Document one test result

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

diff --git a/src/search.cpp b/src/search.cpp
index 8539d66f41c6902ce7d226dbc6c0395f2a25f4a2..f929501648c2949009b0d9463a3fca92a353af49 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1339,7 +1339,9 @@ namespace {
         Value rbeta = beta - razor_margin(depth);
         Value v = qsearch(pos, ss, rbeta-1, rbeta, Depth(0), ply, threadID);
         if (v < rbeta)
         Value rbeta = beta - razor_margin(depth);
         Value v = qsearch(pos, ss, rbeta-1, rbeta, Depth(0), ply, threadID);
         if (v < rbeta)

-          return v; //FIXME: Logically should be: return (v + razor_margin(depth));
+            // Logically we should return (v + razor_margin(depth)), but
+            // surprisingly this did slightly weaker in tests.
+            return v;

     }
 
     // Step 7. Static null move pruning
     }
 
     // Step 7. Static null move pruning