Fix atanf spurious underflows (bug 18196).
[glibc.git] / math / w_remainderl.c
blob77b54b777853936f6a4cfe676d02b807e754f01f
1 /* Copyright (C) 2011-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gmail.com>, 2011.
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.
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.
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/>. */
19 #include <math.h>
20 #include <math_private.h>
23 /* wrapper remainderl */
24 long double
25 __remainderl (long double x, long double y)
27 if (((__builtin_expect (y == 0.0L, 0) && ! __isnanl (x))
28 || (__builtin_expect (__isinf_nsl (x), 0) && ! __isnanl (y)))
29 && _LIB_VERSION != _IEEE_)
30 return __kernel_standard_l (x, y, 228); /* remainder domain */
32 return __ieee754_remainderl (x, y);
34 weak_alias (__remainderl, remainderl)