message: Don't run on into the error condition
diff: @@ -92,6 +92,7 @@ xla::ComputationDataHandle XlaHelpers::IntegerLiteral(
  case xla::F16:
  literal = *xla::LiteralUtil::CreateR0<xla::half>(
  static_cast<xla::half>(value));
  + break;
  case xla::TUPLE:
  LOG(FATAL) << "tuple element type is not integral";
  case xla::OPAQUE:
  