 Jakub CiolekandDisservin
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73475b198d
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Remove prefetching in Position::do_null_move
Passed non-regression STC, Hash=16:
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 60704 W: 15709 L: 15522 D: 29473
Ptnml(0-2): 169, 6589, 16649, 6776, 169
https://tests.stockfishchess.org/tests/view/6963d381f6d2e8deff76918f
Passed non-regression STC SMP, Hash=512:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 313512 W: 80151 L: 80231 D: 153130
Ptnml(0-2): 376, 35492, 85111, 35390, 387
https://tests.stockfishchess.org/tests/view/696e1684e5a70879bd3fe38f
closes https://github.com/official-stockfish/Stockfish/pull/6545
No functional change
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2026-02-08 15:22:06 +01:00 |
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Jakub CiolekandJoost VandeVondele
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c27c1747e3
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qsearch: prevent bestValue from going down
The bestValue can sometimes go down. This happens 2% of the time or so.
This fix stops it from decreasing.
Failed gainer STC:
LLR: -2.94 (-2.94,2.94) <0.00,2.00>
Total: 146176 W: 37930 L: 37976 D: 70270
Ptnml(0-2): 480, 17422, 37366, 17304, 516
https://tests.stockfishchess.org/tests/view/6953be19572093c1986da66a
Passed Non-regression LTC:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 257796 W: 65662 L: 65683 D: 126451
Ptnml(0-2): 164, 28247, 72087, 28246, 154
https://tests.stockfishchess.org/tests/view/69554ff0d844c1ce7cc7e333
closes https://github.com/official-stockfish/Stockfish/pull/6520
fixes https://github.com/official-stockfish/Stockfish/issues/6519
Bench: 2477446
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2026-01-06 12:08:08 +01:00 |
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