gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "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"
  ]
}
gn analyze input:
{
  "files": [
    "//libcxx/include/__config",
    "//libcxx/include/__configuration/abi.h",
    "//libcxx/include/__format/format_arg.h",
    "//libcxx/include/__format/format_context.h",
    "//libcxx/include/__hash_table",
    "//libcxx/include/__iterator/concepts.h",
    "//libcxx/include/__math/traits.h",
    "//libcxx/include/__ranges/transform_view.h",
    "//libcxx/include/__tree",
    "//libcxx/include/__type_traits/reference_constructs_from_temporary.h",
    "//libcxx/include/forward_list",
    "//libcxx/include/list",
    "//libcxx/include/tuple",
    "//libcxx/include/variant",
    "//libcxx/test/libcxx-03/utilities/meta/is_referenceable.compile.pass.cpp",
    "//libcxx/test/libcxx/numerics/c.math/constexpr-cxx23-clang.pass.cpp",
    "//libcxx/test/libcxx/utilities/expected/expected.expected/transform_error.mandates.verify.cpp",
    "//libcxx/test/libcxx/utilities/expected/expected.void/transform_error.mandates.verify.cpp",
    "//libcxx/test/std/utilities/format/format.arguments/format.arg/visit.pass.cpp",
    "//libcxx/test/std/utilities/format/format.arguments/format.arg/visit.return_type.pass.cpp",
    "//libcxx/test/std/utilities/format/format.arguments/format.arg/visit_format_arg.deprecated.verify.cpp",
    "//libcxx/test/std/utilities/format/format.arguments/format.arg/visit_format_arg.pass.cpp",
    "//libcxx/test/std/utilities/format/format.arguments/format.args/get.pass.cpp",
    "//libcxx/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/PR20855_tuple_ref_binding_diagnostics.pass.cpp",
    "//libcxx/test/std/utilities/variant/variant.visit.member/robust_against_adl.pass.cpp",
    "//libcxx/test/std/utilities/variant/variant.visit.member/visit.pass.cpp",
    "//libcxx/test/std/utilities/variant/variant.visit.member/visit_return_type.pass.cpp",
    "//libcxx/test/support/test_basic_format_arg.h",
    "//libcxx/test/support/test_macros.h",
    "//llvm/docs/DeveloperPolicy.rst",
    "//llvm/lib/Target/AMDGPU/AMDGPUUniformIntrinsicCombine.cpp",
    "//llvm/test/Transforms/GVN/assume-equal.ll"
  ],
  "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