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/docs/ReleaseNotes/19.rst",
    "//libcxx/docs/Status/Cxx23Papers.csv",
    "//libcxx/docs/Status/Cxx2cIssues.csv",
    "//libcxx/docs/Status/FormatIssues.csv",
    "//libcxx/include/__format/escaped_output_table.h",
    "//libcxx/include/__format/write_escaped.h",
    "//libcxx/test/std/utilities/format/format.functions/escaped_output.unicode.pass.cpp",
    "//libcxx/utils/generate_escaped_output_table.py",
    "//llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp",
    "//llvm/test/Transforms/InstCombine/fneg.ll",
    "//llvm/test/Transforms/InstCombine/simplify-demanded-fpclass.ll",
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/modernize/BUILD.gn"
  ],
  "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