ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/479] ACTION //clang/tools/driver:clangxx(//llvm/utils/gn/build/toolchain:unix)
[2/479] ACTION //clang/tools/driver:clang-cl(//llvm/utils/gn/build/toolchain:unix)
[3/479] ACTION //clang/tools/driver:clang-cpp(//llvm/utils/gn/build/toolchain:unix)
[4/479] AR lib/libclangDaemon.a
[5/479] LINK obj/clang/unittests/Basic/BasicTests
[6/479] LINK obj/clang/unittests/Format/FormatTests
[7/479] LINK obj/clang/unittests/Parse/ParseTests
[8/479] 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)
[9/479] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[10/479] LINK obj/clang/unittests/Rewrite/RewriteTests
[11/479] LINK obj/clang/unittests/CrossTU/CrossTUTests
[12/479] LINK ./bin/c-index-test
[13/479] LINK ./bin/dexp
[14/479] LINK obj/clang/unittests/Frontend/FrontendTests
[15/479] LINK ./bin/clangd-remap
[16/479] LINK obj/clang/unittests/Driver/ClangDriverTests
[17/479] LINK ./bin/clangd-indexer
[18/479] LINK ./bin/clangd
[19/479] CXX obj/clang/unittests/Lex/LexTests.LexHLSLRootSignatureTest.o
[20/479] CXX obj/clang/unittests/ScalableStaticAnalysis/Registries/ClangScalableAnalysisTests.MockSummaryExtractor2.o
[21/479] CXX obj/clang/unittests/ScalableStaticAnalysis/Registries/ClangScalableAnalysisTests.MockSummaryExtractor1.o
[22/479] CXX obj/clang/unittests/ScalableStaticAnalysis/SourceTransformation/ClangScalableAnalysisTests.SARIFFormatTest.o
[23/479] CXX obj/clang/unittests/ScalableStaticAnalysis/WholeProgramAnalysis/ClangScalableAnalysisTests.UnsafeBufferReachableAnalysisTest.o
[24/479] CXX obj/clang/unittests/Lex/LexTests.HeaderSearchTest.o
[25/479] CXX obj/clang/unittests/Lex/LexTests.ModuleDeclStateTest.o
[26/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.AnalyzerOptionsTest.o
[27/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.AnalyzerFormattingTest.o
[28/479] CXX obj/clang/unittests/Lex/LexTests.LexerTest.o
[29/479] CXX obj/clang/unittests/Serialization/SerializationTests.PreambleInNamedModulesTest.o
[30/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.APSIntTypeTest.o
[31/479] CXX obj/clang/unittests/Interpreter/ClangReplInterpreterTests.IncrementalCompilerBuilderTest.o
[32/479] CXX obj/clang/unittests/Sema/SemaTests.ExternalSemaSourceTest.o
[33/479] CXX obj/clang/unittests/ScalableStaticAnalysis/SourceTransformation/ClangScalableAnalysisTests.YAMLFormatTest.o
[34/479] CXX obj/clang/unittests/Serialization/SerializationTests.ModuleCacheTest.o
[35/479] CXX obj/clang/unittests/Tooling/ToolingTests.RefactoringActionRulesTest.o
[36/479] CXX obj/clang/unittests/Tooling/ToolingTests.DependencyScannerTest.o
[37/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.CallEventTest.o
[38/479] CXX obj/clang/unittests/Serialization/SerializationTests.LoadSpecLazilyTest.o
[39/479] CXX obj/clang/unittests/Sema/SemaTests.GslOwnerPointerInference.o
[40/479] CXX obj/clang/unittests/Tooling/RecursiveASTVisitorTests/ToolingTests.TraversalScope.o
[41/479] CXX obj/clang/unittests/Sema/SemaTests.SemaLookupTest.o
[42/479] CXX obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests.InterpreterExceptionTest.o
[43/479] CXX obj/clang/unittests/Serialization/SerializationTests.NamespaceLookupTest.o
[44/479] CXX obj/clang/unittests/Tooling/RecursiveASTVisitorTests/ToolingTests.TemplateArgumentLocTraverser.o
[45/479] CXX obj/clang/unittests/Tooling/RecursiveASTVisitorTests/ToolingTests.NestedNameSpecifiers.o
[46/479] CXX obj/clang/unittests/Tooling/RecursiveASTVisitorTests/ToolingTests.ParenExpr.o
[47/479] CXX obj/clang/unittests/Tooling/ToolingTests.CastExprTest.o
[48/479] CXX obj/clang/unittests/Tooling/ToolingTests.CommentHandlerTest.o
[49/479] CXX obj/clang/unittests/Serialization/SerializationTests.CommentsTest.o
[50/479] CXX obj/clang/unittests/Serialization/SerializationTests.VarDeclConstantInitTest.o
[51/479] CXX obj/clang/unittests/Tooling/ToolingTests.DiagnosticsYamlTest.o
[52/479] CXX obj/clang/unittests/Sema/SemaTests.CodeCompleteTest.o
[53/479] CXX obj/clang/unittests/ScalableStaticAnalysis/Registries/ClangScalableAnalysisTests.SummaryExtractorRegistryTest.o
[54/479] CXX obj/clang/unittests/Tooling/RecursiveASTVisitorTests/ToolingTests.OffsetOfExpr.o
[55/479] CXX obj/clang/unittests/Support/ClangSupportTests.TimeProfilerTest.o
[56/479] CXX obj/clang/unittests/ScalableStaticAnalysis/Frontend/ClangScalableAnalysisTests.TUSummaryExtractorFrontendActionTest.o
[57/479] CXX obj/clang/unittests/Tooling/ToolingTests.ASTSelectionTest.o
[58/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.BlockEntranceCallbackTest.o
[59/479] CXX obj/clang/unittests/Tooling/ToolingTests.ExecutionTest.o
[60/479] CXX obj/clang/unittests/Interpreter/ClangReplInterpreterTests.OutOfProcessInterpreterTests.o
[61/479] CXX obj/clang/unittests/ScalableStaticAnalysis/ClangScalableAnalysisTests.TUSummaryBuilderTest.o
[62/479] CXX obj/clang/unittests/Interpreter/ClangReplInterpreterTests.InterpreterExtensionsTest.o
[63/479] CXX obj/clang/unittests/Sema/SemaTests.SemaNoloadLookupTest.o
[64/479] CXX obj/clang/unittests/Interpreter/ClangReplInterpreterTests.InterpreterTest.o
[65/479] CXX obj/clang/unittests/Tooling/ToolingTests.CompilationDatabaseTest.o
[66/479] CXX obj/clang/unittests/Tooling/ToolingTests.RefactoringTest.o
[67/479] CXX obj/clang/unittests/Serialization/SerializationTests.ForceCheckFileInputTest.o
[68/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.CheckLifetimeEndTest.o
[69/479] CXX obj/clang/unittests/Tooling/ToolingTests.RefactoringCallbacksTest.o
[70/479] CXX obj/clang/unittests/Interpreter/ClangReplInterpreterTests.IncrementalProcessingTest.o
[71/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.CallDescriptionTest.o
[72/479] CXX obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests.BugReportInterestingnessTest.o
[73/479] CXX obj/clang/unittests/Sema/SemaTests.HeuristicResolverTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.