X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fevaluate.cpp;h=36a9b10a2f653c0361a351e4e51e25cd8cf8ead5;hb=5c81602d14539f8259a715477315e28b5de7cb54;hp=3e996da8d32ba6f247ad8b516a880af2d28f2dd0;hpb=feb5342b393895160867aa7c7fa4d6cb563718ca;p=stockfish

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 3e996da8..36a9b10a 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008 Marco Costalba
+  Copyright (C) 2008-2009 Marco Costalba
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -505,6 +505,8 @@ void quit_eval() {
   {
       delete PawnTable[i];
       delete MaterialTable[i];
+      PawnTable[i] = NULL;
+      MaterialTable[i] = NULL;
   }
 }
 
@@ -782,7 +784,7 @@ namespace {
                         if (    bit_is_set(p.piece_attacks<QUEEN>(from), to)
                             && !bit_is_set(p.pinned_pieces(them), from)
                             && !(rook_attacks_bb(to, occ & ClearMaskBB[from]) & p.rooks_and_queens(us))
-                            && !(rook_attacks_bb(to, occ & ClearMaskBB[from]) & p.rooks_and_queens(us)))
+                            && !(bishop_attacks_bb(to, occ & ClearMaskBB[from]) & p.bishops_and_queens(us)))
 
                             ei.mateThreat[them] = make_move(from, to);
                     }