ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/495] AR lib/libLLVMTransformUtils.a
[2/495] AR lib/libLLVMInstCombine.a
[3/495] AR lib/libLLVMInstrumentation.a
[4/495] AR lib/libLLVMObjCARCOpts.a
[5/495] AR lib/libLLVMAggressiveInstCombine.a
[6/495] AR lib/libLLVMVectorize.a
[7/495] LINK ./bin/llvm-as
[8/495] LINK ./bin/llvm-cat
[9/495] 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.
[10/495] AR lib/libLLVMScalarOpts.a
[11/495] CXX obj/clang/lib/CodeGen/CodeGen.CGCUDARuntime.o
[12/495] CXX obj/clang/lib/CodeGen/CodeGen.CGCXX.o
[13/495] CXX obj/clang/lib/CodeGen/CodeGen.CGCXXABI.o
[14/495] CXX obj/clang/lib/CodeGen/CodeGen.CGAtomic.o
[15/495] CXX obj/clang/lib/CodeGen/CodeGen.CGCUDANV.o
[16/495] CXX obj/clang/lib/CodeGen/CodeGen.CGBlocks.o
[17/495] CXX obj/clang/lib/CodeGen/CodeGen.CGBuiltin.o
[18/495] CXX obj/clang/lib/CodeGen/CodeGen.CGCall.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.