INFO:2026-01-02T16:42:53Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD 7976ac990000..c777c6041908 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 c777c6041908 [asan][NFC] Fix formatting of asan_interceptors.cpp (#173088) INFO:2026-01-02T16:42:56Z:root:syncing... Deleted branch merge (was fe39afb56322). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. [merge 0355141b49b7] [gn build] Port 7c0420dc8484 1 file changed, 1 insertion(+) [merge 874b927b2891] [gn build] Port 92f16356340d 2 files changed, 1 insertion(+), 1 deletion(-) [gn build] Port 7c0420dc8484 -- https://github.com/llvm/llvm-project/commit/7c0420dc8484 [gn build] Port 92f16356340d -- https://github.com/llvm/llvm-project/commit/92f16356340d INFO:2026-01-02T16:42:58Z:root:building ninja: Entering directory `out/gn' [0/1] Regenerating ninja files [1/438] AR lib/libclangAST.a [2/438] LINK obj/clang/unittests/InstallAPI/InstallAPITests [3/438] LINK obj/clang-tools-extra/unittests/clang-apply-replacements/ClangApplyReplacementsTests [4/438] LINK ./bin/clang-apply-replacements [5/438] LINK obj/clang/unittests/Format/FormatTests [6/438] LINK obj/clang/unittests/Support/ClangSupportTests [7/438] LINK obj/clang/unittests/Parse/ParseTests [8/438] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests [9/438] LINK ./bin/pp-trace [10/438] LINK obj/clang/unittests/Analysis/ClangAnalysisTests [11/438] LINK ./bin/clang-scan-deps [12/438] LINK obj/clang/unittests/Lex/LexTests [13/438] LINK obj/clang/unittests/CrossTU/CrossTUTests [14/438] LINK obj/clang/unittests/Rewrite/RewriteTests [15/438] LINK obj/clang/unittests/Analysis/Scalable/ClangScalableAnalysisTests [16/438] LINK obj/lld/unittests/AsLibELF/LLDAsLibELFTests FAILED: obj/lld/unittests/AsLibELF/LLDAsLibELFTests ../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -Wl,--color-diagnostics -fuse-ld=lld -o obj/lld/unittests/AsLibELF/LLDAsLibELFTests -Wl,--start-group obj/lld/unittests/AsLibELF/LLDAsLibELFTests.ROCm.o obj/lld/unittests/AsLibELF/LLDAsLibELFTests.SomeDrivers.o obj/third-party/unittest/UnitTestMain/UnitTestMain.TestMain.o lib/liblldCommon.a lib/liblldELF.a lib/libLLVMCodeGen.a lib/libLLVMAnalysis.a lib/libLLVMBinaryFormat.a lib/libLLVMSupport.a lib/libLLVMSupportBlake3.a lib/libLLVMDemangle.a lib/libLLVMTargetParser.a lib/libLLVMFrontendHLSL.a lib/libLLVMCore.a lib/libLLVMRemarks.a lib/libLLVMBitstreamReader.a lib/libLLVMProfileData.a lib/libLLVMDebugInfoDWARF.a lib/libLLVMDebugInfoDWARFLowLevel.a lib/libLLVMMC.a lib/libLLVMDebugInfoCodeView.a lib/libLLVMDebugInfoMSF.a lib/libLLVMObject.a lib/libLLVMBitReader.