gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libcxx/include/__config",
    "//libcxx/include/__iterator/wrap_iter.h",
    "//libcxx/include/array",
    "//libcxx/include/atomic",
    "//libcxx/include/string_view",
    "//lldb/examples/python/crashlog.py",
    "//lldb/test/Shell/ScriptInterpreter/Python/Crashlog/Inputs/altered_threadState.crash",
    "//lldb/test/Shell/ScriptInterpreter/Python/Crashlog/altered_threadState.test",
    "//llvm/cmake/modules/AddLLVM.cmake",
    "//llvm/cmake/modules/HandleLLVMOptions.cmake",
    "//runtimes/CMakeLists.txt"
  ],
  "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": []
}
running all tests due to change to blacklisted file