gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp",
    "//llvm/test/Transforms/SLPVectorizer/X86/reorder-node.ll",
    "//mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_loose.mlir",
    "//mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_matmul.mlir",
    "//mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_matmul_slice.mlir",
    "//mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_matrix_ops.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": []
}