INFO:2026-01-26T18:49:40Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   674b02019606..6039b4709057  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 6039b4709057 Reapply "R600: Remove softPromoteHalfType (#177420)" (#178013)
INFO:2026-01-26T18:49:43Z:root:syncing...
Deleted branch merge (was 674b02019606).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-26T18:49:43Z:root:building
ninja: Entering directory `out/gn'
[1/478] AR lib/libLLVMRISCVDesc.a
[2/478] AR lib/libLLVMExegesisRISCV.a
[3/478] AR lib/libLLVMRISCVCodeGen.a
[4/478] 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)
[5/478] LINK ./bin/llvm-dwarfdump
[6/478] LINK ./bin/llvm-mca
[7/478] LINK ./bin/llvm-nm
[8/478] LINK ./bin/llvm-debuginfo-analyzer
[9/478] LINK ./bin/llvm-cfi-verify
[10/478] LINK ./bin/sancov
[11/478] LINK obj/llvm/unittests/tools/llvm-cfi-verify/CFIVerifyTests
[12/478] LINK ./bin/llvm-objdump
[13/478] LINK obj/llvm/unittests/tools/llvm-exegesis/LLVMExegesisTests
[14/478] LINK obj/llvm/unittests/Target/RISCV/RISCVTests
[15/478] LINK ./bin/llvm-profgen
[16/478] LINK obj/llvm/unittests/tools/llvm-exegesis/Mips/LLVMExegesisMipsTests
[17/478] LINK obj/llvm/unittests/tools/llvm-exegesis/PowerPC/LLVMExegesisPowerPCTests
[18/478] LINK obj/llvm/unittests/tools/llvm-exegesis/RISCV/LLVMExegesisRISCVTests
[19/478] LINK obj/llvm/unittests/tools/llvm-exegesis/X86/LLVMExegesisX86Tests
[20/478] LINK obj/llvm/unittests/tools/llvm-exegesis/AArch64/LLVMExegesisAArch64Tests
[21/478] CXX obj/llvm/lib/Target/AMDGPU/LLVMAMDGPUCodeGen.R600ISelLowering.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.