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Remove -stat_malus(newDepth)

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Passed STC:
LLR: 2.97 (-2.94,2.94) <-1.75,0.25>
Total: 92544 W: 23940 L: 23778 D: 44826
Ptnml(0-2): 286, 10936, 23638, 11154, 258
https://tests.stockfishchess.org/tests/view/670c3d6986d5ee47d953c30b

Passed LTC:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 43164 W: 10986 L: 10786 D: 21392
Ptnml(0-2): 27, 4713, 11905, 4907, 30
https://tests.stockfishchess.org/tests/view/670eda3d86d5ee47d953c51d

closes https://github.com/official-stockfish/Stockfish/pull/5639

Bench: 1281912
This commit is contained in:
FauziAkram 2024-10-16 19:40:49 +03:00 • committed by Disservin
parent b325b2c348
commit 2ce47573b4
1 changed files with 1 additions and 1 deletions
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2
src/search.cpp
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@ -1210,7 +1210,7 @@ moves_loop: // When in check, search starts here
value = -search<NonPV>(pos, ss + 1, -(alpha + 1), -alpha, newDepth, !cutNode); value = -search<NonPV>(pos, ss + 1, -(alpha + 1), -alpha, newDepth, !cutNode);
// Post LMR continuation history updates (~1 Elo) // Post LMR continuation history updates (~1 Elo)
int bonus = value >= beta ? 3 * stat_bonus(newDepth) : -stat_malus(newDepth); int bonus = 2 * (value >= beta) * stat_bonus(newDepth);
update_continuation_histories(ss, movedPiece, move.to_sq(), bonus); update_continuation_histories(ss, movedPiece, move.to_sq(), bonus);
} }
} }