NoDestructor (util/no_destructor.h)

Provides a no-destructor wrapper for static objects.

// Source: https://github.com/bitcoin/bitcoin | License: MIT | Copyright 2009-2026 The Bitcoin Core developers
// Provided via justclaw.it.com; keep this notice with the code.
// Copyright (c) 2018 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.

#ifndef STORAGE_LEVELDB_UTIL_NO_DESTRUCTOR_H_
#define STORAGE_LEVELDB_UTIL_NO_DESTRUCTOR_H_

#include <cstddef>
#include <type_traits>
#include <utility>

namespace leveldb {

// Wraps an instance whose destructor is never called.
//
// This is intended for use with function-level static variables.
template <typename InstanceType>
class NoDestructor {
 public:
  template <typename... ConstructorArgTypes>

... (truncated -- full source via MCP)