mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/* Copyright (C) 1998-2013 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
|
|
|
|
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 <math.h>
|
|
#include <math_private.h>
|
|
#include <float.h>
|
|
|
|
double
|
|
__ieee754_exp10 (double arg)
|
|
{
|
|
if (__finite (arg) && arg < DBL_MIN_10_EXP - DBL_DIG - 10)
|
|
return DBL_MIN * DBL_MIN;
|
|
else
|
|
/* This is a very stupid and inprecise implementation. It'll get
|
|
replaced sometime (soon?). */
|
|
return __ieee754_exp (M_LN10 * arg);
|
|
}
|
|
strong_alias (__ieee754_exp10, __exp10_finite)
|