diff --git a/AUTHORS b/AUTHORS index b1e82806..d7b64b62 100644 --- a/AUTHORS +++ b/AUTHORS @@ -210,6 +210,7 @@ Steinar Gunderson (sesse) Stéphane Nicolet (snicolet) Stephen Touset (stouset) Syine Mineta (MinetaS) +Taras Vuk (TarasVuk) Thanar2 thaspel theo77186 diff --git a/src/search.cpp b/src/search.cpp index 69d8decf..85106513 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -780,7 +780,10 @@ namespace { && depth < 9 && eval - futility_margin(depth, cutNode && !ss->ttHit, improving) - (ss-1)->statScore / 306 >= beta && eval >= beta - && eval < 24923) // smaller than TB wins + && eval < 24923 // smaller than TB wins + && !( !ttCapture + && ttMove + && thisThread->mainHistory[us][from_to(ttMove)] < 989)) return eval; // Step 9. Null move search with verification search (~35 Elo)