Fix some warnings under icc

[stockfish] / src / tt.h

diff --git a/src/tt.h b/src/tt.h
index c37b9d3ff6f74c96bbfe3853d8747f0f72804933..5c3ddc5269de6e302f2b50566705c13a1f01b79f 100644 (file)
--- a/src/tt.h
+++ b/src/tt.h
@@ -56,7 +56,7 @@ public:
     memset(entries, 0, HashSize * sizeof(Entry));
   }
 
-  ~SimpleHash() { delete [] entries; }
+  virtual ~SimpleHash() { delete [] entries; }
 
   Entry* find(Key key) const { return entries + ((uint32_t)key & (HashSize - 1)); }