gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/Transforms/LoopInterchange/gh54176-scalar-deps.ll",
    "//llvm/test/Transforms/LoopInterchange/innermost-latch-uses-values-in-middle-header.ll",
    "//llvm/test/Transforms/LoopInterchange/interchange-flow-dep-outer.ll",
    "//llvm/test/Transforms/LoopInterchange/outer-header-jump-to-inner-latch.ll",
    "//llvm/test/Transforms/LoopInterchange/pr43797-lcssa-for-multiple-outer-loop-blocks.ll",
    "//llvm/test/Transforms/LoopInterchange/vector-gep-operand.ll"
  ],
  "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": []
}