gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/include/clang/Parse/ParseHLSLRootSignature.h",
    "//clang/lib/Parse/ParseHLSLRootSignature.cpp",
    "//clang/lib/Sema/SemaHLSL.cpp",
    "//clang/unittests/Parse/ParseHLSLRootSignatureTest.cpp",
    "//llvm/include/llvm/BinaryFormat/DXContainer.h",
    "//llvm/include/llvm/BinaryFormat/DXContainerConstants.def",
    "//llvm/include/llvm/Frontend/HLSL/HLSLRootSignature.h",
    "//llvm/include/llvm/Frontend/HLSL/HLSLRootSignatureUtils.h",
    "//llvm/include/llvm/ObjectYAML/DXContainerYAML.h",
    "//llvm/lib/BinaryFormat/DXContainer.cpp",
    "//llvm/lib/Frontend/HLSL/CMakeLists.txt",
    "//llvm/lib/Frontend/HLSL/HLSLRootSignatureUtils.cpp",
    "//llvm/lib/ObjectYAML/DXContainerYAML.cpp",
    "//llvm/lib/Target/DirectX/DXILRootSignature.cpp",
    "//llvm/unittests/Frontend/HLSLRootSignatureDumpTest.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}
running all tests due to change to blacklisted file