INFO:2026-01-26T20:09:01Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   693a018dcf08..df739ba00815  main       -> origin/main
Switched to branch 'main'
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HEAD is now at df739ba00815 [mlir][gpu] Add address space modifier to gpu.barrier (#177425)
INFO:2026-01-26T20:09:04Z:root:syncing...
Deleted branch merge (was 693a018dcf08).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-26T20:09:04Z:root:building
ninja: Entering directory `out/gn'
[1/449] ACTION //bolt/tools/driver:llvm-boltdiff(//llvm/utils/gn/build/toolchain:unix)
[2/449] ACTION //bolt/tools/driver:perf2bolt(//llvm/utils/gn/build/toolchain:unix)
[3/449] ACTION //llvm/tools/llvm-ml:llvm-ml64(//llvm/utils/gn/build/toolchain:unix)
[4/449] LINK obj/clang/unittests/libclang/CrashTests/libclangCrashTests
[5/449] LINK obj/clang/unittests/libclang/libclangTests
[6/449] 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)
[7/449] LINK obj/clang/unittests/InstallAPI/InstallAPITests
[8/449] LINK ./bin/lli-child-target
[9/449] LINK obj/llvm/unittests/DWARFLinkerParallel/DWARFLinkerParallelTests
[10/449] LINK obj/clang/unittests/Format/FormatTests
[11/449] LINK ./bin/llvm-cgdata
[12/449] LINK ./bin/llvm-link
[13/449] LINK ./bin/llvm-cxxmap
[14/449] LINK obj/llvm/unittests/FuzzMutate/FuzzMutateTests
[15/449] LINK ./bin/llvm-debuginfo-analyzer
[16/449] LINK obj/llvm/unittests/CGData/CodeGenDataTests
[17/449] LINK ./bin/llvm-objdump
[18/449] LINK ./bin/llvm-mc
[19/449] LINK obj/llvm/unittests/DebugInfo/GSYM/DebugInfoGSYMTests
[20/449] LINK ./bin/llvm-cxxdump
[21/449] LINK ./bin/llvm-cfi-verify
[22/449] LINK ./bin/sancov
[23/449] LINK obj/llvm/unittests/ExecutionEngine/ExecutionEngineTests
[24/449] LINK ./bin/llvm-xray
[25/449] LINK ./bin/llvm-profgen
[26/449] LINK ./bin/llvm-dwarfdump
[27/449] LINK obj/clang/unittests/Lex/LexTests
[28/449] LINK obj/llvm/unittests/ExecutionEngine/JITLink/JITLinkTests
[29/449] LINK ./bin/llvm-extract
[30/449] LINK ./bin/llvm-rtdyld
[31/449] LINK ./bin/lli
[32/449] LINK ./bin/llvm-ar
[33/449] LINK obj/clang/unittests/Parse/ParseTests
[34/449] LINK obj/llvm/unittests/Analysis/AnalysisTests
[35/449] LINK ./bin/c-index-test
[36/449] LINK obj/clang/unittests/Rewrite/RewriteTests
[37/449] LINK obj/llvm/unittests/ExecutionEngine/MCJIT/MCJITTests
[38/449] LINK obj/clang/unittests/Index/IndexTests
[39/449] LINK obj/clang/unittests/Support/ClangSupportTests
[40/449] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[41/449] LINK obj/llvm/unittests/ExecutionEngine/Orc/OrcJITTests
[42/449] LINK ./bin/bugpoint
[43/449] LINK obj/clang/unittests/Sema/SemaTests
[44/449] LINK obj/clang/unittests/Serialization/SerializationTests
[45/449] LINK obj/lld/unittests/AsLibAll/LLDAsLibAllTests
[46/449] LINK ./bin/lld
[47/449] SOLINK ./lib/libLTO.so
[48/449] LINK ./bin/llvm-dwarfutil
[49/449] LINK ./bin/llvm-opt-fuzzer
[50/449] LINK obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests
[51/449] LINK obj/llvm/unittests/Frontend/LLVMFrontendTests
[52/449] LINK obj/lld/unittests/AsLibELF/LLDAsLibELFTests
[53/449] LINK ./bin/llvm-c-test
[54/449] LINK ./bin/dsymutil
[55/449] LINK ./bin/lldb-server
[56/449] LINK ./bin/opt
[57/449] LINK ./bin/llvm-split
[58/449] LINK obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests
[59/449] LINK ./bin/llvm-dwp
[60/449] LINK ./bin/llvm-reduce
[61/449] LINK obj/llvm/unittests/CodeGen/CodeGenTests
[62/449] LINK ./bin/llc
[63/449] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[64/449] LINK obj/llvm/unittests/DebugInfo/LogicalView/DebugInfoLogicalViewTests
[65/449] LINK obj/clang/unittests/Driver/ClangDriverTests
[66/449] LINK obj/clang/unittests/Frontend/FrontendTests
[67/449] LINK obj/clang/unittests/Tooling/ToolingTests
[68/449] LINK ./bin/clang
[69/449] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests
[70/449] LINK ./bin/lldb-dap
[71/449] LINK ./bin/lldb-test
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.