1 files changed, 16 insertions, 0 deletions
diff --git a/src/root.c b/src/root.c
index 8d1adf8..a83249c 100755
--- a/src/root.c
+++ b/src/root.c
@@ -333,6 +333,17 @@ Return value:
         ctx->sMoveStack.uUnblockedKeyValue[u] =
             ctx->sMoveStack.uUnblockedKeyValue[u-1] + 0x28F5C28;
     }
+
+    //
+    // A zeroed COOR (0x00) is on-board (a8), not "none" -- unlike
+    // MOVE's uMove==0 sentinel, COOR needs an explicit reset to
+    // ILLEGAL_COOR so enprise/trapped hint slots start out invalid.
+    //
+    for (u = 0; u < MAX_PLY_PER_SEARCH; u++)
+    {
+        ctx->cEnprise[u][0] = ctx->cEnprise[u][1] = ILLEGAL_COOR;
+        ctx->cTrapped[u] = ILLEGAL_COOR;
+    }
 }
 
 
@@ -1264,6 +1275,11 @@ Return value:
         if (g_MoveTimer.bvFlags & TIMER_STOPPING) break;
     }
     g_Options.u64NodesSearched = ctx->sCounters.tree.u64TotalNodeCount;
+    g_Options.u64BetaCutoffs = ctx->sCounters.tree.u64BetaCutoffs;
+    g_Options.u64BetaCutoffsOnFirstMove =
+        ctx->sCounters.tree.u64BetaCutoffsOnFirstMove;
+    g_Options.u64CounterMoveTries = ctx->sCounters.tree.u64CounterMoveTries;
+    g_Options.u64CounterMoveHits = ctx->sCounters.tree.u64CounterMoveHits;
     g_MoveTimer.dEndTime = SystemTimeStamp();
 
     //