1/* Return minimum numeric value of X and Y.
2 Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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 <https://www.gnu.org/licenses/>. */
18
19#include <math.h>
20#include <math-use-builtins.h>
21
22
23FLOAT
24M_DECL_FUNC (__fmin) (FLOAT x, FLOAT y)
25{
26#if M_USE_BUILTIN (FMIN)
27 return M_SUF (__builtin_fmin) (x, y);
28#else
29 if (islessequal (x, y))
30 return x;
31 else if (isgreater (x, y))
32 return y;
33 else if (issignaling (x) || issignaling (y))
34 return x + y;
35 else
36 return isnan (y) ? x : y;
37#endif
38}
39declare_mgen_alias (__fmin, fmin);
40

source code of glibc/math/s_fmin_template.c