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b168057a | 1 | /* Copyright (C) 1998-2015 Free Software Foundation, Inc. |
478b92f0 | 2 | This file is part of the GNU C Library. |
b6ab06ce | 3 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. |
478b92f0 UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
478b92f0 UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
478b92f0 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 | 18 | |
b6ab06ce | 19 | #include <math.h> |
9277c064 | 20 | #include <math_private.h> |
9568c0c2 | 21 | #include <float.h> |
28f540f4 | 22 | |
b6ab06ce UD |
23 | double |
24 | __ieee754_exp10 (double arg) | |
28f540f4 | 25 | { |
d81f90cc | 26 | if (isfinite (arg) && arg < DBL_MIN_10_EXP - DBL_DIG - 10) |
9568c0c2 JM |
27 | return DBL_MIN * DBL_MIN; |
28 | else | |
29 | /* This is a very stupid and inprecise implementation. It'll get | |
30 | replaced sometime (soon?). */ | |
31 | return __ieee754_exp (M_LN10 * arg); | |
28f540f4 | 32 | } |
0ac5ae23 | 33 | strong_alias (__ieee754_exp10, __exp10_finite) |