1 /* Return positive difference between arguments.
2 Copyright (C) 1997 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
24 __fdiml (long double x
, long double y
)
26 int clsx
= fpclassify (x
);
27 int clsy
= fpclassify (y
);
29 if (clsx
== FP_NAN
|| clsy
== FP_NAN
30 || (y
< 0 && clsx
== FP_INFINITE
&& clsy
== FP_INFINITE
))
31 /* Raise invalid flag. */
34 return x
< y
? 0 : x
- y
;
36 weak_alias (__fdiml
, fdiml
)