]>
Commit | Line | Data |
---|---|---|
bfff8b1b | 1 | /* Copyright (C) 2011-2017 Free Software Foundation, Inc. |
0ac5ae23 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@gmail.com>, 2011. | |
f7eac6eb | 4 | |
0ac5ae23 UD |
5 | The GNU C Library is free software; you can redistribute it and/or |
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. | |
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 | |
13 | Lesser General Public License for more details. | |
f7eac6eb | 14 | |
0ac5ae23 | 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/>. */ | |
f7eac6eb | 18 | |
9d13fb24 | 19 | #include <math.h> |
9277c064 | 20 | #include <math_private.h> |
813378e9 | 21 | #include <math-svid-compat.h> |
f7eac6eb | 22 | |
0ac5ae23 UD |
23 | |
24 | /* wrapper sqrt */ | |
25 | double | |
26 | __sqrt (double x) | |
f7eac6eb | 27 | { |
92221550 | 28 | if (__builtin_expect (isless (x, 0.0), 0) && _LIB_VERSION != _IEEE_) |
0ac5ae23 UD |
29 | return __kernel_standard (x, x, 26); /* sqrt(negative) */ |
30 | ||
31 | return __ieee754_sqrt (x); | |
f7eac6eb RM |
32 | } |
33 | weak_alias (__sqrt, sqrt) | |
cccda09f UD |
34 | #ifdef NO_LONG_DOUBLE |
35 | strong_alias (__sqrt, __sqrtl) | |
36 | weak_alias (__sqrt, sqrtl) | |
37 | #endif |