ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/342] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/342] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/342] AR lib/liblldbPluginSymbolFileNativePDB.a
[4/342] AR lib/libLLVMSystemZCodeGen.a
[5/342] AR lib/liblldbPluginSymbolFilePDB.a
[6/342] AR lib/liblldbPluginTypeSystemClang.a
[7/342] AR lib/liblldbPluginDynamicLoaderMacOSXDYLD.a
[8/342] AR lib/liblldbPluginCPlusPlusLanguage.a
[9/342] AR lib/liblldbPluginPlatformPOSIX.a
[10/342] AR lib/liblldbPluginPlatformLinux.a
[11/342] AR lib/liblldbPluginPlatformMacOSX.a
[12/342] LINK obj/llvm/unittests/MC/SystemZ/SystemZAsmLexerTests
[13/342] LINK ./bin/llvm-cxxmap
[14/342] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[15/342] LINK obj/llvm/unittests/CGData/CodeGenDataTests
[16/342] LINK ./bin/llvm-cxxdump
[17/342] LINK ./bin/llvm-xray
[18/342] LINK obj/llvm/unittests/ExecutionEngine/JITLink/JITLinkTests
[19/342] LINK obj/llvm/unittests/DebugInfo/GSYM/DebugInfoGSYMTests
[20/342] LINK ./bin/llvm-rtdyld
[21/342] LINK ./bin/llvm-ml
[22/342] LINK obj/llvm/unittests/tools/llvm-mca/LLVMMCATests
[23/342] LINK obj/llvm/unittests/MC/MCTests
[24/342] LINK ./bin/llvm-ar
[25/342] LINK ./bin/llvm-dwp
[26/342] 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)
[27/342] LINK ./bin/llvm-mc
[28/342] LINK ./bin/llvm-libtool-darwin
[29/342] LINK ./bin/llvm-lipo
[30/342] ACTION //llvm/tools/llvm-ml:llvm-ml64(//llvm/utils/gn/build/toolchain:unix)
[31/342] ACTION //llvm/tools/llvm-ar:llvm-dlltool(//llvm/utils/gn/build/toolchain:unix)
[32/342] ACTION //llvm/tools/llvm-ar:llvm-ranlib(//llvm/utils/gn/build/toolchain:unix)
[33/342] LINK obj/llvm/unittests/tools/llvm-exegesis/RISCV/LLVMExegesisRISCVTests
[34/342] ACTION //llvm/tools/llvm-ar:llvm-lib(//llvm/utils/gn/build/toolchain:unix)
[35/342] LINK ./bin/llvm-bolt-heatmap
[36/342] LINK obj/llvm/unittests/tools/llvm-exegesis/X86/LLVMExegesisX86Tests
[37/342] LINK ./bin/llvm-jitlink
[38/342] LINK obj/llvm/unittests/Passes/PassBuilderBindings/PassesBindingsTests
[39/342] LINK obj/bolt/unittests/Core/CoreTests
[40/342] LINK ./bin/llvm-c-test
[41/342] LINK obj/bolt/unittests/Passes/PassTests
[42/342] LINK obj/bolt/unittests/Profile/ProfileTests
[43/342] LINK ./bin/llvm-bolt
[44/342] LINK ./bin/clang-sycl-linker
[45/342] LINK ./bin/llvm-split
[46/342] LINK ./bin/llvm-exegesis
[47/342] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests
[48/342] LINK ./bin/dsymutil
[49/342] LINK ./bin/llvm-isel-fuzzer
[50/342] LINK ./bin/llc
[51/342] LINK obj/clang/unittests/CrossTU/CrossTUTests
[52/342] LINK ./bin/clang-nvlink-wrapper
[53/342] LINK ./bin/llvm-reduce
[54/342] LINK obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests
[55/342] LINK ./bin/clang-linker-wrapper
[56/342] LINK ./bin/llvm-opt-fuzzer
[57/342] LINK ./bin/llvm-gsymutil
[58/342] LINK ./bin/llvm-lto
[59/342] LINK obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests
[60/342] LINK ./bin/opt
[61/342] LINK obj/llvm/unittests/MIR/MIRTests
[62/342] LINK ./bin/llvm-ir2vec
[63/342] LINK ./bin/clang-scan-deps
[64/342] LINK obj/clang/unittests/Driver/ClangDriverTests
[65/342] SOLINK ./lib/libLTO.so
[66/342] LINK obj/llvm/unittests/MI/MITests
[67/342] LINK ./bin/llvm-lto2
[68/342] LINK ./bin/llvm-dwarfutil
[69/342] LINK ./bin/lldb-server
[70/342] LINK obj/llvm/unittests/Target/TargetMachineCTests
[71/342] LINK obj/llvm/unittests/CodeGen/CodeGenTests
[72/342] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[73/342] LINK obj/llvm/unittests/DebugInfo/LogicalView/DebugInfoLogicalViewTests
[74/342] LINK ./bin/clang-check
[75/342] LINK obj/clang/unittests/Tooling/ToolingTests
[76/342] SOLINK ./lib/libclang.so
[77/342] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests
[78/342] LINK ./bin/clang-repl
[79/342] LINK ./bin/lldb-dap
[80/342] LINK ./bin/lldb-test
[81/342] CXX obj/lld/ELF/ELF.Relocations.o
[82/342] CXX obj/lld/ELF/ELF.SyntheticSections.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.