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"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.cpp",
    "//clang/lib/Format/TokenAnnotator.cpp",
    "//clang/unittests/Format/FormatTestJava.cpp",
    "//flang/lib/Optimizer/CodeGen/Target.cpp",
    "//flang/lib/Optimizer/CodeGen/TargetRewrite.cpp",
    "//flang/test/Fir/struct-passing-x86-64-several-fields-inreg.fir"
  ],
  "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": []
}