ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/638] CXX obj/llvm/lib/BinaryFormat/BinaryFormat.Wasm.o
[2/638] AR lib/libLLVMBinaryFormat.a
[3/638] LINK ./bin/llvm-bcanalyzer
[4/638] CXX obj/llvm/lib/MC/MC.MCAsmInfoWasm.o
[5/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenSDNodeInfo(//llvm/utils/gn/build/toolchain:unix)
[6/638] LINK ./bin/llvm-dis
[7/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[8/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenPreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[9/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenRegisterBank(//llvm/utils/gn/build/toolchain:unix)
[10/638] ACTION //llvm/lib/Target/WebAssembly/MCTargetDesc:WebAssemblyGenMCCodeEmitter(//llvm/utils/gn/build/toolchain:unix)
[11/638] LINK ./bin/llvm-diff
[12/638] ACTION //llvm/lib/Target/WebAssembly/Disassembler:WebAssemblyGenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix)
[13/638] ACTION //llvm/lib/Target/WebAssembly/MCTargetDesc:WebAssemblyGenRegisterInfo(//llvm/utils/gn/build/toolchain:unix)
[14/638] ACTION //llvm/lib/Target/WebAssembly/AsmParser:WebAssemblyGenAsmMatcher(//llvm/utils/gn/build/toolchain:unix)
[15/638] ACTION //llvm/lib/Target/WebAssembly/MCTargetDesc:WebAssemblyGenAsmWriter(//llvm/utils/gn/build/toolchain:unix)
[16/638] LINK obj/llvm/unittests/BinaryFormat/BinaryFormatTests
[17/638] LINK obj/llvm/unittests/AsmParser/AsmParserTests
[18/638] ACTION //llvm/lib/Target/WebAssembly/MCTargetDesc:WebAssemblyGenSubtargetInfo(//llvm/utils/gn/build/toolchain:unix)
[19/638] LINK obj/llvm/unittests/Remarks/RemarksTests
[20/638] LINK obj/llvm/unittests/Telemetry/TelemetryTests
[21/638] 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'
[22/638] CXX obj/llvm/lib/ObjCopy/wasm/ObjCopy.WasmReader.o
[23/638] LINK obj/llvm/unittests/TextAPI/TextAPITests
[24/638] CXX obj/llvm/lib/ObjCopy/wasm/ObjCopy.WasmObject.o
[25/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenFastISel(//llvm/utils/gn/build/toolchain:unix)
[26/638] CXX obj/llvm/lib/ObjCopy/wasm/ObjCopy.WasmWriter.o
[27/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenGlobalISel(//llvm/utils/gn/build/toolchain:unix)
[28/638] ACTION //llvm/lib/Target/WebAssembly:WebAssemblyGenDAGISel(//llvm/utils/gn/build/toolchain:unix)
[29/638] ACTION //llvm/lib/Target/WebAssembly/TargetInfo:WebAssemblyGenInstrInfo(//llvm/utils/gn/build/toolchain:unix)
[30/638] CXX obj/llvm/lib/Object/Object.ObjectFile.o
[31/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.minidump2yaml.o
[32/638] CXX obj/lld/wasm/wasm.WriterUtils.o
[33/638] CXX obj/llvm/lib/ObjCopy/wasm/ObjCopy.WasmObjcopy.o
[34/638] CXX obj/llvm/lib/MC/MCParser/MCParser.WasmAsmParser.o
[35/638] CXX obj/llvm/lib/MC/MC.MCObjectFileInfo.o
[36/638] CXX obj/llvm/lib/Object/Object.RelocationResolver.o
[37/638] CXX obj/llvm/tools/llvm-readobj/llvm-readobj.WasmDumper.o
[38/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.obj2yaml.o
[39/638] CXX obj/llvm/lib/MC/MC.MCWasmStreamer.o
[40/638] CXX obj/llvm/lib/Object/Object.SymbolSize.o
[41/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.xcoff2yaml.o
[42/638] CXX obj/llvm/lib/ObjCopy/ObjCopy.ObjCopy.o
[43/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.offload2yaml.o
[44/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.archive2yaml.o
[45/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.GOFFEmitter.o
[46/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.coff2yaml.o
[47/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.WasmYAML.o
[48/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.dxcontainer2yaml.o
[49/638] CXX obj/llvm/tools/llvm-readobj/llvm-readobj.llvm-readobj.o
[50/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.COFFEmitter.o
[51/638] CXX obj/llvm/lib/MC/MC.WasmObjectWriter.o
[52/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.XCOFFEmitter.o
[53/638] CXX obj/llvm/tools/yaml2obj/yaml2obj.yaml2obj.o
[54/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.ObjectYAML.o
[55/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.wasm2yaml.o
[56/638] CXX obj/llvm/lib/MC/MC.MCContext.o
[57/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.yaml2obj.o
[58/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.WasmEmitter.o
[59/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.MachOEmitter.o
[60/638] CXX obj/llvm/lib/ObjectYAML/ObjectYAML.DXContainerEmitter.o
[61/638] CXX obj/llvm/lib/Object/Object.WasmObjectFile.o
[62/638] CXX obj/llvm/unittests/ObjectYAML/ObjectYAMLTests.DXContainerYAMLTest.o
[63/638] CXX obj/llvm/lib/CodeGen/CodeGen.TargetLoweringObjectFileImpl.o
[64/638] CXX obj/lldb/source/Plugins/ObjectFile/wasm/wasm.ObjectFileWasm.o
[65/638] CXX obj/lld/wasm/wasm.MarkLive.o
[66/638] CXX obj/lld/wasm/wasm.OutputSegment.o
[67/638] CXX obj/lld/wasm/wasm.Relocations.o
[68/638] CXX obj/lld/wasm/wasm.MapFile.o
[69/638] CXX obj/lld/wasm/wasm.Symbols.o
[70/638] CXX obj/lld/wasm/wasm.InputChunks.o
[71/638] CXX obj/lld/wasm/wasm.LTO.o
[72/638] CXX obj/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.DwarfCompileUnit.o
[73/638] CXX obj/lld/wasm/wasm.OutputSections.o
[74/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.macho2yaml.o
[75/638] CXX obj/llvm/lib/ProfileData/Coverage/Coverage.CoverageMappingReader.o
[76/638] CXX obj/lld/wasm/wasm.SyntheticSections.o
[77/638] CXX obj/lld/wasm/wasm.SymbolTable.o
[78/638] CXX obj/lld/wasm/wasm.InputFiles.o
[79/638] CXX obj/lld/wasm/wasm.Driver.o
[80/638] CXX obj/lld/wasm/wasm.Writer.o
[81/638] CXX obj/llvm/tools/obj2yaml/obj2yaml.elf2yaml.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.