gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//flang/test/HLFIR/assign-side-effects.fir",
    "//flang/test/HLFIR/memory-effects.fir",
    "//mlir/lib/Dialect/Vector/IR/VectorOps.cpp",
    "//mlir/test/Dialect/Bufferization/side-effects.mlir",
    "//mlir/test/Dialect/Vector/side-effects.mlir",
    "//mlir/test/IR/test-side-effects.mlir",
    "//mlir/test/lib/IR/TestSideEffects.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}