INFO:2026-07-10T12:18:02Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD c3cb6961edea..f114842d9eab main -> origin/main Switched to branch 'main' Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded. (use "git pull" to update your local branch) HEAD is now at f114842d9eab [Clang] Fix a bug in parameter mapping substitution (#208663) INFO:2026-07-10T12:18:06Z:root:syncing... Deleted branch merge (was c3cb6961edea). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. INFO:2026-07-10T12:18:06Z:root:building ninja: Entering directory `out/gn' [1/314] CXX obj/clang/lib/Sema/Sema.SemaTemplateInstantiate.o [2/314] AR lib/libclangSema.a [3/314] AR lib/liblldbBreakpoint.a [4/314] LINK ./bin/clang-offload-bundler [5/314] LINK obj/clang/unittests/Format/FormatTests [6/314] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests [7/314] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests [8/314] 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) [9/314] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests [10/314] LINK ./bin/clang-diff [11/314] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests [12/314] LINK obj/clang/unittests/AST/ByteCode/InterpTests [13/314] LINK ./bin/clang-installapi [14/314] LINK ./bin/clang-doc [15/314] LINK ./bin/clang-refactor [16/314] LINK ./bin/clang-change-namespace [17/314] LINK ./bin/modularize [18/314] LINK obj/clang-tools-extra/unittests/clang-move/ClangMoveTests [19/314] LINK ./bin/clang-reorder-fields [20/314] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests [21/314] LINK obj/clang/unittests/Support/ClangSupportTests [22/314] LINK ./bin/find-all-symbols [23/314] LINK ./bin/pp-trace [24/314] LINK ./bin/clang-query [25/314] LINK obj/clang/unittests/Rewrite/RewriteTests [26/314] LINK obj/clang/unittests/AST/ASTTests [27/314] LINK obj/clang/unittests/ScalableStaticAnalysis/ClangScalableAnalysisTests [28/314] LINK obj/clang/unittests/Parse/ParseTests [29/314] LINK obj/clang/unittests/Sema/SemaTests [30/314] LINK obj/clang/unittests/Lex/LexTests [31/314] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests [32/314] LINK ./bin/diagtool [33/314] LINK ./bin/clang-import-test [34/314] LINK ./bin/clang-move [35/314] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests [36/314] LINK ./bin/clang-include-fixer [37/314] LINK obj/clang/unittests/Analysis/ClangAnalysisTests [38/314] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests [39/314] LINK ./bin/clangd-remap [40/314] LINK obj/clang/unittests/Serialization/SerializationTests [41/314] LINK ./bin/clang-extdef-mapping [42/314] LINK ./bin/dexp [43/314] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests [44/314] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests [45/314] LINK obj/clang/unittests/Index/IndexTests [46/314] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests [47/314] LINK ./bin/clang-scan-deps [48/314] LINK obj/clang/unittests/CodeGen/ClangCodeGenTests [49/314] LINK obj/clang/unittests/CrossTU/CrossTUTests [50/314] LINK ./bin/clang-tidy [51/314] LINK ./bin/clangd-indexer [52/314] LINK ./bin/lldb-server [53/314] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests [54/314] LINK ./bin/clangd [55/314] LINK obj/clang/unittests/Driver/ClangDriverTests [56/314] LINK obj/clang/unittests/Frontend/FrontendTests [57/314] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests [58/314] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests [59/314] SOLINK ./lib/libclang.so [60/314] LINK obj/clang/unittests/Tooling/ToolingTests [61/314] LINK ./bin/clang-check [62/314] LINK ./bin/clang [63/314] LINK ./bin/lldb-test [64/314] LINK ./bin/clang-repl [65/314] LINK ./bin/lldb-dap ninja: build stopped: subcommand failed. Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.