ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/651] ACTION //bolt/tools/driver:llvm-boltdiff(//llvm/utils/gn/build/toolchain:unix)
[2/651] ACTION //bolt/tools/driver:perf2bolt(//llvm/utils/gn/build/toolchain:unix)
[3/651] AR lib/liblldCOFF.a
[4/651] AR lib/liblldMachO.a
[5/651] AR lib/libLLVMOptDriver.a
[6/651] AR lib/liblldELF.a
[7/651] LINK ./bin/llvm-xray
[8/651] LINK ./bin/llvm-rtdyld
[9/651] CXX obj/clang/lib/Basic/Basic.Attributes.o
FAILED: obj/clang/lib/Basic/Basic.Attributes.o 
../../chromeclang/bin/clang++ -MMD -MF obj/clang/lib/Basic/Basic.Attributes.o.d -o obj/clang/lib/Basic/Basic.Attributes.o -c ../../clang/lib/Basic/Attributes.cpp  -I../../clang/lib/Basic -I../../llvm/include -Igen/llvm/include -I../../clang/include -Igen/clang/include -Igen/clang/include/clang/Basic -Igen/llvm/include/llvm/Frontend/OpenMP -Igen/clang/lib/Basic -Igen/clang/include/clang/Sema -arch arm64 -isysroot ../../sysroot/MacOSX.sdk -mmacos-version-min=12 -mmacos-version-min=12 -O3 -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -Wdelete-non-virtual-dtor -Wstring-conversion -no-canonical-prefixes -Werror=date-time -isysroot ../../sysroot/MacOSX.sdk -Wpoison-system-directories -fPIC -Wcovered-switch-default -fno-strict-aliasing -std=c++17 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti
../../clang/lib/Basic/Attributes.cpp:234:10: fatal error: 'clang/Basic/AttributeSpellingList.inc' file not found
#include "clang/Basic/AttributeSpellingList.inc"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[10/651] LINK ./bin/llvm-reduce
[11/651] LINK ./bin/llvm-split
[12/651] LINK ./bin/llvm-opt-fuzzer
[13/651] LINK ./bin/lld
[14/651] SOLINK ./lib/libLTO.dylib
[15/651] LINK obj/lld/unittests/AsLibELF/LLDAsLibELFTests
[16/651] LINK ./bin/opt
[17/651] LINK obj/lld/unittests/AsLibAll/LLDAsLibAllTests
[18/651] CXX obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.HTMLMustacheGeneratorTest.o
FAILED: obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.HTMLMustacheGeneratorTest.o 
../../chromeclang/bin/clang++ -MMD -MF obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.HTMLMustacheGeneratorTest.o.d -o obj/clang-tools-extra/unittests/clang-doc/ClangDocTests.HTMLMustacheGeneratorTest.o -c ../../clang-tools-extra/unittests/clang-doc/HTMLMustacheGeneratorTest.cpp -DGTEST_HAS_RTTI=0 -I../../clang-tools-extra/clang-doc -I../../llvm/include -Igen/llvm/include -I../../clang/include -Igen/clang/include -Igen/clang/include/clang/AST -Igen/clang/include/clang/Basic -Igen/llvm/include/llvm/Frontend/OpenMP -I../../third-party/unittest/googlemock/include -I../../third-party/unittest/googletest/include -arch arm64 -isysroot ../../sysroot/MacOSX.sdk -mmacos-version-min=12 -mmacos-version-min=12 -O3 -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -Wdelete-non-virtual-dtor -Wstring-conversion -no-canonical-prefixes -Werror=date-time -isysroot ../../sysroot/MacOSX.sdk -Wpoison-system-directories -fPIC -Wcovered-switch-default -fno-strict-aliasing -std=c++17 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti
../../clang-tools-extra/unittests/clang-doc/HTMLMustacheGeneratorTest.cpp:12:10: fatal error: 'config.h' file not found
#include "config.h"
         ^~~~~~~~~~
1 error generated.
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.