gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//flang/docs/OpenACC-descriptor-management.md",
    "//flang/docs/OpenACC.md",
    "//flang/docs/OpenMP-declare-target.md",
    "//flang/docs/OpenMP-descriptor-management.md",
    "//flang/docs/OpenMP-semantics.md",
    "//flang/docs/OptionComparison.md",
    "//flang/docs/Overview.md",
    "//flang/docs/ParallelMultiImageFortranRuntime.md",
    "//flang/docs/ParameterizedDerivedTypes.md",
    "//flang/docs/ParserCombinators.md",
    "//flang/docs/Parsing.md",
    "//flang/docs/Preprocessing.md",
    "//flang/docs/PullRequestChecklist.md",
    "//flang/docs/RuntimeDescriptor.md",
    "//flang/docs/RuntimeEnvironment.md",
    "//flang/docs/RuntimeTypeInfo.md",
    "//flang/docs/Semantics.md",
    "//flang/docs/Unsigned.md"
  ],
  "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": []
}