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Fix comments, rename variables

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Thanks everybody for the various hints in the perpetual renaming thread:
https://github.com/official-stockfish/Stockfish/issues/1426

No functional change
This commit is contained in:
Stéphane Nicolet
2018-06-02 17:41:37 +02:00
parent 6cc5614124
commit a0486ecb40
8 changed files with 58 additions and 61 deletions
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13
src/position.cpp
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@@ -1193,14 +1193,15 @@ bool Position::has_game_cycle(int ply) const {
|| (j = H2(moveKey), cuckoo[j] == moveKey))
{
Move move = cuckooMove[j];
Square from = from_sq(move);
Square to = to_sq(move);
Square s1 = from_sq(move);
Square s2 = to_sq(move);
if (!(between_bb(from, to) & pieces()))
if (!(between_bb(s1, s2) & pieces()))
{
// Take care to reverse the move in the no-progress case (opponent to move)
if (empty(from))
move = make_move(to, from);
// In the cuckoo table, both moves Rc1c5 and Rc5c1 are stored in the same
// location. We select the legal one by reversing the move variable if necessary.
if (empty(s1))
move = make_move(s2, s1);
if (ply > i)
return true;