gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libcxx/test/std/ranges/range.adaptors/range.elements/iterator/compare.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.elements/sentinel/equality.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.filter/iterator/compare.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.join/range.join.sentinel/eq.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.lazy.split/range.lazy.split.inner/equal.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.lazy.split/range.lazy.split.outer/equal.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.take.while/sentinel/equality.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.take/range.take.sentinel/eq.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.zip/iterator/compare.pass.cpp",
    "//libcxx/test/std/ranges/range.adaptors/range.zip/sentinel/eq.pass.cpp",
    "//libcxx/test/support/test_range.h",
    "//llvm/lib/Target/RISCV/RISCVInstrInfoVSDPatterns.td",
    "//llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td",
    "//llvm/test/CodeGen/RISCV/rvv/fixed-vectors-trunc-sat-clip.ll",
    "//llvm/test/CodeGen/RISCV/rvv/trunc-sat-clip-sdnode.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