gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//lldb/packages/Python/lldbsuite/test/tools/lldb-dap/dap_server.py",
    "//lldb/test/API/tools/lldb-dap/unknown/Makefile",
    "//lldb/test/API/tools/lldb-dap/unknown/TestDAP_unknownRequest.py",
    "//lldb/test/API/tools/lldb-dap/unknown/main.c",
    "//lldb/tools/lldb-dap/CMakeLists.txt",
    "//lldb/tools/lldb-dap/DAP.cpp",
    "//lldb/tools/lldb-dap/Handler/RequestHandler.h",
    "//lldb/tools/lldb-dap/Handler/UnknownRequestHandler.cpp",
    "//lldb/tools/lldb-dap/Protocol/ProtocolRequests.h",
    "//llvm/utils/gn/secondary/lldb/tools/lldb-dap/BUILD.gn",
    "//openmp/runtime/src/include/ompx.h.var"
  ],
  "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": []
}