INFO:2026-09-21T12:15:56Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   8472e4556c06..038f5968616a  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
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HEAD is now at 038f5968616a [SLP]Cost-based choice of the i1 reduction form
INFO:2026-09-21T12:16:00Z:root:syncing...
Deleted branch merge (was 4d9051cf3168).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge 545600157917] [gn build] Port 3eaddb5735f6
 1 file changed, 1 insertion(+)
[merge 822cc637042b] [gn build] Port d0dc3b038f52
 1 file changed, 1 insertion(+)
[gn build] Port 3eaddb5735f6 -- https://github.com/llvm/llvm-project/commit/3eaddb5735f6
[gn build] Port d0dc3b038f52 -- https://github.com/llvm/llvm-project/commit/d0dc3b038f52
INFO:2026-09-21T12:16:03Z:root:building
ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/676] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/676] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/676] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[4/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCExpand.o
[5/676] CXX obj/llvm/lib/Target/Mips/MCTargetDesc/MCTargetDesc.MipsMCTargetDesc.o
FAILED: obj/llvm/lib/Target/Mips/MCTargetDesc/MCTargetDesc.MipsMCTargetDesc.o 
../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -MMD -MF obj/llvm/lib/Target/Mips/MCTargetDesc/MCTargetDesc.MipsMCTargetDesc.o.d -o obj/llvm/lib/Target/Mips/MCTargetDesc/MCTargetDesc.MipsMCTargetDesc.o -c ../../llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp  -I../../llvm/lib/Target/Mips -I../../llvm/include -Igen/llvm/include -Igen/llvm/lib/Target/Mips/MCTargetDesc -I. -O3 -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -Wdelete-non-virtual-dtor -Wstring-conversion -no-canonical-prefixes -Werror=date-time -fdebug-compilation-dir=. --sysroot=../../sysroot -Wpoison-system-directories -fPIC -Wcovered-switch-default -std=c++17 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti
../../llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp:49:10: fatal error: 'MipsGenAsmMatcher.inc' file not found
   49 | #include "MipsGenAsmMatcher.inc"
      |          ^~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[6/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.PtrState.o
[7/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.DependencyAnalysis.o
[8/676] CXX obj/llvm/lib/Transforms/Utils/Utils.FlattenCFG.o
[9/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ProvenanceAnalysis.o
[10/676] CXX obj/llvm/lib/Transforms/Utils/Utils.CodeMoverUtils.o
[11/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARC.o
[12/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCContract.o
[13/676] CXX obj/llvm/lib/Transforms/Utils/Utils.CanonicalizeFreezeInLoops.o
[14/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.DropUnnecessaryAssumes.o
[15/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAtomicRMW.o
[16/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.InferAlignment.o
[17/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.DivRemPairs.o
[18/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.AlignmentFromAssumptions.o
[19/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.SanitizerBinaryMetadata.o
[20/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineNegator.o
[21/676] CXX obj/llvm/lib/Transforms/IPO/IPO.SCCP.o
[22/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.ThreadSanitizer.o
[23/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.GuardWidening.o
[24/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.CorrelatedValuePropagation.o
[25/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.MemProfInstrumentation.o
[26/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.ExpandMemCmp.o
[27/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.NumericalStabilitySanitizer.o
[28/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombinePHI.o
[29/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineShifts.o
[30/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.InferAddressSpaces.o
[31/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineLoadStoreAlloca.o
[32/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.GVNHoist.o
[33/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.EarlyCSE.o
[34/676] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86PartialReduction.o
[35/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineMulDivRem.o
[36/676] CXX obj/llvm/lib/Transforms/IPO/IPO.FunctionSpecialization.o
[37/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineSimplifyDemanded.o
[38/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineVectorOps.o
[39/676] CXX obj/llvm/lib/Transforms/IPO/IPO.ArgumentPromotion.o
[40/676] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCOpts.o
[41/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAddSub.o
[42/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCasts.o
[43/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.HWAddressSanitizer.o
[44/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.IndVarSimplify.o
[45/676] CXX obj/llvm/lib/Transforms/IPO/IPO.Instrumentor.o
[46/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAndOrXor.o
[47/676] CXX obj/llvm/lib/Transforms/IPO/IPO.GlobalOpt.o
[48/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineSelect.o
[49/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.DataFlowSanitizer.o
[50/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.ConstraintElimination.o
[51/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.DeadStoreElimination.o
[52/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.ControlHeightReduction.o
[53/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.MemorySanitizer.o
[54/676] CXX obj/llvm/lib/Target/X86/AsmParser/AsmParser.X86AsmParser.o
[55/676] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.AddressSanitizer.o
[56/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.GVN.o
[57/676] CXX obj/llvm/lib/Transforms/Scalar/Scalar.JumpThreading.o
[58/676] CXX obj/llvm/lib/Transforms/IPO/IPO.FunctionAttrs.o
[59/676] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86InstCombineIntrinsic.o
[60/676] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyTargetMachine.o
[61/676] CXX obj/llvm/lib/Target/WebAssembly/LLVMWebAssemblyCodeGen.WebAssemblyTargetTransformInfo.o
[62/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCalls.o
[63/676] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86TargetMachine.o
[64/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCompares.o
[65/676] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstructionCombining.o
[66/676] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86TargetTransformInfo.o
[67/676] CXX obj/llvm/lib/Transforms/IPO/IPO.LowerTypeTests.o
[68/676] CXX obj/llvm/lib/Transforms/IPO/IPO.OpenMPOpt.o
[69/676] CXX obj/llvm/lib/Transforms/IPO/IPO.AttributorAttributes.o
[70/676] CXX obj/llvm/lib/Target/X86/LLVMX86CodeGen.X86ISelLowering.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.