// Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

namespace paddle {
namespace lite {

// The Index of first Block in Program. also called root block.
constexpr int kRootBlockIdx = 0;
// The Parent Index of root Block, this block does not exist.
constexpr int kNoneBlockIdx = -1;

}  // namespace lite
}  // namespace paddle