From: Fabian Fichter <ianfab@users.noreply.github.com>
Date: Fri, 28 Feb 2020 17:46:42 +0000 (+0100)
Subject: Fix queen check danger
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=8efbb2b82a8c8be77b417f72fbb2b892d429fe8c;p=fairystockfish.git

Fix queen check danger
---

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 85d5107..dce81a0 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -494,6 +494,7 @@ namespace {
             // which we can't give a rook check, because rook checks are more valuable.
             queenChecks = (b1 | b2)
                         & get_attacks(Them, QUEEN)
+                        & pos.board_bb()
                         & safe
                         & ~attackedBy[Us][QUEEN]
                         & ~(b1 & attackedBy[Them][ROOK]);