Remove a gcc warning on an unused variable

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 39dcf9768157d4276ccc97fbe50a80bafc2b1c73..2fe6a5c1f68322cf8a28790c64bda74831ca965e 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -449,7 +449,6 @@ void think(const Position &pos, bool infinite, bool ponder, int side_to_move,
   // Set thinking time:
   int myTime = time[side_to_move];
   int myIncrement = increment[side_to_move];
-  int oppTime = time[1 - side_to_move];
 
   if (!movesToGo) // Sudden death time control
   {
@@ -1242,14 +1241,14 @@ namespace {
     else if (   !value_is_mate(beta)
              && approximateEval < beta - RazorMargin
              && depth < RazorDepth
-             && (RazorAtDepthOne || depth > OnePly)
+             && (RazorAtDepthOne || depth >= 2*OnePly)
              && ttMove == MOVE_NONE
              && !pos.has_pawn_on_7th(pos.side_to_move()))
     {
         Value v = qsearch(pos, ss, beta-1, beta, Depth(0), ply, threadID);
         if (   (v < beta - RazorMargin - RazorMargin / 4)
-            || (depth <= 2*OnePly && v < beta - RazorMargin)
-            || (depth <=   OnePly && v < beta - RazorMargin / 2))
+            || (depth < 3*OnePly && v < beta - RazorMargin)
+            || (depth < 2*OnePly && v < beta - RazorMargin / 2))
             return v;
     }