1 /* Copyright (C) 1998-2022 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #include <math.h>
19 #include <math_private.h>
20 #include <float.h>
21 #include <libm-alias-finite.h>
22 
23 long double
__ieee754_exp10l(long double arg)24 __ieee754_exp10l (long double arg)
25 {
26   if (isfinite (arg) && arg < LDBL_MIN_10_EXP - LDBL_DIG - 10)
27     return LDBL_MIN * LDBL_MIN;
28   else
29     /* This is a very stupid and inprecise implementation.  It'll get
30        replaced sometime (soon?).  */
31     return __ieee754_expl (M_LN10l * arg);
32 }
33 libm_alias_finite (__ieee754_exp10, __exp10)
34