message: fix assertion failure with -tv-batch-opts
diff: @@ -599,14 +599,9 @@ llvmGetPassPluginInfo() {
  assert(is_clangtv && "Batching is enabled for clang-tv only");
  if (is_clangtv_done)
  return;
  - else if (TVPass::pass_name.empty()) {
  - // Skip the first pass; it is Annotation2MetadataPass, which isn't
  - // interesting
  - assert(P.str() == "Annotation2MetadataPass");
  - return;
  - }
  // Run only when it is at the boundary
  + bool is_first = TVPass::pass_name.empty();
  bool do_start = !TVPass::batch_started && do_skip(TVPass::pass_name)
  && !do_skip(P);
  bool do_finish = TVPass::batch_started && !do_skip(TVPass::pass_name)
  @@ -614,8 +609,10 @@ llvmGetPassPluginInfo() {
  if (do_start)
  TVPass::batched_pass_begin_name = TVPass::pass_name;
  + else if (is_first)
  + TVPass::batched_pass_begin_name = "beginning";
  - if (do_start || do_finish)
  + if (is_first || do_start || do_finish)
  runTVPass(*const_cast<llvm::Module *>(unwrapModule(IR)));
  });
  PB.getPassInstrumentationCallbacks()->registerAfterPassCallback([&](
  