}

func.func @real(%arg0: tensor<1 x complex<f64>>) -> tensor<1xf64> {
  %0 = "tf.Real"(%arg0) : (tensor<1 x complex<f64>>) -> tensor<1xf64>
  func.return %0: tensor<1xf64>

// CHECK-LABEL: real
// CHECK:  "tfl.real"(%arg0) : (tensor<1xcomplex<f64>>) -> tensor<1xf64>
// CHECK:  return
}

func.func @imag(%arg0: tensor<1 x complex<f64>>) -> tensor<1xf64> {

func.func @testMaximumOfZeroToReluInt64OnGpu(%arg0: tensor<4xi64>) -> tensor<4xi64> {
  // CHECK: %[[RESULT:.*]] = "tf.Relu"(%arg0) {device = "/job:localhost/replica:0/task:0/device:GPU:0"} : (tensor<4xi64>) -> tensor<4xi64>
  // CHECK: return %[[RESULT]]
  %cst_0 = arith.constant dense<0> : tensor<i64>
  %0 = "tf.Maximum"(%arg0, %cst_0) {device = "/job:localhost/replica:0/task:0/device:GPU:0"} : (tensor<4xi64>, tensor<i64>) -> tensor<4xi64>

  func.return %0 : tensor<3xf32>
}

// -----

// CHECK-LABEL: testReal
func.func @testReal(%arg0: tensor<? x complex<f64>>) -> tensor<?xf64> {
  // CHECK: "tfl.real"(%arg0)
  %0 = "tfl.real"(%arg0): (tensor<? x complex<f64>>) -> tensor<?xf64>
  func.return %0 : tensor<?xf64>
}

// -----

func.func @testRealWrongShape(%arg0: tensor<3 x complex<f64>>) -> tensor<4xf32> {