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/AST/ASTConcept.cpp",
    "//clang/lib/AST/ASTContext.cpp",
    "//clang/lib/AST/ByteCode/Compiler.cpp",
    "//clang/lib/AST/ByteCode/Program.cpp",
    "//clang/lib/AST/Decl.cpp",
    "//clang/lib/AST/DeclCXX.cpp",
    "//clang/lib/AST/DeclFriend.cpp",
    "//clang/lib/AST/DeclTemplate.cpp",
    "//clang/lib/AST/ExprCXX.cpp",
    "//clang/lib/AST/ExprConcepts.cpp",
    "//clang/lib/AST/ParentMapContext.cpp",
    "//clang/lib/AST/TemplateName.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": []
}