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dd5a3ae)
After 933 games
Mod vs Orig +219 =505 -208 +4 ELO
A small increase as expected.
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
// Futility pruning
if ( useFutilityPruning
&& !dangerous
// Futility pruning
if ( useFutilityPruning
&& !dangerous
- && !captureOrPromotion)
+ && !captureOrPromotion
+ && move != ttMove)
{
// History pruning. See ok_to_prune() definition
if ( moveCount >= 2 + int(depth)
{
// History pruning. See ok_to_prune() definition
if ( moveCount >= 2 + int(depth)
&& !isCheck
&& !pvNode
&& !moveIsCheck
&& !isCheck
&& !pvNode
&& !moveIsCheck
&& !move_is_promotion(move)
&& !pos.move_is_passed_pawn_push(move))
{
&& !move_is_promotion(move)
&& !pos.move_is_passed_pawn_push(move))
{