INFO:2026-03-25T22:14:32Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD 8de3a47ef13c..f99cc277e47a 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 f99cc277e47a Create `hlsl` directory before generating headers into it (#188618) INFO:2026-03-25T22:14:35Z:root:syncing... Deleted branch merge (was b4d7bec4ce56). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. [merge fa2c82af3e61] [gn build] Port 28318d5db86f 1 file changed, 1 insertion(+) [gn build] Port 28318d5db86f -- https://github.com/llvm/llvm-project/commit/28318d5db86f INFO:2026-03-25T22:14:36Z:root:building ninja: Entering directory `out/gn' [0/1] Regenerating ninja files [1/1200] ACTION //libcxx/include:write_config_site(//llvm/utils/gn/build/toolchain:unix) FAILED: include/c++/v1/__config_site python3 ../../llvm/utils/gn/build/write_cmake_config.py -o include/c++/v1/__config_site ../../libcxx/include/__config_site.in _LIBCPP_ABI_FORCE_ITANIUM= _LIBCPP_ABI_FORCE_MICROSOFT= _LIBCPP_ABI_VERSION=1 _LIBCPP_ASSERTION_SEMANTIC_DEFAULT=_LIBCPP_ASSERTION_SEMANTIC_HARDENING_DEPENDENT _LIBCPP_EXTRA_SITE_DEFINES= _LIBCPP_HAS_FILESYSTEM=1 _LIBCPP_HAS_THREADS=1 _LIBCPP_HAS_MONOTONIC_CLOCK=1 _LIBCPP_HAS_MUSL_LIBC= _LIBCPP_HAS_THREAD_API_PTHREAD= _LIBCPP_HAS_THREAD_API_EXTERNAL= _LIBCPP_HAS_THREAD_API_WIN32= _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS= _LIBCPP_HAS_VENDOR_AVAILABILITY_ANNOTATIONS= _LIBCPP_NO_VCRUNTIME= _LIBCPP_TYPEINFO_COMPARISON_IMPLEMENTATION= _LIBCPP_HAS_RANDOM_DEVICE=1 _LIBCPP_HAS_LOCALIZATION=1 _LIBCPP_HAS_UNICODE=1 _LIBCPP_HAS_WIDE_CHARACTERS=1 _LIBCPP_INSTRUMENTED_WITH_ASAN= _LIBCPP_ABI_DEFINES= _LIBCPP_HARDENING_MODE_DEFAULT=_LIBCPP_HARDENING_MODE_NONE _LIBCPP_LIBC_PICOLIBC= _LIBCPP_LIBC_NEWLIB= _LIBCPP_LIBC_LLVM_LIBC= _LIBCPP_PSTL_BACKEND_LIBDISPATCH= _LIBCPP_PSTL_BACKEND_SERIAL= _LIBCPP_PSTL_BACKEND_STD_THREAD=1 _LIBCPP_ABI_NAMESPACE=__1 _LIBCPP_HAS_TIME_ZONE_DATABASE=1 Traceback (most recent call last): File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 122, in sys.exit(main()) ~~~~^^ File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 75, in main if values[var] == "0": ~~~~~~^^^^^ KeyError: '_LIBCPP_HAS_THREAD_API_C11' [2/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerAtomic.o [3/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerInvoke.o [4/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangHost.o [5/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LowerGlobalDtors.o [6/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.CPlusPlusNameParser.o [7/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LoopUnrollRuntime.o [8/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LoopVersioning.o [9/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LoopUnrollAndJam.o [10/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangExpressionVariable.o [11/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangExpressionSourceCode.o [12/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LoopUnroll.o [13/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.CxxStringTypes.o [14/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangUtil.o [15/1200] CXX obj/lldb/source/Plugins/Platform/Windows/Windows.PlatformWindows.o [16/1200] CXX obj/lldb/source/Core/Core.ModuleList.o [17/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.LibCxxMap.o [18/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangExternalASTSourceCallbacks.o [19/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.LibStdcpp.o [20/1200] CXX obj/llvm/lib/Transforms/Utils/Utils.LoopUtils.o [21/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSError.o [22/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.GenericBitset.o [23/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCTypeEncodingParser.o [24/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSException.o [25/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.GenericOptional.o [26/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.CF.o [27/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.LibCxxUnorderedMap.o [28/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCRuntime.o [29/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCDeclVendor.o [30/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCRuntimeV1.o [31/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSSet.o [32/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSIndexPath.o [33/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSArray.o [34/1200] CXX obj/lldb/source/Plugins/Platform/Linux/Linux.PlatformLinux.o [35/1200] CXX obj/lldb/source/Plugins/Platform/MacOSX/MacOSX.PlatformDarwin.o [36/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.Cocoa.o [37/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCTrampolineHandler.o [38/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/ObjC.ObjCLanguageRuntime.o [39/1200] CXX obj/lldb/source/Plugins/Platform/POSIX/POSIX.PlatformPOSIX.o [40/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.LibCxx.o [41/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.NSDictionary.o [42/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.NameSearchContext.o [43/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangPersistentVariables.o [44/1200] CXX obj/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.AppleObjCRuntimeV2.o [45/1200] CXX obj/lldb/source/Plugins/Language/ObjC/ObjC.ObjCLanguage.o [46/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangUtilityFunction.o [47/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.BlockPointer.o [48/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.CxxModuleHandler.o [49/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ASTStructExtractor.o [50/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ASTResultSynthesizer.o [51/1200] CXX obj/lldb/source/Plugins/Language/CPlusPlus/CPlusPlus.CPlusPlusLanguage.o [52/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangUserExpression.o [53/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.IRForTarget.o [54/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangASTSource.o [55/1200] CXX obj/lldb/source/Plugins/SymbolFile/PDB/PDB.PDBASTParser.o [56/1200] CXX obj/lldb/source/Plugins/SymbolFile/NativePDB/NativePDB.UdtRecordCompleter.o [57/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangFunctionCaller.o [58/1200] CXX obj/lldb/source/Plugins/SymbolFile/NativePDB/NativePDB.PdbAstBuilderClang.o [59/1200] CXX obj/lldb/source/Plugins/SymbolFile/PDB/PDB.SymbolFilePDB.o [60/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangExpressionDeclMap.o [61/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangModulesDeclVendor.o [62/1200] CXX obj/lldb/source/Plugins/SymbolFile/DWARF/DWARF.DWARFASTParserClang.o [63/1200] CXX obj/lldb/source/Plugins/ExpressionParser/Clang/Clang.ClangExpressionParser.o [64/1200] CXX obj/lldb/source/Plugins/SymbolFile/DWARF/DWARF.SymbolFileDWARF.o [65/1200] CXX obj/lldb/source/Plugins/SymbolFile/NativePDB/NativePDB.SymbolFileNativePDB.o [66/1200] CXX obj/lldb/source/Plugins/TypeSystem/Clang/Clang.TypeSystemClang.o ninja: build stopped: subcommand failed. Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.