From: Joona Kiiski <joona.kiiski@gmail.com>
Date: Wed, 15 May 2013 19:31:45 +0000 (+0100)
Subject: Use two counter moves instead of one
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;ds=sidebyside;h=f7c013edd08a0e2d26491eb087c145e103e0f708;hp=f7c013edd08a0e2d26491eb087c145e103e0f708;p=stockfish

Use two counter moves instead of one

Very good at long 60"+0.05 TC
LLR: 2.95 (-2.94,2.94)
Total: 5954 W: 1151 L: 1016 D: 3787

[edit: slightly changed form original patch to avoid useless loop
 across killers when killer is MOVE_NONE]

bench: 4327405
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