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Revert "Reduce more CUT nodes only if parent node is reduced"

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This reverts commit d54e8a5955.

It was not proved with SPRT this tweak is stronger. So revert it
for now to follow fishtest guidelines.

bench: 5108393
This commit is contained in:
Marco Costalba 2013-06-14 08:24:37 +02:00
parent 2c7ab488a8
commit 02420d4670
1 changed files with 1 additions and 1 deletions
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2
src/search.cpp
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@ -949,7 +949,7 @@ split_point_start: // At split points actual search starts from here
{
ss->reduction = reduction<PvNode>(depth, moveCount);
if (!PvNode && cutNode && (ss-1)->reduction)
if (!PvNode && cutNode)
ss->reduction += ONE_PLY;
if (move == countermoves[0] || move == countermoves[1])