gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//clang/test/Driver/print-enabled-extensions/aarch64-ampere1b.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-apple-m4.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv8.7-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv8.8-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv8.9-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv9.2-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv9.3-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv9.4-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-armv9.5-a.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-cortex-a520.c",
    "//clang/test/Driver/print-enabled-extensions/aarch64-cortex-a520ae.c",
    "//llvm/lib/Target/AArch64/AArch64Features.td",
    "//llvm/test/MC/AArch64/spe.s"
  ],
  "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