ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/687] 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)
[2/687] ACTION //llvm/tools/llvm-exegesis/lib/RISCV:RISCVGenExegesis(//llvm/utils/gn/build/toolchain:unix)
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[10/569] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenMCCodeEmitter(//llvm/utils/gn/build/toolchain:unix)
[11/569] ACTION //llvm/lib/Target/RISCV:RISCVGenCompressInstEmitter(//llvm/utils/gn/build/toolchain:unix)
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[13/569] ACTION //llvm/lib/Target/RISCV:RISCVGenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[14/569] ACTION //llvm/lib/Target/RISCV/Disassembler:RISCVGenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix)
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[17/569] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenSearchableTables(//llvm/utils/gn/build/toolchain:unix)
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[21/477] ACTION //llvm/lib/Target/RISCV:RISCVGenDAGISel(//llvm/utils/gn/build/toolchain:unix)
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.