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Fix a skill level problem: Don't allow move pruning at root node

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Bench: 8918745

Resolves #231
This commit is contained in:
Stefan Geschwentner 2015-01-24 22:05:06 +01:00 • committed by Joona Kiiski
parent ec36b8dea9
commit d8b3ad2208
1 changed files with 2 additions and 1 deletions
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3
src/search.cpp
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@ -831,7 +831,8 @@ moves_loop: // When in check and at SpNode search starts from here
newDepth = depth - ONE_PLY + extension; newDepth = depth - ONE_PLY + extension;
// Step 13. Pruning at shallow depth // Step 13. Pruning at shallow depth
if ( !captureOrPromotion if ( !RootNode
&& !captureOrPromotion
&& !inCheck && !inCheck
&& !dangerous && !dangerous
&& bestValue > VALUE_MATED_IN_MAX_PLY) && bestValue > VALUE_MATED_IN_MAX_PLY)