gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//clang/include/clang/Basic/BuiltinsHexagonDep.def",
    "//llvm/lib/Target/DirectX/DXILShaderFlags.cpp",
    "//llvm/lib/Target/DirectX/DXILShaderFlags.h",
    "//llvm/lib/Target/Hexagon/HexagonDepInstrInfo.td",
    "//llvm/lib/Target/Hexagon/HexagonDepMapAsm2Intrin.td",
    "//llvm/lib/Target/Hexagon/HexagonSubtarget.h",
    "//llvm/test/CodeGen/DirectX/ShaderFlags/double-extensions.ll",
    "//llvm/test/CodeGen/DirectX/ShaderFlags/propagate-function-flags-test.ll",
    "//utils/bazel/llvm-project-overlay/clang/BUILD.bazel"
  ],
  "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