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/libLLVMBitWriter.a lib/libLLVMTransformUtils.a lib/libLLVMCGData.a lib/libLLVMCodeGenTypes.a lib/libLLVMTarget.a lib/libLLVMObjCARCOpts.a lib/libLLVMScalarOpts.a lib/libLLVMAggressiveInstCombine.a lib/libLLVMInstCombine.a lib/libLLVMOption.a lib/libLLVMLTO.a lib/libLLVMExtensions.a lib/libLLVMLinker.a lib/libLLVMPasses.a lib/libLLVMGlobalISel.a lib/libLLVMIRPrinter.a lib/libLLVMCFGuard.a lib/libLLVMCoroutines.a lib/libLLVMipo.a lib/libLLVMFrontendOpenMP.a lib/libLLVMFrontendAtomic.a lib/libLLVMFrontendOffloading.a lib/libLLVMObjectYAML.a lib/libLLVMInstrumentation.a lib/libLLVMVectorize.a lib/libLLVMSandboxIR.a lib/libLLVMHipStdPar.a lib/libLLVMPlugins.a lib/libLLVMAArch64CodeGen.a lib/libLLVMAArch64Desc.a lib/libLLVMAArch64Info.a lib/libLLVMAArch64Utils.a lib/libLLVMAsmPrinter.a lib/libLLVMSelectionDAG.a lib/libLLVMAArch64AsmParser.a lib/libLLVMAArch64Disassembler.a lib/libLLVMMCDisassembler.a lib/libLLVMAMDGPUCodeGen.a lib/libLLVMAMDGPUDesc.a lib/libLLVMAMDGPUInfo.a lib/libLLVMAMDGPUUtils.a lib/libLLVMMIRParser.a lib/libLLVMAMDGPUAsmParser.a lib/libLLVMAMDGPUDisassembler.a lib/libLLVMAMDGPUTargetMCA.a lib/libLLVMARMCodeGen.a lib/libLLVMARMDesc.a lib/libLLVMARMInfo.a lib/libLLVMARMUtils.a lib/libLLVMARMAsmParser.a lib/libLLVMARMDisassembler.a lib/libLLVMAVRCodeGen.a lib/libLLVMAVRDesc.a lib/libLLVMAVRInfo.a lib/libLLVMAVRAsmParser.a lib/libLLVMAVRDisassembler.a lib/libLLVMBPFCodeGen.a lib/libLLVMBPFDesc.a lib/libLLVMBPFInfo.a lib/libLLVMBPFAsmParser.a lib/libLLVMBPFDisassembler.a lib/libLLVMHexagonCodeGen.a lib/libLLVMHexagonDesc.a lib/libLLVMHexagonInfo.a lib/libLLVMHexagonAsmParser.a lib/libLLVMHexagonDisassembler.a lib/libLLVMLanaiCodeGen.a lib/libLLVMLanaiDesc.a lib/libLLVMLanaiInfo.a lib/libLLVMLanaiAsmParser.a lib/libLLVMLanaiDisassembler.a lib/libLLVMLoongArchCodeGen.a lib/libLLVMLoongArchDesc.a lib/libLLVMLoongArchInfo.a lib/libLLVMLoongArchAsmParser.a lib/libLLVMLoongArchDisassembler.a lib/libLLVMMipsCodeGen.a lib/libLLVMMipsDesc.a lib/libLLVMMipsInfo.a lib/libLLVMMipsAsmParser.a lib/libLLVMMipsDisassembler.a lib/libLLVMNVPTXCodeGen.a lib/libLLVMNVPTXDesc.a lib/libLLVMNVPTXInfo.a lib/libLLVMPowerPCCodeGen.a lib/libLLVMPowerPCDesc.a lib/libLLVMPowerPCInfo.a lib/libLLVMPowerPCAsmParser.a lib/libLLVMPowerPCDisassembler.a lib/libLLVMRISCVCodeGen.a lib/libLLVMRISCVDesc.a lib/libLLVMRISCVInfo.a lib/libLLVMRISCVAsmParser.a lib/libLLVMRISCVDisassembler.a lib/libLLVMTargetRISCVMCA.a lib/libLLVMMCA.a lib/libLLVMSparcCodeGen.a lib/libLLVMSparcDesc.a lib/libLLVMSparcInfo.a lib/libLLVMSparcAsmParser.a lib/libLLVMSparcDisassembler.a lib/libLLVMSystemZCodeGen.a lib/libLLVMSystemZDesc.a lib/libLLVMSystemZInfo.a lib/libLLVMSystemZAsmParser.a lib/libLLVMSystemZDisassembler.a lib/libLLVMWebAssemblyCodeGen.a lib/libLLVMWebAssemblyDesc.a lib/libLLVMWebAssemblyInfo.a lib/libLLVMWebAssemblyUtils.a lib/libLLVMWebAssemblyAsmParser.a lib/libLLVMWebAssemblyDisassembler.a lib/libLLVMX86CodeGen.a lib/libLLVMX86Desc.a lib/libLLVMX86Info.a lib/libLLVMX86AsmParser.a lib/libLLVMX86Disassembler.a lib/libLLVMTargetX86MCA.a lib/libgtest.a -Wl,--end-group -ldl -lpthread -lz ld.lld: error: undefined symbol: vtable for llvm::lto::DTLTO >>> referenced by LTO.cpp >>> ../obj/lld/ELF/ELF.LTO.o:(lld::elf::BitcodeCompiler::BitcodeCompiler(lld::elf::Ctx&)) in archive lib/liblldELF.a >>> 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) [17/438] LINK obj/lld/unittests/AsLibAll/LLDAsLibAllTests FAILED: obj/lld/unittests/AsLibAll/LLDAsLibAllTests ../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -Wl,--color-diagnostics -fuse-ld=lld -o obj/lld/unittests/AsLibAll/LLDAsLibAllTests -Wl,--start-group obj/lld/unittests/AsLibAll/LLDAsLibAllTests.AllDrivers.o obj/third-party/unittest/UnitTestMain/UnitTestMain.TestMain.o lib/liblldCOFF.a lib/liblldCommon.a lib/liblldELF.a lib/liblldMachO.a lib/liblldMinGW.a lib/liblldWasm.a lib/libLLVMCodeGen.a lib/libLLVMAnalysis.a lib/libLLVMBinaryFormat.a lib/libLLVMSupport.a lib/libLLVMSupportBlake3.a lib/libLLVMDemangle.a lib/libLLVMTargetParser.a lib/libLLVMFrontendHLSL.a lib/libLLVMCore.a lib/libLLVMRemarks.a lib/libLLVMBitstreamReader.a lib/libLLVMProfileData.a lib/libLLVMDebugInfoDWARF.a lib/libLLVMDebugInfoDWARFLowLevel.a lib/libLLVMMC.a lib/libLLVMDebugInfoCodeView.a lib/libLLVMDebugInfoMSF.a lib/libLLVMObject.a lib/libLLVMBitReader.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/libLLVMBitWriter.a lib/libLLVMTransformUtils.a lib/libLLVMCGData.a lib/libLLVMCodeGenTypes.a lib/libLLVMTarget.a lib/libLLVMObjCARCOpts.a lib/libLLVMScalarOpts.a lib/libLLVMAggressiveInstCombine.a lib/libLLVMInstCombine.a lib/libLLVMOption.a lib/libLLVMLTO.a lib/libLLVMExtensions.a lib/libLLVMLinker.a lib/libLLVMPasses.a lib/libLLVMGlobalISel.a lib/libLLVMIRPrinter.a lib/libLLVMCFGuard.a lib/libLLVMCoroutines.a lib/libLLVMipo.a lib/libLLVMFrontendOpenMP.a lib/libLLVMFrontendAtomic.a lib/libLLVMFrontendOffloading.a lib/libLLVMObjectYAML.a lib/libLLVMInstrumentation.a lib/libLLVMVectorize.a lib/libLLVMSandboxIR.a lib/libLLVMHipStdPar.a lib/libLLVMPlugins.a lib/libLLVMAArch64CodeGen.a lib/libLLVMAArch64Desc.a lib/libLLVMAArch64Info.a lib/libLLVMAArch64Utils.a lib/libLLVMAsmPrinter.a lib/libLLVMSelectionDAG.a lib/libLLVMAArch64AsmParser.a lib/libLLVMAArch64Disassembler.a lib/libLLVMMCDisassembler.a lib/libLLVMAMDGPUCodeGen.a lib/libLLVMAMDGPUDesc.a lib/libLLVMAMDGPUInfo.a lib/libLLVMAMDGPUUtils.a lib/libLLVMMIRParser.a lib/libLLVMAMDGPUAsmParser.a lib/libLLVMAMDGPUDisassembler.a lib/libLLVMAMDGPUTargetMCA.a lib/libLLVMARMCodeGen.a lib/libLLVMARMDesc.a lib/libLLVMARMInfo.a lib/libLLVMARMUtils.a lib/libLLVMARMAsmParser.a lib/libLLVMARMDisassembler.a lib/libLLVMAVRCodeGen.a lib/libLLVMAVRDesc.a lib/libLLVMAVRInfo.a lib/libLLVMAVRAsmParser.a lib/libLLVMAVRDisassembler.a lib/libLLVMBPFCodeGen.a lib/libLLVMBPFDesc.a lib/libLLVMBPFInfo.a lib/libLLVMBPFAsmParser.a lib/libLLVMBPFDisassembler.a lib/libLLVMHexagonCodeGen.a lib/libLLVMHexagonDesc.a lib/libLLVMHexagonInfo.a lib/libLLVMHexagonAsmParser.a lib/libLLVMHexagonDisassembler.a lib/libLLVMLanaiCodeGen.a lib/libLLVMLanaiDesc.a lib/libLLVMLanaiInfo.a lib/libLLVMLanaiAsmParser.a