gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//.github/workflows/libcxx-benchmark-commit.yml",
    "//.github/workflows/libcxx-pr-benchmark.yml",
    "//.github/workflows/libcxx/build-at-commit/action.yml",
    "//libc/config/linux/app.h",
    "//libc/src/__support/threads/linux/CMakeLists.txt",
    "//libc/src/__support/threads/linux/aarch64/CMakeLists.txt",
    "//libc/src/__support/threads/linux/aarch64/tls.cpp",
    "//libc/src/__support/threads/linux/riscv/CMakeLists.txt",
    "//libc/src/__support/threads/linux/riscv/tls.cpp",
    "//libc/src/__support/threads/linux/x86_64/CMakeLists.txt",
    "//libc/src/__support/threads/linux/x86_64/tls.cpp",
    "//libc/startup/linux/CMakeLists.txt",
    "//libc/startup/linux/aarch64/CMakeLists.txt",
    "//libc/startup/linux/do_start.cpp",
    "//libc/startup/linux/riscv/CMakeLists.txt",
    "//libc/startup/linux/x86_64/CMakeLists.txt",
    "//libcxx/utils/ci/lnt/README.md",
    "//libcxx/utils/ci/lnt/run-benchmarks",
    "//libcxx/utils/ci/run-buildbot"
  ],
  "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