1  /* Return minimum numeric value of X and Y.
       2     Copyright (C) 1997-2023 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  
      23  FLOAT
      24  M_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  }
      39  declare_mgen_alias (__fmin, fmin);