root/lib/count-one-bits.c

     1 /* Count the number of 1-bits in a word.
     2 
     3    Copyright (C) 2012-2023 Free Software Foundation, Inc.
     4 
     5    This file is free software: you can redistribute it and/or modify
     6    it under the terms of the GNU Lesser General Public License as
     7    published by the Free Software Foundation; either version 2.1 of the
     8    License, or (at your option) any later version.
     9 
    10    This file 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
    13    GNU Lesser General Public License for more details.
    14 
    15    You should have received a copy of the GNU Lesser General Public License
    16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
    17 
    18 #include <config.h>
    19 
    20 #define COUNT_ONE_BITS_INLINE _GL_EXTERN_INLINE
    21 #include "count-one-bits.h"
    22 
    23 #if 1500 <= _MSC_VER && (defined _M_IX86 || defined _M_X64)
    24 int popcount_support = -1;
    25 #endif