gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
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    "//libcxx/docs/FeatureTestMacroTable.rst",
    "//libcxx/docs/Status/Cxx23Papers.csv",
    "//libcxx/include/CMakeLists.txt",
    "//libcxx/include/__flat_map/flat_map.h",
    "//libcxx/include/__flat_map/flat_multimap.h",
    "//libcxx/include/__flat_map/sorted_equivalent.h",
    "//libcxx/include/__flat_map/utils.h",
    "//libcxx/include/__functional/is_transparent.h",
    "//libcxx/include/flat_map",
    "//libcxx/include/module.modulemap",
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    "//libcxx/test/libcxx/containers/container.adaptors/flat.map/assert.sorted_unique.pass.cpp",
    "//libcxx/test/libcxx/containers/container.adaptors/flat.multimap/assert.input_range.pass.cpp",
    "//libcxx/test/libcxx/containers/container.adaptors/flat.multimap/assert.sorted_equivalent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.map.syn/sorted_equivalent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.map/flat.map.capacity/empty.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.cons/copy_assign.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.cons/move.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.cons/move_assign_clears.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.cons/move_exceptions.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.cons/sorted_iter_iter.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.erasure/erase_if.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.erasure/erase_if_exceptions.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.iterators/iterator.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.iterators/iterator_comparison.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.iterators/iterator_concept_conformance.compile.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.iterators/reverse_iterator.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/erase_iter.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/extract.pass.cpp",
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    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_iter_cv.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_iter_iter.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_iter_rv.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_range.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_rv.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_sorted_initializer_list.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_sorted_iter_iter.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/insert_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/replace.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/swap_exception.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/swap_free.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.modifiers/swap_member.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.observers/comp.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.observers/keys_values.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/contains.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/contains_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/count.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/count_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/equal_range.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/equal_range_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/find.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/find_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/lower_bound.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/lower_bound_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/upper_bound.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/flat.multimap.operations/upper_bound_transparent.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/helpers.h",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/incomplete_type.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/op_compare.pass.cpp",
    "//libcxx/test/std/containers/container.adaptors/flat.multimap/types.compile.pass.cpp",
    "//libcxx/test/std/language.support/support.limits/support.limits.general/flat_map.version.compile.pass.cpp",
    "//libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp",
    "//libcxx/utils/generate_feature_test_macro_components.py",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn"
  ],
  "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