gcc/libstdc++-v3/include/c_global/climits

// -*- C++ -*- forwarding header.

// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
// 2006, 2007, 2008, 2009, 2010
// 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;
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/** @file include/climits
 *  This is a Standard C++ Library file.  You should @c \#include this file
 *  in your programs, rather than any of the @a *.h implementation files.
 *
 *  This is the C++ version of the Standard C Library header @c limits.h,
 *  and its contents are (mostly) the same as that header, but are all
 *  contained in the namespace @c std (except for names which are defined
 *  as macros in C).
 */

//
// ISO C++ 14882: 18.2.2  Implementation properties: C library
//

#pragma GCC system_header

#include <limits.h>

#ifndef _GLIBCXX_CLIMITS
#define _GLIBCXX_CLIMITS 1

#ifndef LLONG_MIN
#define LLONG_MIN (-__LONG_LONG_MAX__ - 1)
#endif

#ifndef LLONG_MAX
#define LLONG_MAX __LONG_LONG_MAX__
#endif

#ifndef ULLONG_MAX
#define ULLONG_MAX (__LONG_LONG_MAX__ * 2ULL + 1)
#endif

#endif