Skip NMP for reversi

reversi
LLR: 2.95 (-2.94,2.94) [0.00,10.00]
Total: 280 W: 174 L: 78 D: 28

diff --git a/src/search.cpp b/src/search.cpp
index c88632e..ea886d3 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -922,6 +922,7 @@ namespace {
         && !excludedMove
         &&  pos.non_pawn_material(us)
         &&  pos.count<ALL_PIECES>(~us) != pos.count<PAWN>(~us)
+        && !pos.flip_enclosed_pieces()
         && (ss->ply >= thisThread->nmpMinPly || us != thisThread->nmpColor))
     {
         assert(eval - beta >= 0);