lib/libLLVMLanaiDisassembler.a lib/libLLVMLoongArchCodeGen.a lib/libLLVMLoongArchDesc.a lib/libLLVMLoongArchInfo.a lib/libLLVMLoongArchAsmParser.a lib/libLLVMLoongArchDisassembler.a lib/libLLVMMipsCodeGen.a lib/libLLVMMipsDesc.a lib/libLLVMMipsInfo.a lib/libLLVMMipsAsmParser.a lib/libLLVMMipsDisassembler.a lib/libLLVMNVPTXCodeGen.a lib/libLLVMNVPTXDesc.a lib/libLLVMNVPTXInfo.a lib/libLLVMPowerPCCodeGen.a lib/libLLVMPowerPCDesc.a lib/libLLVMPowerPCInfo.a lib/libLLVMPowerPCAsmParser.a lib/libLLVMPowerPCDisassembler.a lib/libLLVMRISCVCodeGen.a lib/libLLVMRISCVDesc.a lib/libLLVMRISCVInfo.a lib/libLLVMRISCVAsmParser.a lib/libLLVMRISCVDisassembler.a lib/libLLVMTargetRISCVMCA.a lib/libLLVMMCA.a lib/libLLVMSparcCodeGen.a lib/libLLVMSparcDesc.a lib/libLLVMSparcInfo.a lib/libLLVMSparcAsmParser.a lib/libLLVMSparcDisassembler.a lib/libLLVMSystemZCodeGen.a lib/libLLVMSystemZDesc.a lib/libLLVMSystemZInfo.a lib/libLLVMSystemZAsmParser.a lib/libLLVMSystemZDisassembler.a lib/libLLVMWebAssemblyCodeGen.a lib/libLLVMWebAssemblyDesc.a lib/libLLVMWebAssemblyInfo.a lib/libLLVMWebAssemblyUtils.a lib/libLLVMWebAssemblyAsmParser.a lib/libLLVMWebAssemblyDisassembler.a lib/libLLVMX86CodeGen.a lib/libLLVMX86Desc.a lib/libLLVMX86Info.a lib/libLLVMX86AsmParser.a lib/libLLVMX86Disassembler.a lib/libLLVMTargetX86MCA.a lib/libLLVMLibDriver.a lib/libLLVMWindowsDriver.a lib/libLLVMWindowsManifest.a lib/libgtest.a -Wl,--end-group -ldl -lpthread -lz -lxml2 ld.lld: error: undefined symbol: vtable for llvm::lto::DTLTO >>> referenced by LTO.cpp >>> ../obj/lld/COFF/COFF.LTO.o:(lld::coff::BitcodeCompiler::BitcodeCompiler(lld::coff::COFFLinkerContext&)) in archive lib/liblldCOFF.a >>> referenced by LTO.cpp >>> ../obj/lld/ELF/ELF.LTO.o:(lld::elf::BitcodeCompiler::BitcodeCompiler(lld::elf::Ctx&)) in archive lib/liblldELF.a >>> 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) [18/438] LINK ./bin/clang-include-fixer [19/438] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests [20/438] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests [21/438] LINK ./bin/clang-diff [22/438] LINK obj/clang/unittests/Serialization/SerializationTests [23/438] LINK ./bin/find-all-symbols [24/438] LINK ./bin/clang-move [25/438] LINK ./bin/modularize [26/438] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests [27/438] LINK ./bin/clang-refactor [28/438] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests [29/438] LINK obj/clang/unittests/AST/ASTTests [30/438] LINK ./bin/clang-reorder-fields [31/438] LINK ./bin/diagtool [32/438] LINK ./bin/lld FAILED: bin/lld ../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -Wl,--color-diagnostics -fuse-ld=lld -o ./bin/lld -Wl,--start-group obj/lld/tools/lld/lld.lld.o obj/BUILD_DIR/gen/lld/tools/lld/lld.lld-driver.o lib/liblldCOFF.a lib/liblldELF.a lib/liblldMachO.a lib/liblldMinGW.a lib/liblldWasm.a lib/libLLVMSupport.a lib/libLLVMTargetParser.a lib/liblldCommon.a lib/libLLVMCodeGen.a lib/libLLVMAnalysis.a lib/libLLVMBinaryFormat.a lib/libLLVMSupportBlake3.a lib/libLLVMDemangle.a lib/libLLVMFrontendHLSL.a lib/libLLVMCore.a lib/libLLVMRemarks.a lib/libLLVMBitstreamReader.a lib/libLLVMProfileData.a lib/libLLVMDebugInfoDWARF.a lib/libLLVMDebugInfoDWARFLowLevel.a lib/libLLVMMC.a lib/libLLVMDebugInfoCodeView.a lib/libLLVMDebugInfoMSF.a lib/libLLVMObject.a lib/libLLVMBitReader.