CastHelpers.h

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/*
 * Copyright (c) 2025 Samsung Electronics Co., Ltd. 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.
 */
 
#ifndef __LUCL_IR_CAST_HELPERS_H__
#define __LUCL_IR_CAST_HELPERS_H__
 
#include <string>
#include <stdexcept>
#include <typeinfo>
 
namespace luci
{
 
__attribute__((noinline)) std::string _callstacks(void);
 
template <typename T, typename ARG> inline T _must_cast(ARG arg)
{
  auto cast_arg = dynamic_cast<T>(arg);
  if (cast_arg == nullptr)
  {
    std::string msg = "luci::must_cast() failed to cast: ";
    msg += typeid(T).name();
    msg += _callstacks();
    throw std::invalid_argument(msg.c_str());
  }
  return cast_arg;
}
 
} // namespace luci
 
#endif // __LUCL_IR_CAST_HELPERS_H__