ninja: Entering directory `out/gn'
[1/390] AR lib/libLLVMAMDGPUUtils.a
[2/390] AR lib/libclangSema.a
[3/390] 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'
[4/390] AR lib/libclangParse.a
[5/390] LINK obj/clang/unittests/InstallAPI/InstallAPITests
[6/390] LINK ./bin/llvm-cxxmap
[7/390] LINK ./bin/llvm-dwarfdump
[8/390] LINK ./bin/llvm-mca
[9/390] LINK ./bin/llvm-objdump
[10/390] LINK obj/llvm/unittests/DebugInfo/GSYM/DebugInfoGSYMTests
[11/390] LINK ./bin/llvm-nm
[12/390] LINK obj/llvm/unittests/CGData/CodeGenDataTests
[13/390] LINK ./bin/llvm-cxxdump
[14/390] LINK ./bin/llvm-cfi-verify
[15/390] LINK ./bin/llvm-debuginfo-analyzer
[16/390] LINK ./bin/llvm-libtool-darwin
[17/390] LINK ./bin/llvm-ar
[18/390] LINK ./bin/sancov
[19/390] LINK obj/llvm/unittests/MC/MCTests
[20/390] LINK ./bin/llvm-lipo
[21/390] LINK obj/llvm/unittests/tools/llvm-cfi-verify/CFIVerifyTests
[22/390] LINK ./bin/llvm-mc
[23/390] LINK ./bin/llvm-ml
[24/390] LINK ./bin/llvm-xray
[25/390] LINK ./bin/llvm-jitlink
[26/390] LINK obj/llvm/unittests/ExecutionEngine/JITLink/JITLinkTests
[27/390] LINK ./bin/llvm-profgen
[28/390] LINK ./bin/llvm-rtdyld
[29/390] LINK ./bin/llvm-bolt-heatmap
[30/390] LINK obj/bolt/unittests/Core/CoreTests
[31/390] LINK obj/llvm/unittests/MC/AMDGPU/AMDGPUMCTests
[32/390] LINK ./bin/llvm-bolt
[33/390] LINK ./bin/llvm-split
[34/390] LINK obj/llvm/unittests/Passes/PassBuilderBindings/PassesBindingsTests
[35/390] LINK ./bin/lld
[36/390] LINK ./bin/llc
[37/390] LINK obj/llvm/unittests/Target/AMDGPU/AMDGPUTests
[38/390] LINK obj/bolt/unittests/Passes/PassTests
[39/390] LINK ./bin/dsymutil
[40/390] LINK ./bin/llvm-exegesis
[41/390] LINK obj/llvm/unittests/DebugInfo/LogicalView/DebugInfoLogicalViewTests
[42/390] LINK ./bin/llvm-lto
[43/390] LINK ./bin/llvm-opt-fuzzer
[44/390] LINK ./bin/clang-nvlink-wrapper
[45/390] LINK ./bin/llvm-isel-fuzzer
[46/390] LINK obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests
[47/390] LINK ./bin/llvm-c-test
[48/390] LINK ./bin/llvm-dwp
[49/390] LINK ./bin/llvm-ir2vec
[50/390] LINK obj/lld/unittests/AsLibELF/LLDAsLibELFTests
[51/390] LINK obj/llvm/unittests/MIR/MIRTests
[52/390] LINK obj/llvm/unittests/MI/MITests
[53/390] LINK obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests
[54/390] LINK ./bin/llvm-dwarfutil
[55/390] LINK ./bin/llvm-reduce
[56/390] SOLINK ./lib/libLTO.so
[57/390] LINK ./bin/clang-linker-wrapper
[58/390] LINK ./bin/clang-sycl-linker
[59/390] LINK ./bin/opt
[60/390] LINK obj/lld/unittests/AsLibAll/LLDAsLibAllTests
[61/390] LINK ./bin/llvm-gsymutil
[62/390] LINK obj/llvm/unittests/CodeGen/CodeGenTests
[63/390] LINK ./bin/llvm-lto2
[64/390] LINK obj/llvm/unittests/Target/TargetMachineCTests
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.