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/libLLVMBitWriter.a lib/libLLVMTransformUtils.a lib/libLLVMCGData.a lib/libLLVMCodeGenTypes.a lib/libLLVMTarget.a lib/libLLVMObjCARCOpts.a lib/libLLVMScalarOpts.a lib/libLLVMAggressiveInstCombine.a lib/libLLVMInstCombine.a lib/libLLVMOption.a lib/libLLVMLTO.a lib/libLLVMExtensions.a lib/libLLVMLinker.a lib/libLLVMPasses.a lib/libLLVMGlobalISel.a lib/libLLVMIRPrinter.a lib/libLLVMCFGuard.a lib/libLLVMCoroutines.a lib/libLLVMipo.a lib/libLLVMFrontendOpenMP.a lib/libLLVMFrontendAtomic.a lib/libLLVMFrontendOffloading.a lib/libLLVMObjectYAML.a lib/libLLVMInstrumentation.a lib/libLLVMVectorize.a lib/libLLVMSandboxIR.a lib/libLLVMHipStdPar.a lib/libLLVMPlugins.a lib/libLLVMAArch64CodeGen.a lib/libLLVMAArch64Desc.a lib/libLLVMAArch64Info.a lib/libLLVMAArch64Utils.a lib/libLLVMAsmPrinter.a lib/libLLVMSelectionDAG.a lib/libLLVMAArch64AsmParser.a lib/libLLVMAArch64Disassembler.a lib/libLLVMMCDisassembler.a lib/libLLVMAMDGPUCodeGen.a lib/libLLVMAMDGPUDesc.a lib/libLLVMAMDGPUInfo.a lib/libLLVMAMDGPUUtils.a lib/libLLVMMIRParser.a lib/libLLVMAMDGPUAsmParser.a lib/libLLVMAMDGPUDisassembler.a lib/libLLVMAMDGPUTargetMCA.a lib/libLLVMARMCodeGen.a lib/libLLVMARMDesc.a lib/libLLVMARMInfo.a lib/libLLVMARMUtils.a lib/libLLVMARMAsmParser.a lib/libLLVMARMDisassembler.a lib/libLLVMAVRCodeGen.a lib/libLLVMAVRDesc.a lib/libLLVMAVRInfo.a lib/libLLVMAVRAsmParser.a lib/libLLVMAVRDisassembler.a lib/libLLVMBPFCodeGen.a lib/libLLVMBPFDesc.a lib/libLLVMBPFInfo.a lib/libLLVMBPFAsmParser.a lib/libLLVMBPFDisassembler.a lib/libLLVMHexagonCodeGen.a lib/libLLVMHexagonDesc.a lib/libLLVMHexagonInfo.a lib/libLLVMHexagonAsmParser.a lib/libLLVMHexagonDisassembler.a lib/libLLVMLanaiCodeGen.a lib/libLLVMLanaiDesc.a lib/libLLVMLanaiInfo.a lib/libLLVMLanaiAsmParser.a lib/libLLVMLanaiDisassembler.a lib/libLLVMLoongArchCodeGen.a lib/libLLVMLoongArchDesc.a lib/libLLVMLoongArchInfo.a lib/libLLVMLoongArchAsmParser.a lib/libLLVMLoongArchDisassembler.a lib/libLLVMMipsCodeGen.a lib/libLLVMMipsDesc.a lib/libLLVMMipsInfo.a lib/libLLVMMipsAsmParser.a lib/libLLVMMipsDisassembler.a lib/libLLVMNVPTXCodeGen.a lib/libLLVMNVPTXDesc.a lib/libLLVMNVPTXInfo.a lib/libLLVMPowerPCCodeGen.a lib/libLLVMPowerPCDesc.a lib/libLLVMPowerPCInfo.a lib/libLLVMPowerPCAsmParser.a lib/libLLVMPowerPCDisassembler.a lib/libLLVMRISCVCodeGen.a lib/libLLVMRISCVDesc.a lib/libLLVMRISCVInfo.a lib/libLLVMRISCVAsmParser.a lib/libLLVMRISCVDisassembler.a lib/libLLVMTargetRISCVMCA.a lib/libLLVMMCA.a