INFO:2026-07-13T08:33:06Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD c47d1cf955f6..3a61e727bc05 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 3a61e727bc05 [ARM][Thumb1] Improve EstimateFunctionSizeInBytes accuracy (#203318) INFO:2026-07-13T08:33:14Z:root:syncing... Deleted branch merge (was 55b941b35567). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. [merge 9e4fd6f4257b] [gn build] Port 1b879464b362 2 files changed, 2 insertions(+) [merge 8e5a36367674] [gn build] Port 3bc47c8dc927 1 file changed, 1 insertion(+), 1 deletion(-) [merge 69efd1931e38] [gn build] Port 640079288c5e 1 file changed, 1 deletion(-) [merge 8f0ad4773b02] [gn build] Port 9b9f44d1c55c 1 file changed, 1 insertion(+) [merge 979a864543f5] [gn build] Port c847ddf8f18d 1 file changed, 1 insertion(+) [merge c447d7e51622] [gn build] Port d09048a46401 1 file changed, 1 insertion(+) [merge cebce2a437cf] [gn build] Port d1dbd484ada2 1 file changed, 1 insertion(+) [merge 322a28dabe96] [gn build] Port e6673bd03771 1 file changed, 1 insertion(+) [merge 9d5020cf1ced] [gn build] Port f99f2a582e94 1 file changed, 1 insertion(+) [gn build] Port 1b879464b362 -- https://github.com/llvm/llvm-project/commit/1b879464b362 [gn build] Port 3bc47c8dc927 -- https://github.com/llvm/llvm-project/commit/3bc47c8dc927 [gn build] Port 640079288c5e -- https://github.com/llvm/llvm-project/commit/640079288c5e [gn build] Port 9b9f44d1c55c -- https://github.com/llvm/llvm-project/commit/9b9f44d1c55c [gn build] Port c847ddf8f18d -- https://github.com/llvm/llvm-project/commit/c847ddf8f18d [gn build] Port d09048a46401 -- https://github.com/llvm/llvm-project/commit/d09048a46401 [gn build] Port d1dbd484ada2 -- https://github.com/llvm/llvm-project/commit/d1dbd484ada2 [gn build] Port e6673bd03771 -- https://github.com/llvm/llvm-project/commit/e6673bd03771 [gn build] Port f99f2a582e94 -- https://github.com/llvm/llvm-project/commit/f99f2a582e94 INFO:2026-07-13T08:33:25Z:root:building ninja: Entering directory `out/gn' [0/1] Regenerating ninja files [1/375] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h [2/375] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h [3/375] 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) [4/375] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix) [5/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBranchTargets.o [6/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MLxExpansionPass.o [7/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFixCortexA57AES1742098Pass.o [8/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBasicBlockInfo.o [9/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MVEVPTBlockPass.o [10/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLegalizerInfo.o [11/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLatencyMutations.o [12/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMachineFunctionInfo.o [13/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMCallLowering.o [14/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMCInstLower.o [15/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MVEGatherScatterLowering.o [16/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSLSHardening.o [17/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSelectionDAGInfo.o [18/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.Thumb2ITBlockPass.o [19/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMHazardRecognizer.o [20/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMMacroFusion.o [21/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMInstrInfo.o [22/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMTargetObjectFile.o [23/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.Thumb2SizeReduction.o [24/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ThumbRegisterInfo.o [25/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBaseRegisterInfo.o [26/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMRegisterBankInfo.o [27/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMCallingConv.o [28/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBlockPlacement.o [29/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.Thumb1InstrInfo.o [30/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.A15SDOptimizer.o [31/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMConstantIslandPass.o [32/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.Thumb2InstrInfo.o [33/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MVELaneInterleavingPass.o [34/375] CXX obj/llvm/unittests/Target/ARM/ARMTests.MachineInstrTest.o [35/375] CXX obj/llvm/unittests/Target/ARM/ARMTests.InstSizes.o [36/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.Thumb1FrameLowering.o [37/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MVETPAndVPTOptimisationsPass.o [38/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMExpandPseudoInsts.o [39/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMSubtarget.o [40/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMAsmPrinter.o [41/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMInstructionSelector.o [42/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLowOverheadLoops.o [43/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.MVETailPredication.o [44/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFastISel.o [45/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMParallelDSP.o [46/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMISelDAGToDAG.o [47/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMFrameLowering.o [48/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMLoadStoreOptimizer.o [49/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMBaseInstrInfo.o [50/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMTargetMachine.o [51/375] CXX obj/llvm/lib/Target/ARM/LLVMARMCodeGen.ARMTargetTransformInfo.o [52/375] 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.