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/docs/ReleaseNotes.rst",
    "//clang/lib/CIR/CodeGen/CIRGenerator.cpp",
    "//clang/lib/Sema/SemaDeclCXX.cpp",
    "//clang/lib/Sema/SemaOpenMP.cpp",
    "//clang/lib/Tooling/RefactoringCallbacks.cpp",
    "//clang/test/Parser/cxx-template-decl.cpp",
    "//llvm/lib/CodeGen/SelectionDAG/StatepointLowering.cpp",
    "//llvm/lib/Target/BPF/BTFDebug.cpp",
    "//llvm/lib/Transforms/Utils/SimplifyCFG.cpp",
    "//llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp",
    "//llvm/test/Transforms/SLPVectorizer/X86/non-schedulable-split-node.ll",
    "//llvm/tools/dsymutil/BinaryHolder.cpp"
  ],
  "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": []
}