From: Marco Costalba <mcostalba@gmail.com>
Date: Thu, 18 Jun 2009 13:22:39 +0000 (+0200)
Subject: Skip castle rights update when not needed
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=190f88e5324ffd048c5234e78b41748432dc7579;hp=190f88e5324ffd048c5234e78b41748432dc7579

Skip castle rights update when not needed

Micro optimization in do_move(), a quick check
avoid us to update castle rights in almost 90%
of cases.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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