X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;h=075aa9b4422d01d490e2a1a25196e8befe7d6002;hp=253311ae11c9ff122a4f40db5ab4e3bc07ef81e5;hb=37e9802411fa122eb140ada2edfc9df3be55dbb8;hpb=a87831230d72b8f849acdef011cee8c835bcf9db

diff --git a/src/search.cpp b/src/search.cpp
index 253311ae..075aa9b4 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1154,6 +1154,11 @@ split_point_start: // At split points actual search starts from here
             if (ss->staticEval == VALUE_NONE || ss->evalMargin == VALUE_NONE) // Due to a race
                 ss->staticEval = bestValue = evaluate(pos, ss->evalMargin);
         }
+        else if ((ss-1)->currentMove == MOVE_NULL)
+        {
+            ss->staticEval = bestValue = -(ss-1)->staticEval;
+            ss->evalMargin = VALUE_ZERO; // Hack, we really don't know the value
+        }
         else
             ss->staticEval = bestValue = evaluate(pos, ss->evalMargin);