gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libc/src/__support/CPP/algorithm.h",
    "//libc/src/__support/CPP/array.h",
    "//libc/src/__support/CPP/atomic.h",
    "//libc/src/__support/CPP/mutex.h",
    "//libc/src/__support/CPP/optional.h",
    "//libc/src/__support/CPP/span.h",
    "//libc/src/__support/CPP/string.h",
    "//libc/src/__support/CPP/string_view.h",
    "//libc/src/__support/CPP/stringstream.h",
    "//libc/src/__support/CPP/utility/forward.h",
    "//libc/src/__support/CPP/utility/move.h",
    "//libc/src/__support/macros/attributes.h"
  ],
  "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