ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/7673] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/7673] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/7673] ACTION //bolt/test:lit_site_cfg(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/bolt/test/lit.site.cfg.py 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/bolt/test/lit.site.cfg.py ../../bolt/test/lit.site.cfg.py.in BOLT_BINARY_DIR=/usr/local/google/home/thakis/src/llvm-project/out/gn/obj/bolt BOLT_SOURCE_DIR=/usr/local/google/home/thakis/src/llvm-project/bolt LIT_SITE_CFG_IN_HEADER=\#\#\ Autogenerated\ from\ //bolt/test/lit.site.cfg.py.in,\ do\ not\ edit LLVM_BINARY_DIR=//out/gn/obj/llvm LLVM_LIBS_DIR= LLVM_LIT_TOOLS_DIR= LLVM_SOURCE_DIR=/usr/local/google/home/thakis/src/llvm-project/llvm LLVM_TOOLS_DIR=/usr/local/google/home/thakis/src/llvm-project/out/gn/bin LLVM_TARGET_TRIPLE=x86_64-unknown-linux-gnu BOLT_CLANG_EXE=/usr/local/google/home/thakis/src/llvm-project/out/gn/bin/clang BOLT_LLD_EXE=/usr/local/google/home/thakis/src/llvm-project/out/gn/bin/ld.lld BOLT_ENABLE_RUNTIME=0 BOLT_TARGETS_TO_BUILD=AArch64\ X86 GNU_LD_EXECUTABLE= LIBBOLT_RT_HUGIFY= LIBBOLT_RT_INSTR= LLVM_HOST_TRIPLE=x86_64-unknown-linux-gnu LLVM_USE_SANITIZER= Python3_EXECUTABLE=python3 SHLIBDIR=../../../lib HOST_ARCH=x86_64
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 126, 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 76, 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 74, in repl
    return values[key]
           ~~~~~~^^^^^
KeyError: 'LLVM_ENABLE_ZLIB'
[4/7673] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[5/7673] CXX obj/llvm/lib/Support/Support.KnownFPClass.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.