/* Wrapper for __log1p that handles setting errno.

   Copyright (C) 2015-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C 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

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <errno.h>

#include <math.h>

#include <math_private.h>

FLOAT

M_DECL_FUNC (__w_log1p) (FLOAT x)

{

  if (__glibc_unlikely (islessequal (x, M_LIT (-1.0))))

    {

      if (x == -1)

	__set_errno (ERANGE);

      else

	__set_errno (EDOM);

    }

  return M_SUF (__log1p) (x);

}

declare_mgen_alias (__w_log1p, log1p)