gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "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"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/IR/User.cpp",
    "//llvm/test/Transforms/MergeFunc/comdat.ll",
    "//mlir/include/mlir/Conversion/Passes.td",
    "//mlir/include/mlir/Dialect/Vector/Transforms/LoweringPatterns.h",
    "//mlir/lib/Conversion/VectorToLLVM/ConvertVectorToLLVMPass.cpp",
    "//mlir/lib/Dialect/SPIRV/Transforms/SPIRVConversion.cpp",
    "//mlir/lib/Dialect/Vector/TransformOps/VectorTransformOps.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorContract.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/LowerVectorTranspose.cpp",
    "//mlir/test/Conversion/VectorToLLVM/pass-option-serialization.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": []
}