func TestCallbackStack(t *testing.T)         { testCallbackStack(t) }
func TestCflags(t *testing.T)                { testCflags(t) }
func TestCheckConst(t *testing.T)            { testCheckConst(t) }
func TestConst(t *testing.T)                 { testConst(t) }
func TestCthread(t *testing.T)               { testCthread(t) }
func TestEnum(t *testing.T)                  { testEnum(t) }
func TestNamedEnum(t *testing.T)             { testNamedEnum(t) }

	C.free(unsafe.Pointer(p))
	return int(n), err
}

func Atol(s string) int {
	p := C.CString(s)
	n := C.atol(p)
	C.free(unsafe.Pointer(p))
	return int(n)
}

func testConst(t *testing.T) {
	C.myConstFunc(nil, 0, nil)
}

func testEnum(t *testing.T) {
	if C.Enum1 != 1 || C.Enum2 != 2 {
		t.Error("bad enum", C.Enum1, C.Enum2)
	}
}

  %0 = "tf.VariableShape"(%arg0)  : (tensor<1x2x!tf_type.resource<tensor<1x32x32x16xf32>>>) -> tensor<4xi32>
  func.return %0 : tensor<4xi32>
}

// -----

// Test invalid tf.Const
func.func @testConst() -> tensor<f32> {
  // expected-error @+1 {{attribute 'value' failed to satisfy constraint: constant vector/tensor}}
  %0 = "tf.Const"() {T = "tfdtype$DT_FLOAT", value = 1.0 : f32} : () -> tensor<f32>