INFO:2026-01-26T17:56:13Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   29fd8686914d..1d74db7e8d6a  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 1d74db7e8d6a [DTLTO] Make temporary file handling consistent (#176807)
INFO:2026-01-26T17:56:16Z:root:syncing...
Deleted branch merge (was 29fd8686914d).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-26T17:56:16Z:root:building
ninja: Entering directory `out/gn'
[1/397] AR lib/libLLVMVectorize.a
[2/397] LINK obj/llvm/unittests/CAS/CASTests
FAILED: obj/llvm/unittests/CAS/CASTests 
../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -Wl,--color-diagnostics -fuse-ld=lld -o obj/llvm/unittests/CAS/CASTests -Wl,--start-group obj/llvm/unittests/CAS/CASTests.ActionCacheTest.o obj/llvm/unittests/CAS/CASTests.BuiltinUnifiedCASDatabasesTest.o obj/llvm/unittests/CAS/CASTests.CASTestConfig.o obj/llvm/unittests/CAS/CASTests.NamedValuesSchemaTest.o obj/llvm/unittests/CAS/CASTests.ObjectStoreTest.o obj/llvm/unittests/CAS/CASTests.OnDiskCASLoggerTest.o obj/llvm/unittests/CAS/CASTests.UnifiedOnDiskCacheTest.o obj/third-party/unittest/UnitTestMain/UnitTestMain.TestMain.o lib/libLLVMCAS.a lib/libLLVMSupport.a lib/libLLVMTestingSupport.a lib/libLLVMSupportBlake3.a lib/libLLVMDemangle.a lib/libgtest.a -Wl,--end-group -ldl -lpthread -lz
ld.lld: error: undefined symbol: llvm::unittest::cas::setMaxOnDiskCASMappingSize()
>>> referenced by ActionCacheTest.cpp
>>>               obj/llvm/unittests/CAS/CASTests.ActionCacheTest.o:(llvm::unittest::cas::CASTest::SetUp())
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[3/397] LINK ./bin/llvm-ml
[4/397] LINK ./bin/llvm-libtool-darwin
[5/397] LINK ./bin/llvm-jitlink
[6/397] LINK ./bin/clang-reorder-fields
[7/397] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests
[8/397] LINK obj/bolt/unittests/Passes/PassTests
[9/397] LINK obj/bolt/unittests/Core/CoreTests
[10/397] LINK obj/clang/unittests/Analysis/ClangAnalysisTests
[11/397] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests
[12/397] LINK ./bin/llvm-exegesis
[13/397] LINK ./bin/llvm-bolt
[14/397] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests
[15/397] LINK ./bin/clang-query
[16/397] LINK ./bin/llvm-lipo
[17/397] LINK ./bin/clang-change-namespace
[18/397] LINK ./bin/pp-trace
[19/397] LINK ./bin/llvm-bolt-heatmap
[20/397] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests
[21/397] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests
[22/397] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests
[23/397] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[24/397] LINK ./bin/dexp
[25/397] LINK ./bin/clang-move
[26/397] LINK obj/clang/unittests/Analysis/Scalable/ClangScalableAnalysisTests
[27/397] LINK ./bin/clang-installapi
[28/397] LINK obj/clang-tools-extra/unittests/clang-move/ClangMoveTests
[29/397] LINK ./bin/clang-diff
[30/397] LINK obj/clang/unittests/Index/IndexTests
[31/397] LINK obj/clang/unittests/AST/ASTTests
[32/397] LINK ./bin/llvm-gsymutil
[33/397] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests
[34/397] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[35/397] LINK ./bin/llvm-lto2
[36/397] LINK ./bin/find-all-symbols
[37/397] LINK ./bin/clang-refactor
[38/397] LINK ./bin/clang-sycl-linker
[39/397] LINK ./bin/llvm-ir2vec
[40/397] LINK ./bin/clangd-indexer
[41/397] LINK ./bin/modularize
[42/397] LINK ./bin/clang-nvlink-wrapper
[43/397] LINK ./bin/clang-extdef-mapping
[44/397] LINK ./bin/clang-scan-deps
[45/397] LINK ./bin/clang-include-fixer
[46/397] LINK obj/clang/unittests/AST/ByteCode/InterpTests
[47/397] LINK ./bin/clang-doc
[48/397] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[49/397] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests
[50/397] LINK ./bin/clang-tidy
[51/397] LINK obj/clang/unittests/CodeGen/ClangCodeGenTests
[52/397] LINK ./bin/llvm-lto
[53/397] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests
[54/397] LINK ./bin/llvm-isel-fuzzer
[55/397] LINK ./bin/clang-import-test
[56/397] LINK obj/clang/unittests/CrossTU/CrossTUTests
[57/397] LINK obj/clang/unittests/Driver/ClangDriverTests
[58/397] LINK ./bin/clang-repl
[59/397] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[60/397] LINK ./bin/clangd
[61/397] SOLINK ./lib/libclang.so
[62/397] LINK obj/clang/unittests/Frontend/FrontendTests
[63/397] LINK ./bin/clang-linker-wrapper
[64/397] LINK ./bin/clang-check
[65/397] CXX obj/llvm/lib/DTLTO/DTLTO.DTLTO.o
[66/397] CXX obj/lld/COFF/COFF.LTO.o
[67/397] CXX obj/lld/ELF/ELF.LTO.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.