gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/Transforms/LoopVectorize/AArch64/f128-fmuladd-reduction.ll",
    "//llvm/test/Transforms/LoopVectorize/AArch64/force-target-instruction-cost.ll",
    "//llvm/test/Transforms/LoopVectorize/AArch64/low_trip_count_predicates.ll",
    "//llvm/test/Transforms/LoopVectorize/X86/induction-costs.ll",
    "//llvm/test/Transforms/LoopVectorize/X86/masked-store-cost.ll",
    "//llvm/test/Transforms/LoopVectorize/epilog-vectorization-any-of-reductions.ll",
    "//llvm/test/Transforms/LoopVectorize/epilog-vectorization-trunc-induction-steps.ll",
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-reorder-fields/BUILD.gn",
    "//llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Checkers/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/unittests/Target/RISCV/BUILD.gn",
    "//mlir/lib/Dialect/XeGPU/IR/XeGPUOps.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": []
}