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",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/Sema/SemaConcept.cpp",
    "//llvm/docs/HowToReleaseLLVM.rst",
    "//llvm/lib/Target/AArch64/AArch64FrameLowering.cpp",
    "//openmp/runtime/test/transform/tile/do.F90",
    "//openmp/runtime/test/transform/tile/do_2d.f90",
    "//openmp/runtime/test/transform/tile/do_2d_varsizes.f90",
    "//openmp/runtime/test/transform/unroll/heuristic_do.f90"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}