class Constant : public TensorHandleConvertible {
 public:
  static Status Create(ImmediateExecutionContext* ctx,
                       AbstractTensorInterface* tensor,
                       std::unique_ptr<Constant>* output);

  // RevivedConstant is movable, but not copyable.
  Constant(Constant&& other) = default;
  Constant& operator=(Constant&& other) = default;

#include "tensorflow/core/platform/types.h"

namespace tensorflow {

Constant::Constant(ImmediateTensorHandlePtr handle)
    : TensorHandleConvertible(std::move(handle)) {}

Status Constant::Create(ImmediateExecutionContext* ctx,
                        AbstractTensorInterface* tensor,
                        std::unique_ptr<Constant>* output) {
  ImmediateExecutionTensorHandle* handle = ctx->CreateLocalHandle(tensor);

    func.return %1 : tensor<10x19xf32>
  }
}

// Tests that foldable ops are constant-folded to enable legalization of ops
// that require compile time constant operand.
// "tf.Shape" can only be folded away after shape inference. tf.Reshape can only
// be lowered when tf.Shape is folded into a constant.

// CHECK-LABEL: HloModule main

// CHECK:         [[CONSTANT:%.*]] = s32[0]{0} constant({})
// CHECK:         ROOT %tuple.{{[0-9]+}} = (s32[0]{0}, s32[0]{0}) tuple(s32[0]{0} [[CONSTANT]], s32[0]{0} [[CONSTANT]])
// CHECK:       }

// NO_TUPLES-LABEL: HloModule main
// NO_TUPLES:       ENTRY %main.{{[0-9+]}} () -> (s32[0], s32[0]) {
// NO_TUPLES:         [[CONSTANT:%.*]] = s32[0]{0} constant({})

// RUN: tf-opt %s -unfold-large-splat-constant | FileCheck %s

// CHECK-LABEL: @unfold_large_constant_splat
func.func @unfold_large_constant_splat() -> (tensor<10x10xf32>, tensor<1000x1000xf32>) {
  %0 = arith.constant dense<0.00000e+00> : tensor<10x10xf32>
  %1 = arith.constant dense<1.00000e+00> : tensor<1000x1000xf32>
  func.return %0, %1 : tensor<10x10xf32>, tensor<1000x1000xf32>

  // CHECK-DAG: %cst = arith.constant dense<0.000000e+00> : tensor<10x10xf32>

module {
  func.func @main() -> tensor<1xi64> {
  %0 = "tfl.custom"() {custom_code = "stablehlo.constant", custom_option = #tfl<const_bytes : "0x76616C75650001020109010101062C022401">} : () -> tensor<1xi64>
  func.return %0 : tensor<1xi64>
  }
}

// CHECK:  module {
// CHECK-NEXT:    func @main() -> tensor<1xi64> {
// CHECK-NEXT:    %[[c0:.+]] = stablehlo.constant dense<2> : tensor<1xi64>
// CHECK-NEXT:    return %[[c0]] : tensor<1xi64>
// CHECK-NEXT:    }

calvin <******@****.***> 1706611761 +0800

func ExampleCompare() {
	vs := []constant.Value{
		constant.MakeString("Z"),
		constant.MakeString("bacon"),
		constant.MakeString("go"),
		constant.MakeString("Frame"),
		constant.MakeString("defer"),
		constant.MakeFromLiteral(`"a"`, token.STRING, 0),
	}

	slices.SortFunc(vs, func(a, b constant.Value) int {
		if constant.Compare(a, token.LSS, b) {
			return -1
		}
		if constant.Compare(a, token.GTR, b) {
			return +1

// special cases
const (
	_n0 = nil /* ERROR "not constant" */
	_n1 = [ /* ERROR "not constant" */ ]int{}
)

// iotas must not be usable in expressions outside constant declarations
type _ [iota /* ERROR "iota outside constant decl" */ ]byte
var _ = iota /* ERROR "iota outside constant decl" */
func _() {
	_ = iota /* ERROR "iota outside constant decl" */
	const _ = iota

		return constant.MakeFloat64(f)
	}
	return nil
}

func fitsFloat64(x constant.Value) bool {
	f, _ := constant.Float64Val(x)
	return !math.IsInf(f, 0)
}

func roundFloat64(x constant.Value) constant.Value {
	f, _ := constant.Float64Val(x)
	if !math.IsInf(f, 0) {
		return constant.MakeFloat64(f)
	}
	return nil
}

// representable checks that a constant operand is representable in the given