gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/Transforms/LoopVectorize/version-stride-with-integer-casts.ll",
    "//mlir/include/mlir/Dialect/SparseTensor/IR/SparseTensor.h",
    "//mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorRewriting.cpp",
    "//mlir/lib/Dialect/SparseTensor/Transforms/Sparsification.cpp",
    "//mlir/test/Dialect/SparseTensor/fuse_sparse_convert_into_producer.mlir",
    "//mlir/test/Dialect/SparseTensor/no_fold_into_consumer.mlir"
  ],
  "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": []
}