1 /* Test for positive or negative infinity.
2 Copyright (C) 2007-2024 Free Software Foundation, Inc.
4 This file is free software: you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation, either version 3 of the
7 License, or (at your option) any later version.
9 This file is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17 /* Written by Ben Pfaff <blp@gnu.org>, 2008. */
26 return x
< -FLT_MAX
|| x
> FLT_MAX
;
32 return x
< -DBL_MAX
|| x
> DBL_MAX
;
36 gl_isinfl (long double x
)
38 return x
< -LDBL_MAX
|| x
> LDBL_MAX
;