gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/CodeGen/Hexagon/64bit_tstbit.ll",
    "//llvm/test/CodeGen/Hexagon/always-ext.ll",
    "//llvm/test/CodeGen/Hexagon/autohvx/isel-concat-multiple.ll",
    "//llvm/test/CodeGen/Hexagon/autohvx/isel-q-legalization-loop.ll",
    "//llvm/test/CodeGen/Hexagon/autohvx/vector-align-terminator.ll",
    "//llvm/test/CodeGen/Hexagon/autohvx/vector-align-use-in-different-block.ll",
    "//llvm/test/CodeGen/Hexagon/reg-scavengebug-2.ll",
    "//llvm/test/CodeGen/Hexagon/swp-const-tc1.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": []
}