/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
- Copyright (C) 2008 Marco Costalba
+ Copyright (C) 2008-2009 Marco Costalba
Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
struct {
uint32_t l;
uint32_t h;
- };
+ } dw;
};
// WARNING: Needs -fno-strict-aliasing compiler option
u.b = *bb;
- if (u.l)
+ if (u.dw.l)
{
- b = u.l;
+ b = u.dw.l;
*((uint32_t*)bb) = b & (b - 1);
b ^= (b - 1);
}
else
{
- b = u.h;
+ b = u.dw.h;
*((uint32_t*)bb+1) = b & (b - 1); // Little endian only?
b = ~(b ^ (b - 1));
}