gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libc/src/__support/block.h",
    "//libc/src/__support/freelist.cpp",
    "//libc/src/__support/freelist.h",
    "//libc/src/__support/freelist_heap.h",
    "//libc/src/__support/freestore.h",
    "//libc/src/__support/freetrie.h",
    "//libc/test/src/__support/block_test.cpp",
    "//libc/test/src/__support/freelist_heap_test.cpp",
    "//libc/test/src/__support/freelist_malloc_test.cpp",
    "//libc/test/src/__support/freelist_test.cpp",
    "//libc/test/src/__support/freestore_test.cpp",
    "//libc/test/src/__support/freetrie_test.cpp"
  ],
  "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