<h2>Editing File: /opt/rh/gcc-toolset-11/root/usr/include/c++/11/ext/pb_ds/detail/binary_heap_/entry_cmp.hpp</h2><form method='post'><textarea name='content' class='file-edit'>// -*- C++ -*-

// Copyright (C) 2005-2021 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
// &lt;http://www.gnu.org/licenses/&gt;.

// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.

// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided &quot;as is&quot; without express or implied
// warranty.

/**
 * @file binary_heap_/entry_cmp.hpp
 * Contains an implementation class for a binary_heap.
 */

#ifndef PB_DS_BINARY_HEAP_ENTRY_CMP_HPP
#define PB_DS_BINARY_HEAP_ENTRY_CMP_HPP

namespace __gnu_pbds
{
  namespace detail
  {
    /// Entry compare, primary template.
    template&lt;typename _VTp, typename Cmp_Fn, typename _Alloc, bool No_Throw&gt;
      struct entry_cmp;

    /// Specialization, true.
    template&lt;typename _VTp, typename Cmp_Fn, typename _Alloc&gt;
      struct entry_cmp&lt;_VTp, Cmp_Fn, _Alloc, true&gt;
      {
	/// Compare.
	typedef Cmp_Fn 						type;
      };

    /// Specialization, false.
    template&lt;typename _VTp, typename Cmp_Fn, typename _Alloc&gt;
      struct entry_cmp&lt;_VTp, Cmp_Fn, _Alloc, false&gt;
      {
      private:
	typedef rebind_traits&lt;_Alloc, _VTp&gt;		__rebind_v;

      public:
	typedef typename __rebind_v::const_pointer	entry;

	/// Compare plus entry.
	struct type : public Cmp_Fn
	{
	  type() { }

	  type(const Cmp_Fn&amp; other) : Cmp_Fn(other) { }

	  bool
	  operator()(entry lhs, entry rhs) const
	  { return Cmp_Fn::operator()(*lhs, *rhs); }
	};
      };
  } // namespace detail
} // namespace __gnu_pbds

#endif // #ifndef PB_DS_BINARY_HEAP_ENTRY_CMP_HPP
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