From: Marco Costalba <mcostalba@gmail.com>
Date: Sun, 26 Jun 2011 10:42:58 +0000 (+0100)
Subject: Fix a bug in Position::is_ok()
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=93059830181b7167525ef4adad7d4ca3115b0701;hp=93059830181b7167525ef4adad7d4ca3115b0701

Fix a bug in Position::is_ok()

If we cannot castle castleRightsMask[] could be not valid,
for instance when king initial file is FILE_A as queen rook.

In this case castleRightsMask[] at initialQRFile is different
from the expected (ALL_CASTLES ^ WHITE_OOO).

No functional change.

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