Bugfix: reduction was not set to zero in full depth search

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 71a101041404fe00b0c0ded394755632dc937158..c44d150f7008826abd9fe08ac4c1b0c4798e4985 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1000,6 +1000,7 @@ namespace {
 
             if (doFullDepthSearch)
             {
+                ss[0].reduction = Depth(0);
                 value = -search(pos, ss, -alpha, newDepth, 1, true, 0);
 
                 if (value > alpha)