INFO:2026-01-26T19:47:50Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   487b69ae0a95..d139a31c0dce  main       -> origin/main
Switched to branch 'main'
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HEAD is now at d139a31c0dce [HWASan] [MTE] allow lifetimes with multiple starts (#175608)
INFO:2026-01-26T19:47:53Z:root:syncing...
Deleted branch merge (was 487b69ae0a95).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-26T19:47:54Z:root:building
ninja: Entering directory `out/gn'
[1/556] AR lib/libclangBasic.a
[2/556] 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)
[3/556] LINK ./bin/clang-fuzzer-dictionary
[4/556] LINK ./bin/apinotes-test
[5/556] LINK ./bin/clang-format
[6/556] LINK obj/clang/unittests/Basic/BasicTests
[7/556] CXX obj/llvm/lib/Target/NVPTX/MCTargetDesc/MCTargetDesc.NVPTXMCTargetDesc.o
[8/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXPeephole.o
[9/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXFrameLowering.o
[10/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXRegisterInfo.o
[11/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXInstrInfo.o
[12/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXSubtarget.o
[13/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXReplaceImageHandles.o
[14/556] CXX obj/llvm/lib/Transforms/Utils/Utils.MemoryTaggingSupport.o
[15/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXUtilities.o
[16/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXLowerArgs.o
[17/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXISelDAGToDAG.o
[18/556] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.HWAddressSanitizer.o
[19/556] CXX obj/llvm/lib/Target/AArch64/LLVMAArch64CodeGen.AArch64StackTagging.o
[20/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXAsmPrinter.o
[21/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXTargetTransformInfo.o
[22/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXTargetMachine.o
[23/556] CXX obj/llvm/lib/Target/NVPTX/LLVMNVPTXCodeGen.NVPTXISelLowering.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.