gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libcxx/include/__algorithm/copy.h",
    "//libcxx/include/__algorithm/find.h",
    "//libcxx/include/__algorithm/move.h",
    "//libcxx/include/__chrono/duration.h",
    "//libcxx/include/__chrono/file_clock.h",
    "//libcxx/include/__chrono/leap_second.h",
    "//libcxx/include/__chrono/steady_clock.h",
    "//libcxx/include/__chrono/system_clock.h",
    "//libcxx/include/__chrono/time_point.h",
    "//libcxx/include/__chrono/zoned_time.h",
    "//libcxx/include/__new/allocate.h",
    "//libcxx/include/__new/global_new_delete.h",
    "//libcxx/test/libcxx/diagnostics/chrono.nodiscard.verify.cpp"
  ],
  "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": []
}
running all tests due to change to blacklisted file