gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//mlir/lib/Dialect/Vector/IR/VectorOps.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorBroadcast.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorContract.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorGather.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorInterleave.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorMask.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorMultiReduction.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorScan.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorShapeCast.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorShuffle.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorStep.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorToFromElementsToShuffleTree.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorTranspose.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorDropLeadUnitDim.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorEmulateMaskedLoadStore.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorEmulateNarrowType.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorInsertExtractStridedSliceRewritePatterns.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorLinearize.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorTransferOpTransforms.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorTransforms.cpp"
  ],
  "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": []
}