARFLowLevel.a lib/libLLVMMC.a lib/libLLVMDebugInfoCodeView.a lib/libLLVMDebugInfoMSF.a lib/libLLVMObject.a lib/libLLVMIRReader.a lib/libLLVMAsmParser.a lib/libLLVMMCParser.a lib/libLLVMTextAPI.a lib/libLLVMSymbolize.a lib/libLLVMDebugInfoBTF.a lib/libLLVMDebugInfoGSYM.a lib/libLLVMDebugInfoPDB.a lib/libLLVMFrontendAtomic.a lib/libLLVMFrontendDirective.a lib/libLLVMFrontendOffloading.a lib/libLLVMObjectYAML.a lib/libLLVMTransformUtils.a lib/libLLVMScalarOpts.a lib/libLLVMAggressiveInstCombine.a lib/libLLVMInstCombine.a lib/libclangAnalysis.a lib/libclangAnalysisLifetimeSafety.a lib/libclangAPINotes.a lib/libclangEdit.a lib/libclangOptions.a lib/libclangParse.a lib/libclangSema.a lib/libclangSupport.a lib/libLLVMFrontendOpenACC.a lib/libLLVMPlugins.a lib/libclangToolingDependencyScanning.a lib/libclangDriver.a lib/libclangScalableStaticAnalysisAnalyses.a lib/libclangScalableStaticAnalysisCore.a lib/libclangUnifiedSymbolResolution.a lib/libclangScalableStaticAnalysisFrontend.a lib/libclangScalableStaticAnalysisSourceTransformation.a lib/libLLVMWindowsDriver.a lib/libclangToolingInclusions.a lib/libgtest.a -Wl,--end-group -ldl -lpthread -lz
ld.lld: error: undefined symbol: vtable for clang::doc::markdown::HeadingNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_HeadingNode_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)

ld.lld: error: undefined symbol: vtable for clang::doc::markdown::EmphasisNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_EmphasisNode_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)

ld.lld: error: undefined symbol: vtable for clang::doc::markdown::TextNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_EmphasisNode_Test::TestBody())
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_ParagraphWithChildren_Test::TestBody())
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_UnorderedListWithItems_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)

ld.lld: error: undefined symbol: vtable for clang::doc::markdown::UnorderedListNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_UnorderedListNode_Test::TestBody())
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_UnorderedListWithItems_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)

ld.lld: error: undefined symbol: vtable for clang::doc::markdown::ParagraphNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_ParagraphNode_Test::TestBody())
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_ParagraphWithChildren_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)

ld.lld: error: undefined symbol: vtable for clang::doc::markdown::DocumentNode
>>> referenced by MarkdownParserTest.cpp
>>>               obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.MarkdownParserTest.o:((anonymous namespace)::MarkdownNodeTest_DocumentNode_Test::TestBody())
>>> the vtable symbol may be undefined because the class is missing its key function (see https://lld.llvm.org/missingkeyfunction)
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[5/905] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[6/905] LINK ./bin/lldb-server
[7/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIModeRegisterDefaults.o
[8/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIProgramInfo.o
[9/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIFixVGPRCopies.o
[10/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIInsertHardClauses.o
[11/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIPostRABundler.o
[12/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIModeRegister.o
[13/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIShrinkInstructions.o
[14/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIOptimizeExecMasking.o
[15/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIPeepholeSDWA.o
[16/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIPreEmitPeephole.o
[17/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIOptimizeExecMaskingPreRA.o
[18/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBlockPlacement.o
[19/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMRegisterBankInfo.o
[20/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMHazardRecognizer.o
[21/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMInstrInfo.o
[22/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLegalizerInfo.o
[23/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMacroFusion.o
[24/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMCallingConv.o
[25/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMachineFunctionInfo.o
[26/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFixCortexA57AES1742098Pass.o
[27/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIAnnotateControlFlow.o
[28/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIMemoryLegalizer.o
[29/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.A15SDOptimizer.o
[30/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMCallLowering.o
[31/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIFormMemoryClauses.o
[32/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILowerI1Copies.o
[33/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBaseRegisterInfo.o
[34/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILoadStoreOptimizer.o
[35/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMCInstLower.o
[36/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLatencyMutations.o
[37/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILowerWWMCopies.o
[38/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILowerControlFlow.o
[39/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSLSHardening.o
[40/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIPreAllocateWWMRegs.o
[41/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILateBranchLowering.o
[42/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMExpandPseudoInsts.o
[43/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SILowerSGPRSpills.o
[44/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIFixSGPRCopies.o
[45/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIMachineScheduler.o
[46/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSelectionDAGInfo.o
[47/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIOptimizeVGPRLiveRange.o
[48/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIMachineFunctionInfo.o
[49/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMConstantIslandPass.o
[50/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSubtarget.o
[51/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLowOverheadLoops.o
[52/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIFoldOperands.o
[53/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMParallelDSP.o
[54/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIWholeQuadMode.o
[55/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMAsmPrinter.o
[56/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIFrameLowering.o
[57/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLoadStoreOptimizer.o
[58/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFastISel.o
[59/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFrameLowering.o
[60/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.R600TargetTransformInfo.o
[61/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMInstructionSelector.o
[62/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMISelDAGToDAG.o
[63/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIInsertWaitcnts.o
[64/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIRegisterInfo.o
[65/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBaseInstrInfo.o
[66/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMTargetMachine.o
[67/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIInstrInfo.o
[68/905] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.SIISelLowering.o
[69/905] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMISelLowering.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.