ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/367] AR lib/liblldbPluginPlatformPOSIX.a
[2/367] AR lib/liblldbPluginCXXItaniumABI.a
[3/367] AR lib/liblldbPluginDynamicLoaderMacOSXDYLD.a
[4/367] AR lib/liblldbPluginCPlusPlusLanguage.a
[5/367] AR lib/liblldbPluginPlatformLinux.a
[6/367] AR lib/libLLVMRISCVCodeGen.a
[7/367] ACTION //llvm/utils/llvm-lit:llvm-lit(//llvm/utils/gn/build/toolchain:unix)
FAILED: bin/llvm-lit 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o bin/llvm-lit ../../llvm/utils/llvm-lit/llvm-lit.in LLVM_SOURCE_DIR=../../../llvm Python3_EXECUTABLE=/usr/bin/env\ python3 BUILD_MODE=. LLVM_LIT_CONFIG_MAP=\#\ Takes\ a\ path\ that\'s\ relative\ to\ __file__\ and\ makes\ it\ absolute.\\ndef\ path\(p\):\\n\ \ \ \ return\ os.path.abspath\(os.path.join\(__file__,\ \'..\',\ p\)\)\ if\ p\ else\ \'\'\\n\\nmap_config\(\\n\ \ \ \ path\(r\'../../../bolt/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/bolt/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../bolt/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/bolt/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/clangd/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/clangd/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/clangd/unittests/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/clangd/unittests/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lld/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lld/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lld/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lld/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/API/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/API/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/Shell/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/Shell/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../llvm/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/llvm/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../llvm/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/llvm/test/Unit/lit.site.cfg.py\'\)\)
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 <module>
    sys.exit(main())
             ~~~~^^
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 72, in main
    in_line = var_re.sub(repl, in_line)
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 70, in repl
    return values[key]
           ~~~~~~^^^^^
KeyError: 'LLVM_WINDOWS_PREFER_FORWARD_SLASH'
[8/367] LINK ./bin/llvm-libtool-darwin
[9/367] LINK ./bin/llvm-lipo
[10/367] LINK ./bin/llvm-ml
[11/367] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests
[12/367] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests
[13/367] LINK ./bin/llvm-jitlink
[14/367] LINK ./bin/clang-doc
[15/367] LINK obj/clang-tools-extra/unittests/clang-move/ClangMoveTests
[16/367] LINK obj/clang/unittests/Analysis/ClangAnalysisTests
[17/367] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests
[18/367] LINK ./bin/clang-include-fixer
[19/367] LINK ./bin/clang-query
[20/367] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests
[21/367] LINK obj/bolt/unittests/Core/CoreTests
[22/367] LINK ./bin/clang-refactor
[23/367] LINK ./bin/clang-installapi
[24/367] LINK ./bin/clang-change-namespace
[25/367] LINK ./bin/dexp
[26/367] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[27/367] LINK obj/clang/unittests/AST/ByteCode/InterpTests
[28/367] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[29/367] LINK ./bin/clang-scan-deps
[30/367] LINK ./bin/pp-trace
[31/367] LINK ./bin/llvm-bolt-heatmap
[32/367] LINK ./bin/llvm-lto
[33/367] LINK obj/clang/unittests/Index/IndexTests
[34/367] LINK ./bin/lldb-server
[35/367] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests
[36/367] LINK obj/clang/unittests/Analysis/Scalable/ClangScalableAnalysisTests
[37/367] LINK ./bin/llvm-bolt
[38/367] LINK ./bin/llvm-isel-fuzzer
[39/367] LINK obj/clang/unittests/CrossTU/CrossTUTests
[40/367] LINK ./bin/find-all-symbols
[41/367] LINK obj/clang/unittests/Serialization/SerializationTests
[42/367] LINK ./bin/clang-sycl-linker
[43/367] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests
[44/367] LINK obj/clang/unittests/Sema/SemaTests
[45/367] LINK ./bin/clang-linker-wrapper
[46/367] LINK obj/clang/unittests/AST/ASTTests
[47/367] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[48/367] LINK ./bin/modularize
[49/367] LINK ./bin/clang-nvlink-wrapper
[50/367] LINK ./bin/llvm-ir2vec
[51/367] LINK ./bin/clang-reorder-fields
[52/367] LINK obj/bolt/unittests/Passes/PassTests
[53/367] LINK ./bin/clang-diff
[54/367] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests
[55/367] LINK ./bin/clang-move
[56/367] LINK ./bin/clangd-indexer
[57/367] LINK ./bin/clang-extdef-mapping
[58/367] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[59/367] LINK ./bin/clangd
[60/367] LINK ./bin/llvm-gsymutil
[61/367] LINK ./bin/llvm-lto2
[62/367] LINK obj/clang/unittests/Rewrite/RewriteTests
[63/367] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests
[64/367] LINK ./bin/clang-tidy
[65/367] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[66/367] LINK obj/clang/unittests/Frontend/FrontendTests
[67/367] LINK ./bin/clang-check
[68/367] SOLINK ./lib/libclang.so
[69/367] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests
[70/367] LINK obj/clang/unittests/Driver/ClangDriverTests
[71/367] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests
[72/367] LINK ./bin/clang-repl
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.