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[thirdparty/gcc.git] / libstdc++-v3 / include / debug / debug.h

// Debugging support implementation -*- C++ -*-

// Copyright (C) 2003-2025 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file debug/debug.h
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_MACRO_SWITCH_H
#define _GLIBCXX_DEBUG_MACRO_SWITCH_H 1

/** Macros and namespaces used by the implementation outside of debug
 *  wrappers to verify certain properties. The __glibcxx_requires_xxx
 *  macros are merely wrappers around the __glibcxx_check_xxx wrappers
 *  when we are compiling with debug mode, but disappear when we are
 *  in release mode so that there is no checking performed in, e.g.,
 *  the standard library algorithms.
*/

#include <debug/assertions.h>

// Debug mode namespaces.

/**
 * @namespace std::__debug
 * @brief GNU debug code, replaces standard behavior with debug behavior.
 */
namespace std
{
  namespace __debug { }
}

/** @namespace __gnu_debug
 *  @brief GNU debug classes for public use.
*/
namespace __gnu_debug
{
  using namespace std::__debug;

  template<typename _Ite, typename _Seq, typename _Cat>
    class _Safe_iterator;
}

#if ! defined _GLIBCXX_DEBUG || ! _GLIBCXX_HOSTED

# define __glibcxx_requires_cond(_Cond,_Msg)
# define __glibcxx_requires_valid_range(_First,_Last)
# define __glibcxx_requires_can_increment(_First,_Size)
# define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2)
# define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2)
# define __glibcxx_requires_sorted(_First,_Last)
# define __glibcxx_requires_sorted_pred(_First,_Last,_Pred)
# define __glibcxx_requires_sorted_set(_First1,_Last1,_First2)
# define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred)
# define __glibcxx_requires_partitioned_lower(_First,_Last,_Value)
# define __glibcxx_requires_partitioned_upper(_First,_Last,_Value)
# define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred)
# define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred)
# define __glibcxx_requires_heap(_First,_Last)
# define __glibcxx_requires_heap_pred(_First,_Last,_Pred)
# define __glibcxx_requires_string(_String)
# define __glibcxx_requires_string_len(_String,_Len)
# define __glibcxx_requires_irreflexive(_First,_Last)
# define __glibcxx_requires_irreflexive2(_First,_Last)
# define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred)
# define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred)

#else

# include <debug/macros.h>

# define __glibcxx_requires_cond(_Cond,_Msg) _GLIBCXX_DEBUG_VERIFY(_Cond,_Msg)
# define __glibcxx_requires_valid_range(_First,_Last)	\
  __glibcxx_check_valid_range(_First,_Last)
# define __glibcxx_requires_can_increment(_First,_Size)	\
  __glibcxx_check_can_increment(_First,_Size)
# define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2)	\
  __glibcxx_check_can_increment_range(_First1,_Last1,_First2)
# define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2)	\
  __glibcxx_check_can_decrement_range(_First1,_Last1,_First2)
# define __glibcxx_requires_sorted(_First,_Last)	\
  __glibcxx_check_sorted(_First,_Last)
# define __glibcxx_requires_sorted_pred(_First,_Last,_Pred)	\
  __glibcxx_check_sorted_pred(_First,_Last,_Pred)
# define __glibcxx_requires_sorted_set(_First1,_Last1,_First2)	\
  __glibcxx_check_sorted_set(_First1,_Last1,_First2)
# define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred) \
  __glibcxx_check_sorted_set_pred(_First1,_Last1,_First2,_Pred)
# define __glibcxx_requires_partitioned_lower(_First,_Last,_Value)	\
  __glibcxx_check_partitioned_lower(_First,_Last,_Value)
# define __glibcxx_requires_partitioned_upper(_First,_Last,_Value)	\
  __glibcxx_check_partitioned_upper(_First,_Last,_Value)
# define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred) \
  __glibcxx_check_partitioned_lower_pred(_First,_Last,_Value,_Pred)
# define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred) \
  __glibcxx_check_partitioned_upper_pred(_First,_Last,_Value,_Pred)
# define __glibcxx_requires_heap(_First,_Last)	\
  __glibcxx_check_heap(_First,_Last)
# define __glibcxx_requires_heap_pred(_First,_Last,_Pred)	\
  __glibcxx_check_heap_pred(_First,_Last,_Pred)
# if __cplusplus < 201103L
#  define __glibcxx_requires_string(_String)	\
  _GLIBCXX_DEBUG_PEDASSERT(_String != 0)
#  define __glibcxx_requires_string_len(_String,_Len)	\
  _GLIBCXX_DEBUG_PEDASSERT(_String != 0 || _Len == 0)
# else
#  define __glibcxx_requires_string(_String)	\
  _GLIBCXX_DEBUG_PEDASSERT(_String != nullptr)
#  define __glibcxx_requires_string_len(_String,_Len)	\
  _GLIBCXX_DEBUG_PEDASSERT(_String != nullptr || _Len == 0)
# endif
# define __glibcxx_requires_irreflexive(_First,_Last)	\
  __glibcxx_check_irreflexive(_First,_Last)
# define __glibcxx_requires_irreflexive2(_First,_Last)	\
  __glibcxx_check_irreflexive2(_First,_Last)
# define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred)	\
  __glibcxx_check_irreflexive_pred(_First,_Last,_Pred)
# define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred)	\
  __glibcxx_check_irreflexive_pred2(_First,_Last,_Pred)

# include <debug/functions.h>

#endif

#endif // _GLIBCXX_DEBUG_MACRO_SWITCH_H