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/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp",
    "//llvm/test/CodeGen/RISCV/rvv/strided-vpload-vpstore-output.ll",
    "//mlir/include/mlir-c/Dialect/SparseTensor.h",
    "//mlir/include/mlir/Dialect/SparseTensor/IR/Enums.h",
    "//mlir/include/mlir/Dialect/SparseTensor/IR/SparseTensorAttrDefs.td",
    "//mlir/lib/Dialect/SparseTensor/IR/Detail/LvlTypeParser.cpp",
    "//mlir/lib/Dialect/SparseTensor/IR/SparseTensorDialect.cpp",
    "//mlir/lib/Dialect/SparseTensor/Transforms/Utils/SparseTensorLevel.cpp",
    "//mlir/test/CAPI/sparse_tensor.c",
    "//mlir/test/Dialect/SparseTensor/invalid_encoding.mlir",
    "//mlir/test/Dialect/SparseTensor/roundtrip_encoding.mlir",
    "//mlir/test/Dialect/SparseTensor/sparse_fill_zero.mlir",
    "//mlir/test/python/dialects/sparse_tensor/dialect.py"
  ],
  "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": []
}