gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//lldb/test/API/commands/settings/TestSettings.py",
    "//llvm/cmake/config.guess",
    "//offload/unittests/Conformance/device_code/CUDAMath.cpp",
    "//offload/unittests/Conformance/device_code/DeviceAPIs.hpp",
    "//offload/unittests/Conformance/device_code/HIPMath.cpp",
    "//offload/unittests/Conformance/device_code/LLVMLibm.cpp",
    "//offload/unittests/Conformance/tests/AcosTest.cpp",
    "//offload/unittests/Conformance/tests/AsinTest.cpp",
    "//offload/unittests/Conformance/tests/CMakeLists.txt",
    "//offload/unittests/Conformance/tests/CbrtTest.cpp",
    "//offload/unittests/Conformance/tests/CosTest.cpp",
    "//offload/unittests/Conformance/tests/Exp10Test.cpp",
    "//offload/unittests/Conformance/tests/Exp2Test.cpp",
    "//offload/unittests/Conformance/tests/ExpTest.cpp",
    "//offload/unittests/Conformance/tests/Expm1Test.cpp",
    "//offload/unittests/Conformance/tests/HypotTest.cpp",
    "//offload/unittests/Conformance/tests/Log10Test.cpp",
    "//offload/unittests/Conformance/tests/Log1pTest.cpp",
    "//offload/unittests/Conformance/tests/Log2Test.cpp",
    "//offload/unittests/Conformance/tests/SinTest.cpp",
    "//offload/unittests/Conformance/tests/SincosTest.cpp",
    "//offload/unittests/Conformance/tests/TanTest.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": []
}