func.func @fixed_element_attribute_invalid(%arg0: tensor<2xf32>) -> tensor<2xi8> {
  %0 = "tfr.cast"(%arg0) : (tensor<2xf32>) -> !tfr.tensor
  // expected-error@+1 {{type i8_ can't be resolved for the signature of the op}}
  %1 = tfr.call @tf__invalid_type_op(%0) : (!tfr.tensor) -> !tfr.tensor
  %2 = "tfr.cast"(%1) : (!tfr.tensor) -> tensor<2xi8>
  func.return %2 : tensor<2xi8>
// CHECK: tfr.call @tf__invalid_type_op