lib/libLLVMSparcCodeGen.a lib/libLLVMSparcDesc.a lib/libLLVMSparcInfo.a lib/libLLVMSparcAsmParser.a lib/libLLVMSparcDisassembler.a lib/libLLVMSystemZCodeGen.a lib/libLLVMSystemZDesc.a lib/libLLVMSystemZInfo.a lib/libLLVMSystemZAsmParser.a lib/libLLVMSystemZDisassembler.a lib/libLLVMWebAssemblyCodeGen.a lib/libLLVMWebAssemblyDesc.a lib/libLLVMWebAssemblyInfo.a lib/libLLVMWebAssemblyUtils.a lib/libLLVMWebAssemblyAsmParser.a lib/libLLVMWebAssemblyDisassembler.a lib/libLLVMX86CodeGen.a lib/libLLVMX86Desc.a lib/libLLVMX86Info.a lib/libLLVMX86AsmParser.a lib/libLLVMX86Disassembler.a lib/libLLVMTargetX86MCA.a lib/libLLVMLibDriver.a lib/libLLVMWindowsDriver.a lib/libLLVMWindowsManifest.a -Wl,--end-group -ldl -lpthread -lz -lxml2 ld.lld: error: undefined symbol: vtable for llvm::lto::DTLTO >>> referenced by LTO.cpp >>> ../obj/lld/COFF/COFF.LTO.o:(lld::coff::BitcodeCompiler::BitcodeCompiler(lld::coff::COFFLinkerContext&)) in archive lib/liblldCOFF.a >>> referenced by LTO.cpp >>> ../obj/lld/ELF/ELF.LTO.o:(lld::elf::BitcodeCompiler::BitcodeCompiler(lld::elf::Ctx&)) in archive lib/liblldELF.a >>> 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) [33/438] LINK ./bin/clang-change-namespace [34/438] LINK ./bin/clang-doc [35/438] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests [36/438] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests [37/438] LINK ./bin/clang-installapi [38/438] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests [39/438] LINK obj/clang/unittests/CodeGen/ClangCodeGenTests [40/438] LINK obj/clang-tools-extra/unittests/clang-move/ClangMoveTests [41/438] LINK obj/clang/unittests/AST/ByteCode/InterpTests [42/438] LINK ./bin/dexp [43/438] LINK obj/clang/unittests/Sema/SemaTests [44/438] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests [45/438] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests [46/438] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests [47/438] LINK ./bin/clang-tidy [48/438] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests [49/438] LINK ./bin/clangd [50/438] LINK ./bin/clang-extdef-mapping [51/438] LINK ./bin/lldb-server [52/438] LINK ./bin/clang-query [53/438] LINK ./bin/clang-check [54/438] LINK ./bin/clangd-indexer [55/438] LINK obj/clang/unittests/Tooling/ToolingTests [56/438] LINK ./bin/clang-import-test [57/438] LINK ./bin/clang-repl [58/438] SOLINK ./lib/libclang.so [59/438] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests [60/438] LINK obj/clang/unittests/Driver/ClangDriverTests [61/438] LINK obj/clang/unittests/Index/IndexTests [62/438] LINK obj/clang/unittests/Frontend/FrontendTests [63/438] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests [64/438] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests [65/438] LINK ./bin/clang [66/438] LINK ./bin/lldb-test [67/438] LINK ./bin/lldb-dap ninja: build stopped: subcommand failed. Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.