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// TR1 cfenv -*- C++ -*-

// Copyright (C) 2007, 2008 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 2, 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.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING.  If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.

// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.

/** @file tr1_impl/cfenv
 *  This is an internal header file, included by other library headers.
 *  You should not attempt to use it directly.
 */

#pragma GCC system_header

#if _GLIBCXX_USE_C99_FENV_TR1

#undef feclearexcept
#undef fegetexceptflag
#undef feraiseexcept
#undef fesetexceptflag
#undef fetestexcept
#undef fegetround
#undef fesetround
#undef fegetenv
#undef feholdexcept
#undef fesetenv
#undef feupdateenv

namespace std
{
_GLIBCXX_BEGIN_NAMESPACE_TR1

  // types
  using ::fenv_t;
  using ::fexcept_t;

  // functions
  using ::feclearexcept;
  using ::fegetexceptflag;
  using ::feraiseexcept;
  using ::fesetexceptflag;
  using ::fetestexcept;

  using ::fegetround;
  using ::fesetround;

  using ::fegetenv;
  using ::feholdexcept;
  using ::fesetenv;
  using ::feupdateenv;
  
_GLIBCXX_END_NAMESPACE_TR1
}

#endif