message: Extra logging to help debug shape inference logic in optimizers.
diff: @@ -1011,6 +1011,7 @@ Status GraphProperties::InferStatically(bool assume_valid_feeds) {
  }
  // Skip any information that comes from fed nodes.
  if (fed_ports.find(node->name()) != fed_ports.end()) {
  + VLOG(2) << "Skipping feed node shape: " << node->name();
  continue;
  }
  for (const auto& merged_shapes : node_ctx->MergedShapes()) {
  