gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/CodeGen/AMDGPU/amdpal.ll",
    "//llvm/test/CodeGen/AMDGPU/combine-add-zext-xor.ll",
    "//llvm/test/CodeGen/AMDGPU/else.ll",
    "//llvm/test/CodeGen/AMDGPU/extract_subvector_vec4_vec3.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.amdgcn.exp.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.ll",
    "//llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.ll",
    "//llvm/test/CodeGen/AMDGPU/loop_exit_with_xor.ll",
    "//llvm/test/CodeGen/AMDGPU/lower-work-group-id-intrinsics-hsa.ll",
    "//llvm/test/CodeGen/AMDGPU/lower-work-group-id-intrinsics-pal.ll",
    "//llvm/test/CodeGen/AMDGPU/merge-store-crash.ll",
    "//llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll",
    "//llvm/test/CodeGen/AMDGPU/required-export-priority.ll",
    "//llvm/test/CodeGen/AMDGPU/si-triv-disjoint-mem-access.ll",
    "//llvm/test/CodeGen/AMDGPU/wave32.ll",
    "//llvm/test/CodeGen/AMDGPU/wqm.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": []
}