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   177211a99f70..2aab31a94e7b  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 2aab31a94e7b [X86] combine-fcopysign.ll - extend test coverage to all x86-64/x86-64-v2/x86-64-v3/x86-64-v4 levels (#184579)
INFO:2026-03-04T10:50:47Z:root:syncing...
Deleted branch merge (was 177211a99f70).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-03-04T10:50:47Z:root:building
ninja: Entering directory `out/gn'
[1/62] 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'
[2/62] AR lib/liblldbCommands.a
[3/62] LINK obj/clang/unittests/Format/FormatTests
[4/62] AR lib/libc++experimental.a
[5/62] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[6/62] LINK obj/clang/unittests/AST/ASTTests
[7/62] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[8/62] LINK obj/clang/unittests/Tooling/ToolingTests
[9/62] CXX stage2_unix/obj/libcxx/src/cxx_static.stdexcept.o
[10/62] CXX stage2_unix/obj/libcxx/src/cxx_static.system_error.o
[11/62] SOLINK lib/clang/23/lib/linux/libclang_rt.ubsan_standalone-x86_64.so
[12/62] SOLINK lib/libc++.so.0
[13/62] SOLINK lib/clang/23/lib/linux/libclang_rt.hwasan_aliases-x86_64.so
[14/62] CXX stage2_unix/obj/libcxx/src/cxx_static.vector.o
[15/62] CXX stage2_unix/obj/llvm/lib/Support/Support.Z3Solver.o
[16/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.filesystem_error.o
[17/62] CXX stage2_unix/obj/libcxx/src/cxx_static.random.o
[18/62] CXX stage2_unix/obj/llvm/lib/Support/Support.ScaledNumber.o
[19/62] CXX stage2_unix/obj/libcxx/src/cxx_static.strstream.o
[20/62] CXX stage2_unix/obj/libcxx/src/cxx_static.random_shuffle.o
[21/62] CXX stage2_unix/obj/llvm/lib/Support/Support.KnownFPClass.o
[22/62] CXX stage2_unix/obj/libcxx/src/cxx_static.thread.o
[23/62] CXX stage2_unix/obj/libcxx/src/cxx_static.regex.o
[24/62] CXX stage2_unix/obj/libcxx/src/cxx_static.print.o
[25/62] CXX stage2_unix/obj/llvm/lib/Support/Support.APFixedPoint.o
[26/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.path.o
[27/62] CXX stage2_unix/obj/libcxx/src/cxx_static.ostream.o
[28/62] CXX stage2_unix/obj/llvm/lib/Support/Support.StringRef.o
[29/62] CXX stage2_unix/obj/libcxx/src/cxx_static.string.o
[30/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.filesystem_clock.o
[31/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.directory_entry.o
[32/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.directory_iterator.o
[33/62] CXX stage2_unix/obj/libcxx/src/filesystem/cxx_static.operations.o
[34/62] CXX stage2_unix/obj/llvm/lib/Support/Support.APFloat.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.