Enhanced verify search (#1338)

[stockfish] / src / thread.cpp

diff --git a/src/thread.cpp b/src/thread.cpp
index eb360869b53380510513ff134938f0ba515e5cb8..58d693cf2a52547c4fc5f1140436293bd9fcda2d 100644 (file)
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -58,6 +58,7 @@ void Thread::clear() {
 
   counterMoves.fill(MOVE_NONE);
   mainHistory.fill(0);
+  captureHistory.fill(0);
 
   for (auto& to : contHistory)
       for (auto& h : to)
@@ -186,6 +187,8 @@ void ThreadPool::start_thinking(Position& pos, StateListPtr& states,
       th->rootDepth = th->completedDepth = DEPTH_ZERO;
       th->rootMoves = rootMoves;
       th->rootPos.set(pos.fen(), pos.is_chess960(), &setupStates->back(), th);
+      th->nmp_ply = 0;
+      th->pair = -1;
   }
 
   setupStates->back() = tmp;