1 /* Copyright (C) 2011-2016 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gmail.com>, 2011.
4
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.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19 #include <math.h>
20 #include "math_private.h"
21
22 #if !defined __NO_LONG_DOUBLE_MATH
23 /* wrapper fmodl */
24 long double
fmodl(long double x,long double y)25 fmodl (long double x, long double y)
26 {
27 # if defined(__UCLIBC_HAS_FENV__)
28 if (__builtin_expect (isinf (x) || y == 0.0L, 0)
29 && _LIB_VERSION != _IEEE_ && !isnan (y) && !isnan (x))
30 /* fmod(+-Inf,y) or fmod(x,0) */
31 return __kernel_standard_l (x, y, 227);
32 # endif /* __UCLIBC_HAS_FENV__ */
33 return (long double) __ieee754_fmod ((double) x,(double) y);
34 }
35 #endif /* __NO_LONG_DOUBLE_MATH */
36