gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libcxx/docs/ABIGuarantees.rst",
    "//libcxx/include/__algorithm/copy.h",
    "//libcxx/include/__algorithm/specialized_algorithms.h",
    "//libcxx/include/__bit_reference",
    "//libcxx/include/__configuration/abi.h",
    "//libcxx/test/libcxx/containers/sequences/vector.bool/trivialty.compile.pass.cpp",
    "//llvm/bindings/ocaml/debuginfo/debuginfo_ocaml.c",
    "//llvm/cmake/modules/AddOCaml.cmake"
  ],
  "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