gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//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"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/Transforms/IPO/OpenMPOpt.cpp",
    "//llvm/test/Transforms/OpenMP/get_hardware_num_threads_in_block_fold.ll",
    "//llvm/test/Transforms/OpenMP/is_spmd_exec_mode_fold.ll",
    "//llvm/test/Transforms/OpenMP/spmd_parallel_wrapper_removal.ll",
    "//llvm/test/Transforms/OpenMP/spmdization.ll",
    "//llvm/test/Transforms/OpenMP/spmdization_assumes.ll",
    "//llvm/test/Transforms/OpenMP/spmdization_guarding.ll",
    "//llvm/test/Transforms/OpenMP/spmdization_guarding_two_reaching_kernels.ll",
    "//llvm/test/Transforms/OpenMP/spmdization_no_guarding_two_reaching_kernels.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": []
}